Information Security
Cisco Security
Official source for Cisco security products & innovations. Be the first to know with @scottsimkin. Join our 70k fans on FB too: http://csc0.ly/SecFB137,551 followers | Follow
Alex Howard
Washington Correspondent, @Radar, @OReillyMedia. alex@oreilly.com. Intrigued by societal change, taken with ideas, cooking, the outdoors, books, dogs & media.130,895 followers | Follow
Kevin Mitnick
Security Consultant, Public Speaker, & Author Whistling ICBM launch codes since 198860,097 followers | Follow
Robert Siciliano
http://en.wikipedia.org/wiki/Robert_Siciliano Personal security and identity theft expert.46,623 followers | Follow
John Bambenek
Republican Candidate for the 52nd State Senate District in Illinois.44,718 followers | Follow
Kaspersky Lab
Leading developer of Internet threat management solutions that protect against all forms of malicious software.38,333 followers | Follow
Mikko Hypponen
CRO at F-Secure. Malware Adventurer. World Champion in Xevious.29,495 followers | Follow
Richard Stiennon
Follow @cyberwar for updates on Cyber Defense. Security industry and GigaOm Pro analyst. Speaker. Author of Surviving Cyberwar and Cyber Defense.24,200 followers | Follow
Network World
The Connected Enterprise. Network World is the premier provider of information, intelligence and insight for Network and IT Executives.20,123 followers | Follow
SpiderLabs
The elite security team at @Trustwave. Response & Investigations. Analysis & Testing. Research & Development.19,326 followers | Follow
Computer Networking
One-stop resource on the latest computer networking information, tools and resources. Topics include servers, security, backup & voip.19,192 followers | Follow
Graham Cluley
Naked Security chap at Sophos. Viruses, spam, computer security, that kind of stuff. Named 'Twitter user of the year' by Computer Weekly in 2009 and 2010.17,327 followers | Follow
SCMagazine
The official Twitter feed for all things IT security. Like us on facebook.com/SCMag16,457 followers | Follow
Roger Halbheer
Worldwide Chief Security Advisor, Microsoft Corporation, CISSP, Master of Computer Science15,650 followers | Follow
Security Twits
A place to find information security folks. For retweets, @ or DM me or tag posts with #infosecjobs for infosec jobs, #infosecq for questions, and #infoseccfp.15,588 followers | Follow
HIPAA School
HIPAA training accredited by the American Medical Association and other national healthcare associations.15,444 followers | Follow
SANS Institute
SANS is the most trusted and by far the largest source for IT, information security training, certification and research in the world.14,630 followers | Follow
J. Ryan Winter
Canadian private investigator, entrepreneur, blackberry addict, single father of 3 and believer in karma with a love of soccer, flying, technology, Lego #YQR13,687 followers | Follow
Infosecurity
Infosecurity is the only magazine dedicated to the strategy and technique of information security, delivering critical business and technical information for IT13,467 followers | Follow
Richard Bejtlich
Chief Security Officer, MANDIANT. TaoSecurity blogger. Author. Black Hat instructor.12,277 followers | Follow
Dan Deakin
Expert at nothing-learning as I go. Tech+People=Hope. cloud computing Mil,Vet,PMP,CPHIMS,Project Management, Army,Navy, PMI, PMBOK11,749 followers | Follow
Paul Asadoorian
PaulDotCom Podcast & Blog, dedicated to providing the latest information security news.11,552 followers | Follow
RSA Security
RSA helps the world's leading organizations succeed by solving their most complex and sensitive security challenges.11,076 followers | Follow
Team Cymru
Specialized Internet security research firm and 501(c)3 non-profit dedicated to making the Internet more secure.10,732 followers | Follow
Kevin Poulsen
Kevin Poulsen is the news editor at Wired.com,and the author of the cybercrime book KINGPIN (Crown, 2011)10,635 followers | Follow
John Adams
Security Team Lead @ Twitter, keynote speaker on ops, web performance enthusiast, photographer, sound guy, one man entertainment machine.10,515 followers | Follow
Web Security News
Web Security News is a digest of important security announcements and events about web application security techniques and strategies.10,098 followers | Follow
helpnetsecurity
Mirko Zorz, Editor in Chief of Help Net Security and (IN)SECURE Magazine.10,041 followers | Follow
debbiemahler
Owner of @ITechSpecialist, Instructor 4 Ed2go, & #BTR @TechnicalTidbit Radio show host!9,426 followers | Follow
Web of Trust
WOT is a free safe surfing tool that tells you which websites you can trust based on other users' experiences. Free download for all major browsers.8,570 followers | Follow
Cheri Sigmon
Senior #Cyber Security Officer. ISSA Internat'l Ethics Committee CISSP Author Speaker Clemson alum Christian Doxies. CIO CherryLogix, Wounded Warrior Press/Week8,561 followers | Follow
securitypro2009
Information Security Pro, Compliance visionary, Entrepreneur, World Traveler, and Business Management Techophile.8,394 followers | Follow
Jack Daniel
Sporadic Blogger, Security BSides co-founder, InfoSec Curmudgeon, Reluctant CISSP, Tenable Product Manager, Amateur Blacksmith, BS Artiste Extraordinaire, more8,210 followers | Follow
Lenny Zeltser
Sharing thoughts on IT with a strong focus on information security8,172 followers | Follow
Chris Wysopal
Application security, former L0pht researcher, L0phtCrack and Netcat for Windows developer, Veracode CTO & co-founder8,131 followers | Follow
George V. Hulme
Writer. IT security • Cloud Computing • Technology • Science • Markets7,368 followers | Follow
BlackBox Innovations
John Tate, President- Interested in figuring out how to make our digital lives (both on and off line) both easier and secure. Tech, Gadgets, Computers7,366 followers | Follow
Compliance Geek
Since more than 10 years i am implementing different compliance regimes, normally as integrated management system (IMS)7,202 followers | Follow
Alexander Sotirov
Co-founder and Chief Scientist at Trail of Bits, Inc. Occasional rockstar.7,010 followers | Follow
Greg Lambert
Law Librarian (BigLaw), Blogger, geeklawblog.com, Competitive Intelligence, Social Media, Knowledge Management (KM), Speaker, not Adam (sorry)6,864 followers | Follow
Dejan Kosutic
Expert for information security management (ISO 27001 standard) and business continuity management (BS 25999-2 standard)6,711 followers | Follow
Allen Kelly
I love sports and technology. I work for @Symantec | website | security | social media | The opinions expressed here are my own.6,578 followers | Follow
SearchSecurity.com
The latest cybersecurity news, tips and features from the reporters and editors of SearchSecurity.com. Security threats, data breaches, research and more.6,231 followers | Follow
Security BSides
Expanding the spectrum of conversation one event at a time.6,116 followers | Follow
Didier Stevens
5-to-9 security researcher and Microsoft MVP. Mostly IT security. And programming. And (hardware) hacking. And PDF. Avatar: http://bit.ly/bP0Gy06,096 followers | Follow
iHealthBeat.org
iHealthBeat is a free, daily news digest reporting on technology's impact on health care from the California HealthCare Foundation.6,022 followers | Follow
Christopher Burgess
Author/Speaker.Security.Safety.BulIying.SocialMedia.IntellectualPropertyProtection.Intelligence. Protect families especially the elderly/young; Enjoying Life5,940 followers | Follow
AHIMA Resources
Official Twitter account for AHIMA. Posts are intended for informational purposes and do not necessarily represent AHIMA's opinions.5,890 followers | Follow
WebsenseSecurityLabs
The security research team at Websense. Researchers, coders, incident handlers, across the world.5,803 followers | Follow
Dr. Anton Chuvakin
Information security: SIEM, log management, vulnerability management, PCI DSS, GRC... now at Gartner, Inc!5,522 followers | Follow
Christophe Veltsos
InfoSec, Risk, and Privacy Strategist. More at www.linkedin.com/in/chrisveltsos5,411 followers | Follow
ChrisJohnRiley ♻
--== I'm just this guy, you know! ==-- :: Penetration Tester :: Blogger (@catch22insec) :: Podcaster (@eurotrashsec)5,351 followers | Follow
Sam Johnston
Random rants about tech stuff (Cloud Computing, Security, Open Source, etc.). Protip: Don't assume these are anyone's thoughts but my own.5,267 followers | Follow
Dave Lewis
security type, #blogger, breaker of things, bass player, dad, #infosec #security #smartgrid, #cloud, creator of (-:|3 emoticon. I love my job.5,090 followers | Follow
alexander knorr
infosec, security, privacy, linux, opensource, networks, tcp/ip, programming, scripting, apple, windows,5,018 followers | Follow
Jason Haddix
Director of Penetration Testing @ HP && Father. My tweets and website are my own views and not that of my employer.4,888 followers | Follow
Dan Philpott
Federal cybersecurity, risk management, cloud security and information assurance practitioner. Focused on policy and practice. Editor of FISMApedia.org.4,804 followers | Follow
Owen CyberCop
High Tech Detective Protecting the greatest city in the world. New York City. Mac Propin, Iphone loving, Blackberry using, forensics researching CyberCop4,801 followers | Follow
Chester W - Sophos
Sophos Security expert Chet Wisniewski shares advice and insights into online threats4,773 followers | Follow
Angelina Ward
Director, Social Media & Content for @LexisNexisRisk. Work: Data, Investigation, Fraud, InfoSec, Publishing. Interests: Tech, Food, Wine, Travel. My opinions.4,688 followers | Follow
Rebecca Herold
Infosec, privacy, & laws compliance, professor, fun momzy, author. I love: family, friends, science, art, math, music, nature, cicadas, palindromes, running4,615 followers | Follow
Jennifer J. Minella
Jennifer (Jabbusch) Minella. CISSP, HP MASE, Network Infrastructure Specialist, 802.1X devotee, writer, speaker, security diva4,518 followers | Follow
Joshua Corman
Security Strategist/Intellectually Honest Ex-Analyst/Zombie Killer/Co-Founder of Rugged ruggedsoftware.org / Statements are mine & may not reflect Akamai's4,397 followers | Follow
Infowar Monitor
The Information Warfare Monitor is a joint project of The SecDev Group and the Citizen Lab, an interdisciplinary laboratory based at the University of Toronto4,359 followers | Follow
Joey Tyson
Links/discussion on security, privacy, social networking, & random geekery; enjoy! I work for Facebook, but all opinions/thoughts are my own and NOT Facebook's.4,226 followers | Follow
Cyber Security News
All about the latest IT security trends, network security, website protection, hackers and security breaches. Better info helps you protect your organization4,102 followers | Follow
clarinette
IP and IT Lawyer Privacy and Information Online safety/net neutrality and truly an internet Advocate4,025 followers | Follow
Application Security
Protecting businesses from hackers through software & services that helps customers find & fix security vulnerabilities across the application life cycle.4,025 followers | Follow
Jayson E. Street
Why do I only follow 403 simple. “You are not authorized to view this page. HTTP error 403 – F0rb1dd3n” ;-)4,008 followers | Follow
FederalComputerWeek
Federal Computer Week is the meeting place for government information specialists, technology professionals and strategic decision makers.3,935 followers | Follow
Mike Fratto
Editor, Network Computing. Coder. Network nerd. Builder of boats and guitars. Opinionated. Practical. Not nearly as grumpy as I seem. My comments are mine.3,833 followers | Follow
Alex Hutton
I like risk! Also, My comments do not not necessarily represent the views of my employer.3,804 followers | Follow
Keith Crawford
A geek that loves Christ and tries to live like it. Sr. IT Consultant, Network Engineer, Digital Sherpa. How can I help you? Blessed Husband & Proud Daddy.3,703 followers | Follow
CyberSecureInstitute
DC-based cyber security advocacy and analysis group. Providing the latest news and insightful commentary from around the web.3,700 followers | Follow
Joshua Wright
Hacker, wireless security analyst, SANS instructor, snappy dresser3,665 followers | Follow
Dr.Marwan.com
Information Security Professional. Gadget and Soccer Blogger. iPhone, Android, hacking,..RT/MT/follow does not imply endorsement. #AutoFollowBack3,626 followers | Follow
Larry Walsh
Channel, security and IT services prognosticator; CVC director; owner of The 2112 Group.3,515 followers | Follow
Dan Wallace
Twitter's Most Trusted Source for Information Security, Privacy & Compliance Insight3,472 followers | Follow
Gal Shpantzer
Information security and risk management consultant. Strong project manager with interdisciplinary skillset to solve complex business and technical problems.3,396 followers | Follow
Mike Rothman
Securosis Analyst. Security industry veteran. I say what you are thinking. Author of Pragmatic CSO.3,355 followers | Follow
Taking Charge
The musings of Dan Ray, the editor in chief of Austin's CreditCards.com. I post site updates, blog updates, my observations.3,327 followers | Follow
Dave Shackleford
Opinionated security geek. Owner of Voodoo Security, also CTO of IANS. VMware vExpert. SANS Instructor. Music lover. Unofficial Twitter Fun Gauge for Infosec.3,295 followers | Follow
adam shostack
Working to reduce bad security outcomes. Representing myself here on Twitter.3,255 followers | Follow
Nick Selby
Incident Responder and cyber security and risk management consultant. TX Cop. LE technology analyst. Intel geek, dad, baker's husband.3,230 followers | Follow
Richard Savage
Simply known as The Savage. I enjoy hockey and wake/snow boarding. It's not all play. I'm also an Acct Manager for Symantec3,199 followers | Follow
Dave Whitelegg
UK based Information Security Expert, Blogger, Writer, Presenter & Security Professional (CISSP CCSP ISO27001 Lead Auditor). Get Secure, Be Secure & Stay Secure3,190 followers | Follow
IT Governance
Specialist services and solutions for IT governance, risk management, compliance and information security.3,168 followers | Follow
Praxiom Research
Plain English Library of ISO auditing, risk management, information security, quality management, food safety, occupational health and safety3,153 followers | Follow
Maria Spínola
I'm a Software Engineer of Words My mission is: Fix the bad high-tech content.3,088 followers | Follow
Chris Ensey
Director of Government Security Solutions, SafeNet Inc. Here to learn, collaborate and connect. Tweets are my own opinion and not that of my employer.3,050 followers | Follow
Dafydd Stuttard
Information Warfare Operative. Please email support@portswigger.net with bug reports and feature requests.2,874 followers | Follow
Tanya Forsheit
Privacy, data security, IP and technology litigator and compliance lawyer. President of the Women Lawyers Association of Los Angeles. And mom.2,848 followers | Follow
Jon Pincus
strategist, writer, activist, software engineer/security expert ... my blog's at http://talesfromthe.net/jon2,734 followers | Follow
Rhianna Daniels
Managing director of CompassPR, a PR firm focused on the security industry. Foodie, travel enthusiast, dressage/eventing rider. Loving life.2,732 followers | Follow
anthonymfreed
Editor, Researcher, Analyst and Freelance Writer - http://www.linkedin.com/in/anthonymfreed2,653 followers | Follow
Matt Putvinski
Director of Technology Audit and Security, CISSP, CISA, CPA - Helping clients protect data and utilize technology efficiently.2,612 followers | Follow
Theresa Payton
Passionate About Security and Educating Others On How to be More Secure2,590 followers | Follow
Tracy Kitten
BankInfoSecurity.com is a leading site dedicated to security news and fraud trends impacting the financial space.2,567 followers | Follow
Costin Raiu
AntiVirus expert at Kaspersky Lab, freethinker, casual developer, architect, photographer, editor and a bit of everything.2,539 followers | Follow
Voltage Security
Encryption that just works. Voltage Security is the leading innovator of enterprise and payment card data protection solutions inside and outside the cloud2,487 followers | Follow
danielkennedy74
Cognoscenti de securitas.FinCo CISO now Research Director for Information Security/Networking @451Research.Blawger @PraetorianPref.Opinions are mine alone.2,453 followers | Follow
Riva Richmond
Freelance tech journalist with an electronic security and privacy focus. I've written lots for New York Times, Wall Street Journal, Entrepreneur and others.2,449 followers | Follow
Syngress Publishing
Publisher of IT Security, Digital Forensics, Hacking, Pen Testing, and related subjects2,410 followers | Follow
Privacy and Security
WorkPlace Privacy & Security [WPPS] as a competative advantage. Info security, Governance, Risk, Compliance GRC laws, Cloud Computing AWARENESS HUB2,394 followers | Follow
Martin Fisher
Christian. Husband. Dad. CISO. Co-host of the Southern Fried Security Podcast. I speak only for myself.2,343 followers | Follow
Security Monkey
Information Security Investigator - full bio here: http://it.toolbox.com/people/chiefmonkey/ - Check out my case file stories at http://bit.ly/casefiles2,342 followers | Follow
Nick Heller
Intelligence investigator, security consultant, fixer, ex-military. Knows where the bodies are buried. Working with author @JoeFinder to tell my story.2,315 followers | Follow
ryanlrussell
Computer security, writing and FireEye. But mostly I tweet about my kids.2,301 followers | Follow
Thomas O'Toole
Managing editor, @BloombergBNA, Electronic Commerce & Law Report. Covering domain names, e-business legal issues, and social media. Email: totoole@bna.com.2,296 followers | Follow
Amrit Williams
I am because of Him who was, who is, and who will always be #infosec #privacy #strategy #freedom #disciplesofed #endslavery #endhumantrafficking #lovewins2,207 followers | Follow
RayDavidson
Mostly ENFJ, sometimes INFP. Infosec geek. I teach stuff and encourage people to play nice together. It doesn't always work. Tweets are my own.2,191 followers | Follow
Chris Battle
Partner @Adfero, a DC strategic communications firm; Libertarianish blogger; founder/editor of Security Debrief, a homeland security blog.2,113 followers | Follow
StephenNorthcut
Married 25 years, Christian, geek,manager, fun loving curious, read and write a lot2,110 followers | Follow
ITCompliance
SearchCompliance.com helps IT professionals manage information systems and IT to improve compliance processes and results.2,099 followers | Follow
Network Security
Network infrastructure security news and tips for business owners, managers and IT security professionals.2,095 followers | Follow
selenakyle
one more geeky girl on too many social network sites. groks payments, risk, fraud, e-commerce, identity...and music, dance, and caffeinated beverages.2,079 followers | Follow
Michael Zimmer
Faculty at University of Wisconsin-Milwaukee School of Information Studies (@uwmsois) and co-director of Center for Information Policy Research (@uwmcipr)2,057 followers | Follow
Javvad Malik
The unholy alliance between information security, cynicism, videos and comedy personified in a short fat person. www.youtube.com/infoseccynic2,044 followers | Follow
the JoshMeister
Apple, tech, & computer security geek, Ph.D. student, LDS, Producer & Host at MacTech Magazine (@MacTechLive), podcast/write about Mac, infosec, LOST, religion.2,039 followers | Follow
e-Crime Wales
IT security advice, news and alerts from the e-Crime Wales team. Winner of the Special Award for Cooperation at the 2011 Nominet Internet Awards.2,033 followers | Follow
Scott Crawford
Polymath, pundit, airhead (AMEL, CFII). Research Director, Security and Risk, Enterprise Management Associates (EMA)2,032 followers | Follow
Mourad Ben Lakhoua
Information Security Professional Focused on Cybersecurity, Penetration Testing, Risk Management and more. Blogger and SecTechno Founder.2,024 followers | Follow
Frank Breedijk
Security Officer of Schuberg Philis, Author of Seccubus, Blogger for CupFighter.net, Father, Husband2,018 followers | Follow
Mortgage Red Flag
Red Flag and Identity Theft Compliance Solutions for Mortgage Professionals2,017 followers | Follow
Ben Jackson
Relentlessly yet constructively paranoid (Views expressed here are my own and no one else's)1,980 followers | Follow
Stefan Tanase
Senior Security Researcher at Kaspersky Lab. Financial markets enthusiast. Visual arts and electronic music fan. Mother tongue tweeting on @stefantRO1,943 followers | Follow
Rodrigo (Sp0oKeR)
#IronNerds that work with Security Research that loves pcap analysis, intrusion detection, malwares analysis and Beers . #Ironman wannabe and #twittersrun1,938 followers | Follow
Michael Andreano
CISSP Information Security Manager, Lehigh Valley PA resident, LVTweetup coordinator & Social Media Advocate. My tweets are my own not my employers.1,929 followers | Follow
Grace Carter
Love good food, wine, books, travel. Fashion diva with cheeky attitude. UFC fan. www.iidea.com.mx1,895 followers | Follow
IDGuardian
Tweets on improving your personal and professional security, both online and in the real world, from the contributing voices of IDGuardian.com.1,882 followers | Follow
Branden Williams
Seasoned security professional, pilot, photographer, sailor, good strong P1, BBQ & beer lover. Currently a CTO at major security firm.1,880 followers | Follow
Steve Werby
UTSA Information Security Officer. Hacker. Virginia Tech fan/grad. Craft beer lover. @eduinfosec puppeteer. Downtown San Antonio resident (ex Richmond, VA)1,872 followers | Follow
InfoLawGroup
privacy. security. technology. media. advertising. intellectual property.1,867 followers | Follow
Matt Neely
Security researcher, penetration tester and host of the Security Justice Podcast.1,865 followers | Follow
Bob Chaput, CISSP
http://www.linkedin.com/in/bobchaput • HIPAA HITECH Compliance Expert | Executive | Educator | Speaker | Entrepreneur1,857 followers | Follow
Steven Fox, CISSP
I am a Security Architect at the U.S. Dept of the Treasury & Penetration Tester. I also serve on the board of the Detroit ISSA chapter.1,856 followers | Follow
Mary Rose Maguire
Marketing Communication Specialist for MicroSolved, Inc. Better Security Insights. Less Hassle. HoneyPoint Security Server cheerleader. #infosecurity #security1,811 followers | Follow
Kevin Behr
CIO CTO Confidant, Interim Executive, Executive Management Consultant, and Visible Ops Co-author1,765 followers | Follow
MichaelSantarcangelo
Modern raconteur - writer, speaker and catalyst improving organizations by helping people effectively communicate value #crossfit #glutenfree #primal #myr1,756 followers | Follow
Brent Dirks
Web managing editor for @secprods, @occhealthsafety, @eponline. Senior iOS reporter for @appadvice.1,742 followers | Follow
Devon Kearns
Offsec instructor, BackTrack developer, Exploit-DB admin, author.1,714 followers | Follow
Web Security News
News, tips and latest posts on web security, web application protection, hacker incidents and related cyber-stuff1,684 followers | Follow
Proofpoint, Inc.
SaaS solutions for threat management, compliance, archiving & governance and secure communication.1,662 followers | Follow
Endpoint_Security
Endpoint Security is the security of physical devices which may literally fall into the hands of malicious users.1,655 followers | Follow
Jonathan Abolins
Info security, OSINT, and languages geek w/ biology & physics background researching the networked world.1,639 followers | Follow
Nathan Hamiel
InfoSec Professional, Artist, and Thinker. I mess with stuff and sometimes it breaks.1,632 followers | Follow
Paul Jones
Senior Executive Retail Loss Prevention-Sr Director Asset Protection eBay-PayPal-Pro Wrestling fan & collector1,631 followers | Follow
Cops 2 Point 0
Communications, technology & service. Founded in 2008, maintained by @christammiller.1,609 followers | Follow
Privacy Solutions
Privacy and Information Security Experts Consulting on Privacy and Social Media, Privacy by Design, and Data Security for Real Estate and Other Industries.1,598 followers | Follow
Chris Duque
Jest Trying to Reduce the Risks of Victimization on the Internet through Education & Awareness.1,590 followers | Follow
Eric Irvin
Security Junkie, Runner, a Sales Engineer/Solutions Architect @AlertLogic.. - www.ericirvin.com1,569 followers | Follow
ghostnomad
Reformed auditor turned Infosec guy, blogger, Tech Haiku, budding author, IT risk (yes I am a risk), CISA, game maker, husband and father1,562 followers | Follow
Thomas Nicholson
#IT professional by day. #InformationSecurity enthusiast by night. Family guy all the time. I tweet about #security #python #ios #macs #tools etc.1,545 followers | Follow
Network Security 4U
Network security blog posts, news and tips from a range of great tech writers selected by PCIS, a provider of network infrastructure security services1,540 followers | Follow
Chris Morton
Information Security Engineering Manager with Motorola Solutions.1,526 followers | Follow
Global Knowledge
Leverage our broad-based security curriculum that includes the latest in skills-building and vendor-specific training from Cisco, Microsoft, and more!1,520 followers | Follow
Lee Whitfield
Digital Forensic Investigator. Founder of Forensic 4cast. Lethal Forensicator.1,449 followers | Follow
Compliance Solutions
Small Business Compliance Solutions guides organizations to find effective solutions to managing the personal information of their clients and customers1,447 followers | Follow
Rick Deacon
Penetration tester, hacker, student, entrepreneur. Cars/music/working out in the spare time. Tweets/opinions are my own and are unrelated to my employer.1,444 followers | Follow
James Baker
Security Architect, Cloud security, InfoSec, InfoSec did I mention InfoSec. Living the Dream!!!1,395 followers | Follow
Private Investigator
Tamara Thompson - San Francisco Bay Area - blogger/speaker/investigator - Internet search, public records. tamarathompsoninvestigations.com1,381 followers | Follow
MidSouth Biometrics
Get your FREE Biometric Info Kit, Today! High-Tech is the way of the future, don't get stuck in the past. http://midsouthbiometrics.com1,351 followers | Follow
Rocky DeStefano
Insane guy who found a mission within the Information Security field again (Visible Risk).1,334 followers | Follow
L. Brent Huston
So, I'm one of these infosec folks. I break things. I reverse things. I make chaos out of order. I do a lot of stuff that starts with the letter s. :)1,330 followers | Follow
Stieler van Eeden
Christian, cyclist, entrepreneur, infosec advocate, beginner muso , tech geek & ultimately on a journey of exploring & discovering my talents. Let it be great!1,250 followers | Follow
InformationSecurity
#Cybersecurity tips, answers. Connections with fellow InfoSec professionals CISSP, CEH, CISM, CCNA; #SecurityQ #InfoSec #cyber #hacking #defense #CND1,241 followers | Follow
privacy bytes
News and (my) views on Internet policy, trust and safety, privacy, online advertising, the future of media and beyond.1,240 followers | Follow
Peter Hesse
Father of three, computer geek, information security guru, small business owner/operator, and *very* blessed by friends, family, and career.1,235 followers | Follow
RIT InfoSec/Ben
Rochester Institute of Technology Information Security news brought to you by Ben Woelk. Follow RITInfosec on Facebook.1,221 followers | Follow
IS Decisions
IS Decisions is a software vendor specializing in Infrastructure & Security Management solutions for Windows. We also love sharing Microsoft & IT Security news.1,216 followers | Follow
Dimitri McKay
Blogger from NYC area who talks about technology, compliance, network & cloud security. I'm also an MMA fighter, a zombie killer & lover of glazed donuts.1,210 followers | Follow
Keith Simonsen
Unix security geek, rabid fan of the Eris Free network, and retired @ 27 y/o1,207 followers | Follow
David Navetta
A lawyer focusing on information security, data privacy and technology law.1,201 followers | Follow
SecurityBuzz
Find out about developments & technologies shaping the future of security & cloud computing.1,184 followers | Follow
RSA Blog MeetUp 2012
Security Bloggers Meet-Up at RSA Conference 2012. Where security bloggers meet-up and drink-up. Also see @rsaconference1,179 followers | Follow
Brian Greer
security threat analyst, information and science junkie, Miami Dolphins, Edmonton Oilers, Manchester City FC, & Disney World1,168 followers | Follow
Michael R. Farnum
InfoSec person who loves God, family, books, and the Dallas Cowboys. Founder of @HouSecCon, Security Advocate for @Accuvant. These are MY opinions1,129 followers | Follow
Greg Peterson
IT Leadership, Desktop, Apple, Windows, Help Desk, ITIL Expert, Leadership Development.1,099 followers | Follow
KRAA Security
Providing Data Security On Demand, social media security author, risk management1,080 followers | Follow
Aaron Titus
Internet, Privacy & Identity Attorney, VP of Biz Dev for Identity Finder, Privacy Director at Liberty Coalition, GW Law and U of Utah, Proud Husband & 5 kids1,053 followers | Follow
tom patterson
Blending the Art (Hollywood) and Science (DC) of Security, with the security muscle of CSC.1,029 followers | Follow
Andrew Storms
Director of Security operations for nCircle. Mostly work stuff here with my photography mixed in.1,028 followers | Follow
Wayne Pauley
#EMC Cloud/GRC technology SME, Ph.D. -cloud/privacy/security, three awesome kids, married to my soulmate & best friend. Opinions are my own.1,023 followers | Follow
CFP conference
The ACM Computers, Freedom and Privacy conference. CFP2011 will be in Washington DC and cyberspace. Stay tuned for more!1,022 followers | Follow
Kevin Long
Investigative response/forensics, data recovery, Mac security, and risk analysis at Verizon Cybertrust Security.1,019 followers | Follow
TalkToanIT
Day to Day ISSO for the MIL, MSIA Grad Love Everything about h4x0r & cyb3r995 followers | Follow
Chris Burton
Husband, Foodie, FISMA and NIST Compliance Specialist, Author of RedSpartan994 followers | Follow
Joshua Marpet
Physical and Logical Security Geek - Leadership Nut - Social Engineer971 followers | Follow
Gemini Security
Gemini Security Solutions provides impartial information security consulting services to the life sciences, financial, and public sectors.935 followers | Follow
Nick Braak
I love working at the risk/reward intersection of the social online world - cybercrime, fraud, social media threats, privacy, reputation and future unknowns!!931 followers | Follow
Joey Hernandez CISM
What I Do: Air Force Cyberspace Operations Officer, IO Tactician, Intelligence Analyst, Consultant, College Professor. What I am: Daddy & Hubby CISM CISSP MBCI925 followers | Follow
Perimeter E-Security
Providing you with news and notes from the world of information security.914 followers | Follow
Kevin Garnier
909 followers | Follow
Chris Harrington
Infosec geek....security blogger....APT hunter...and other things probably not relevant :)907 followers | Follow
Ryan Mrazik
Privacy & litigation @PerkinsCoieLLP. Otherwise w/ @jmrazik, a new dad & outdoors. Also: Philly, Hoyas, music, food, words. Tweets: Mine, not ads or advice.901 followers | Follow
Tom Stamulis
InfoSec Professional, Mac fan, Gadget collector, Big Red Sox and Pats fan!875 followers | Follow
Bart Grover
IT guy, cruise nut, dad. Interested in #NFL #travel #ITsecurity #photography #SocialMedia #SocialBiz #SEO #PR #Marketing869 followers | Follow
Kevin Beaver
Independent Information Security Consultant, Expert Witness, Author, Professional Speaker & libertarian believing in personal responsibility & limited gov't.868 followers | Follow
Matt Franz
I want to believe but I'm hopelessly damaged by 3 tours in #ics #scada #security. I mostly tweet at @seclectech now on non-cyber related stuff.862 followers | Follow
Andy Willingham
Christian, Husband, Father, IS Professional, Blogger and Co-Host of The SFS Podcast. Comments are mine and do not reflect the opinion of my employer.852 followers | Follow
James McMurry
CEO of Milton Security. These words are my own. Workaholic, Spend too much time connected, overly optimistic with spurts of pessimism wrapped in a grapefruit851 followers | Follow
DaveFriesen
Hi, I’m Dave - an avid business technologist and proud father living near Portland, Oregon. CMA, CISA, CISSP. AC7OR.845 followers | Follow
CERIAS at Purdue U.
CERIAS is one of the world's leading centers in information assurance and security research. More: http://www.cerias.purdue.edu/about/828 followers | Follow
Christian Frichot
Information security specialist living in lil ol' Perth. The views posted here are not those of my employer, @asteriskinfosec. Just @TennieBam, the cat and I!825 followers | Follow
D. Rittenhouse
Geek, Author, Computer Security Consultant, Privacy Advocate, Blogger, PC Repair Technician, IT Support Manager, Aikido Student.823 followers | Follow
Mike Cardosa
GSE. Aspiring entrepreneur focusing on leadership, technology, innovation, and information security.819 followers | Follow
Kenneth Smith
Information Security Professional. Sr Security Solution Architect at GreenPages Technology Solutions. CISSP CISA and recovering QSA.788 followers | Follow
SteveAdegbite
787 followers | Follow
sir jester
Professional Interests in Cybercrime, Security, InfoSec, Information Warfare & Data Protection. TCSM, Fraud screening, AML. BEng (Social). I ♥ football!769 followers | Follow
Brandon Dunlap
Changing the culture of information security, one company at a time.766 followers | Follow
Infosec Update
Follow us for the latest Infosec News powered by our Infosec Update web site.763 followers | Follow
Jeff Wilson
Infonetics Research analyst covering the network security. Family. Friends. Games. Bikes. Beer. Brawling.760 followers | Follow
Ant Allan (Gartner)
Research VP in Gartner’s identity & access management (IAM) team, focusing on authentication technologies & IAM program management. Do not confuse ŵ @antallan.740 followers | Follow
Ann Krauss
Marketing, PR & Social Media Muse. High-tech, finance, health, infosec, legal, new media. Proud Mom. Runner. Writer. Music aficionado & Animal lover.736 followers | Follow
Corey Nachreiner
Director of Security Strategy for WatchGuard, and CISSP. Passionate about computer security. Also digs video games, photography, drums, movies, music, + more.726 followers | Follow
Steve Goldsby
20 Year Information Security expert, visionary entrepreneur, CEO of http://www.icsinc.com725 followers | Follow
Security Rant
I hate everyone equally, except for you, I hate you most of all725 followers | Follow
Joe Garcia
Digital Forensic examiner, InfoSec n00b and fan of the World's Greatest Detective, Batman724 followers | Follow
James Costello
Security consultant, husband, father and Catholic.The DefCon goon known as Genesys, BlackHat proctor719 followers | Follow
Robert Vamosi
CISSP and author of When Gadgets Betray Us. I write about hackers and those who watch the hacker community.715 followers | Follow
Greg Guilmette
Sr Technical Trainer for Avaya, Addicted to information, VMWare geek, Security Enthusiast, MCITP, MCSE, CISSP, NCTE, NCTS, CISA: These are my tweets NOT Avayas708 followers | Follow
Jaime Chanaga
Global Consultant. CEO, CSOBoard.com. Chief Security Officer. Editorial Board Member @SCMagazine. Blog at http://EnduringIdeas20.com690 followers | Follow
Jorge Orchilles
Focused on Information Security and IT. Mostly offensive security and Windows 7 (author of Microsoft Windows 7 Administrator's Reference).687 followers | Follow
Brian Rue - Go Noles
FSU IT Business Continuity/Security enabler with interest in football (Soccer/Throwball), auto racing, and planetary exploration. #MSL #NASAsocial attendee.684 followers | Follow
Free IT Publications
Free magazines, white papers, downloads for IT professionals673 followers | Follow
Nick Akerman
Partner in the AmLaw 100 law firm of Dorsey & Whitney, Watergate prosecutor, complex litigation for Fortune 100, cycling daily around Central Park.671 followers | Follow
Barry Irwin
Academic,Infosec Person,BSDphile & herder of graduate cats^W students654 followers | Follow
Rick Eriksen
I have been a victim of identity theft and wanted to share solutions to this horrible scam.650 followers | Follow
whitewolfsec
598 followers | Follow
Richard Cowling
Technical Software Testing, Java/C#, Software Engineering, Agile, Quality Mngt. Start-Ups, Social Media, InfoSec, Mobiles, Linux, (also Outdoorsy, Zen & Tao)597 followers | Follow
flyinghamster
security and privacy news posted by Catherine Forsythe and the FlyingHamster crew596 followers | Follow
Martin Bernet
Systems Engineer/Integrator/Architect, Agile/CI, INCOSE, CISSP, IEEE, VMI, DC United, USA Soccer593 followers | Follow
brianbourne
SecTor, TASK, CMS, Cars or Bikes (with and without motors) - you may know me from one of these things.591 followers | Follow
Stephen Gradwick
Independent Tribunal Chairman, former civil servant and school governor. Loves wildlife, ecology, the environment, justice, accountability and chemistry...584 followers | Follow
Ricardo Bruno
Information Security Consultant, Security Evangelist, Technologist, and other things...577 followers | Follow
SecurityMatters
Passion for family, people, travel, arts, music, dance, knowledge, ocean, photography, hockey. Privacy/Security professional, speaker, .... :)564 followers | Follow
Big Kahuna
Ku`ai aku ka`u pahi, `a`ole ku`u hanohano. = My sword is for sale, but not my honor.547 followers | Follow
Danny Lieberman
Security expert in medical device compliance and software security. Managing partner of Software Associates, serious musician and bike rider.518 followers | Follow
Peter Hillier
CISO Financial/Healthcare. Dad, News Junkie, Writer, InfoSec Curmudgeon.512 followers | Follow
Conquest Security
An information security consulting firm providing products & services that emphasize systems management, operational procedures, controls, testing & education.509 followers | Follow
Digital Ebola
Information Security Architect, Corporate Spook, Motorcycle Maniac, Insanity in a can...507 followers | Follow
Abdo Shajari
CTO, Hacker, InfoSec enthusiast, Security advisor, entrepreneur, VideoGamer, Beer and... http://abd0.com499 followers | Follow
James Tarala
CyberSecurity Consultant & IS Auditor with Enclave Security. Senior SANS Instructor & Audit Curriculum Author.497 followers | Follow
johnhsawyer
Security geek, freelance infosec writer, father, husband and much more.489 followers | Follow
Tom Smedinghoff
Information law attorney; focused on privacy, data security, identity management, and e-transaction issues462 followers | Follow
Christopher R. Perry
Visionary, Innovator, Tech Geek & Cybersecurity Enthusiast459 followers | Follow
infogeek2u
Admin with insatiable curiosity and interest in all things related to information security.457 followers | Follow
Aaron Hughes
CEO, Information and data forensics analyst and expert witness involved in corporate fraud and family law high tech investigations. #Fraud #Infosec457 followers | Follow
Global Web Security
The gWebs Cryptographer - your source for information on webmail, SaaS, cryptography and more. Check out MailCloak, encryption for gmail!446 followers | Follow
Shaw Consulting
IT Consulting and Security | If we can't do it, we know someone who can.420 followers | Follow
Healthcare Security
405 followers | Follow
Barclay Simpson
The market leader in corporate governance recruitment specialising in audit, compliance, risk, security and legal permanent & contract positions.391 followers | Follow
Ståle Pettersen
Software developer and security enthusiast. I enjoy football, beer and snowboarding.379 followers | Follow
Tom Mahoney
Providing tools, tips, & tricks to prevent credit card fraud on your eCommerce site.379 followers | Follow
Edward Frye
CISSP, Information Security, Networking, Geek, Photographer, Motorcyclist, Husband, Father (3)378 followers | Follow
Sophos Data Protect
Data Protection Company (Utimaco Safeware is now a part of Sophos)354 followers | Follow
Shannon D. Rush
Entrepreneur, InfoSec and Network Professional, Full-time geek347 followers | Follow
TravisSHolt
Whether golfing, water skiing or the pool, I love the warm weather. When inside, I help you prevent, protect and respond to a data breach.340 followers | Follow
Cyber Crime Show
Ask A question for the show: (240) 24-CRIME. TECH, RUMORS, NEWS, GOSSIP, & GADGETS331 followers | Follow
erikgellatly
Info security & compliance guy. Tweets are my own, or occasionally, a retweet of someone else I find interesting or amusing.315 followers | Follow
John Crissup
InfoSec Professional (CISSP, GPEN, GCIH, GAWN, GCFA, MCSE) and Disney Nut305 followers | Follow
MatthewMors
Matthew is a communications consultant for tech security and financial services firms. Also a dad, wanna-be-rock-star and general adventure seeker.295 followers | Follow
Anton Zilberberg
Intersts in Security,WARP, technology, robots and the occasional unk?own*.* | znetlive.net290 followers | Follow
Simon Walker
Risk and security practioner, disruptive thinker, strategist, author.266 followers | Follow
generichackery
IT Security, Linux, Libraries, General Hackery, Anything and everything technology related265 followers | Follow
ICS at UTSA
Institute for Cyber Security at the University of Texas at San Antonio248 followers | Follow
Tamara Thompson
Private investigator specializing in Internet research and civil litigation. Also Twittering @PIbuzz226 followers | Follow
infosecexpert
CCSK, CISSP, CISM, CISA, BS7799 LA, CCNA, CCDA, MCSE, CCSA, CCSE, WTF?223 followers | Follow
Ed McCabe CGEIT/CISM
Specialized in IT Governance, Risk Management and Compliance services (HIPAA, SOX, FDIC, FFIEC, FISMA, PCI DSS).212 followers | Follow
SecurityWire
205 followers | Follow
Raul Colon
IT Security Consultant., CISA, CGEIT, Future CISSP. GRC Professional200 followers | Follow
Trevor Horwitz
Founder and CEO, TrustNet - On-demand IT security and compliance SaaS delivered via the cloud.196 followers | Follow
eDocument Sciences
Helping you to better manage information through data governance, document security and cloud computing.177 followers | Follow
Vision Jinx
Data Center Tech, IT Admin, Web Designer, Apps Developer specializing in Gadgets, AJAX, XSS, JSON, Google API Guru, Musician, Freelancer, Animal Rights Activist165 followers | Follow
AskDataman
Tips on how to Stop Employees from Losing Data...Call 800.385.8598159 followers | Follow
Dror-John Roecher
Security-Consulting, Family, Photography, Music, Politics, Cookin - can't fit more into 24 :-(155 followers | Follow
Carsten Heesch
10+ years professional Linux/Unix/BSD sysadmin experience; FreeBSD lover, CentOS fan, serious virtualisation evangelist (Xen,EC2), full-time NERD! :-)152 followers | Follow
Experior Data
Experior provides data encryption & data leak prevention for regulatory and corporate policy compliance. Key parters are Symantec PGP and Code Green Networks.130 followers | Follow
J.J. Thompson
Entrepreneur & husband. Infosec, cybercrime, intelligence & management consultant. Into mountaineering, hunting, fishing, shooting, photo and tactical gear.129 followers | Follow
yudanja_tkd
A web app. developer, most recently .NET who has broken into the Security workspace. I perform code reviews, penetration testing along with secure design work.123 followers | Follow
Luke Gilliam
Technology Strategist at Availity, LLC, following health, technology, security, and privacy trends.123 followers | Follow
PCSecurityGuy
Security Information, Malware, and Virus protection... defender of the weak & infected.113 followers | Follow
SecPillowfight 2009
107 followers | Follow
Documentti Inc
Enterprise Content Management, Digital Rights Management and Computer Security Training.98 followers | Follow
Hristo Slavchev
I have no special talent. I am only passionately curious. - Albert Einstein91 followers | Follow
amadeus (Trey)
61 followers | Follow
James McCartney
59 followers | Follow
Shannon Summers
54 followers | Follow
eFraud Prevention
eFraud Prevention™ operates a low-cost subscription-based awareness initiative for financial institutions.46 followers | Follow
Charlie Seitz
InfoSec geek with the University of Tennessee, husband of one wife, father of two great kids46 followers | Follow
Mark Menkhus
Security geek for an IT company, CSSLP, CISSP, ITIL v3 expert. Looking at what the risk and compliance data set is, how to use it.21 followers | Follow
Robert Gregg
Dedicated to keeping people's sensitive private, confidential information just that- private and confidential16 followers | Follow
Tim Conrad
9 followers | Follow
