--- title: "Top Cyber Security Twitter Accounts | DuoCircle" description: "The Twitterverse is a beehive of cybersecurity activity, so if you’re not there yet, it’s time to dive in! You’ll find experts sharing their insights and d" image: "https://www.duocircle.com/images/og-default.png" canonical: "https://www.duocircle.com/resources/top-cyber-security-twitter-accounts/" --- DuoCircle # Top Cyber Security Twitter Accounts The Twitterverse is a beehive of cybersecurity activity, so if you’re not there yet, it’s time to dive in! You’ll find experts sharing their insights and d [ Talk to an Expert → ](/contact/) [ See what we make ](/products/) ## Top Cyber Security Twitter Accounts _The Twitterverse is a beehive of **cybersecurity activity**_, so if you’re not there yet, it’s time to dive in! You’ll find experts sharing their insights and discover that it’s imperative for your career development. We have a list of the most important accounts in 2021\. From these hundreds, _we’ve hand-picked what’s new and noteworthy on our social media networks that will affect you for years to come_. ​ | Profile Image | Twitter Handle | Name | Social Followers | Url | | --------------- | -------------------------- | ------- | -------------------------------------- | --- | | StaySafeOnline | NatlCyberSecAlliance | 308016 | | | | rapid7 | Rapid7 | 110212 | | | | Gartner\_inc | Gartner | 438174 | | | | troyhunt | Troy Hunt | 170600 | | | | owasp | owasp | 170982 | | | | JosephSteinberg | Joseph Steinberg | 96859 | | | | kaspersky | Kaspersky | 3702267 | | | | symantec | Symantec | 306394 | | | | SecurityWeek | SecurityWeek | 162674 | | | | SwiftOnSecurity | SwiftOnSecurity | 275245 | | | | defcon | DEF CON | 988618 | | | | thedarktangent | Jeff Moss | 98892 | | | | gcluley | Graham Cluley | 97411 | | | | jeremiahg | Jeremiah Grossman | 63193 | | | | cyber | Cybersecurity | 143302 | | | | USCERT\_gov | US-CERT | 111999 | | | | BrianHonan | BrianHonan #BLM He/Him | 34526 | | | | msftsecurity | Microsoft Security | 275759 | | | | e\_kaspersky | Eugene Kaspersky | 724285 | | | | InfosecurityMag | Infosecurity Magazine | 183801 | | | | CiscoSecure | Cisco Secure | 746034 | | | | HackingDave | Dave Kennedy | 100811 | | | | hacks4pancakes | Lesley Carhart | 91937 | | | | k8em0 | Katie Moussouris (she/her) | 92127 | | | | RSAConference | RSA Conference | 97129 | | | | sans\_isc | SANS ISC | 87822 | | | | securityweekly | Paul Asadoorian | 78058 | | | | threatpost | Threatpost | 205553 | | | | ISC2 | (ISC)² | 83808 | | | | briankrebs | briankrebs | 276825 | | | | metasploit | Metasploit Project | 197121 | | | | cyberwar | cyberwar | 65385 | | | | taosecurity | Richard Bejtlich | 57449 | | | | NakedSecurity | Naked Security | 314023 | | | | schneierblog | Schneier Blog | 148620 | | | | TheHackersNews | The Hacker News | 2670714 | | | | NSAGov | NSA/CSS | 940963 | | | | kevinmitnick | Kevin Mitnick | 255780 | | | | RSAsecurity | RSA | 124087 | | | | mikko | @mikko | 198777 | | | | BlackHatEvents | Black Hat | 391366 | | | | DarkReading | DarkReading | 246294 | | | | DHSgov | Homeland Security | 2877032 | | | | TripwireInc | Tripwire | 56182 | | | | SCMagazine | SC Media | 127608 | | | | CSOonline | CSOonline | 72205 | | | | SANSInstitute | SANS Institute | 132384 | | | ## Ready to talk? Same-day response from someone technical. We tell you yes or no quickly. If yes, we get to work. [Talk to an Expert→](/contact/)[See what we make](/products/) ```json {"@context":"https://schema.org","@type":"Organization","name":"DuoCircle LLC","url":"https://www.duocircle.com","logo":{"@type":"ImageObject","url":"https://www.duocircle.com/images/duocircle-logo.png"},"description":"DuoCircle is a portfolio of specialized email products covering protection, authentication, delivery, and routing. We deliver about 90% of category-leader capability at roughly half the price, backed by experts who own the outcome. 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