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FEDIDEVS

The most popular Security accounts on Mastodon that posted recently.

Popular Recently posted security Security
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Jerry 🦙💝🦙
@[email protected]

Recovering CISO
May have an orchid problem
Bad photography
Worse dad jokes
The worst Infosec hot takes
Podcast: defensivesecurity.org
Blog: infosec.engineering
Twitter: @maliciouslink
Infosec.Exchange Admin

…and for fucks sake, be nice to each other. We are only here for a brief time. Make it enjoyable.

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Last posted Less than a day ago
Posts 43,370
Followers 40,146
Following ▼ 3,503
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Lesley Carhart unverified
@[email protected]

I am eminently qualified to speak from experience about a variety of dumpster fires.

Director of Incident Response at Dragos, ICS cybersecurity person, @pancakescon organizer, martial artist, marksman, humanist, level 14 Neutral Good rogue, USAF retired. Speaker available for gigs.

Gin connoisseur. Rodent parent. Some dipshit from Chicago. Now an immigrant in Melbourne.

I post *very serious* things about infosec. Thoughts are entirely my own.

'they/them' 🏳️‍🌈 nonbinary_flag asexual_flag

Last posted 2 days ago
Posts 22,450
Followers 50,195
Following ▼ 2,361
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Independent investigative journalist. Covers cybercrime, security, privacy. Author of 'Spam Nation,' a NYT bestseller. Former Washington Post reporter, '95-'09. Signal: briankrebs.07
krebsonsecurity @ gmail .com
Linkedin: linkedin.com/in/bkrebs

Last posted 1 day ago
Posts 13,979
Followers 108,778
Following ▼ 1,196
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Reporter covering security at Ars Technica. DM me on Signal: DanArs.82.

Last posted 1 day ago
Posts 5,146
Followers 15,384
Following ▼ 1,151
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Kevin Beaumont
@[email protected]

Cybersecurity weather person and award winning shitposter. Shitposting is an anagram of Top Insights. You may be surprised to know I am not representing my employer here and these are not their opinions.

I have Direct Messages disabled - you can send them, but I will never receive them.

Last posted 1 day ago
Posts 4,289
Followers 68,191
Following ▼ 768
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DEF CON is the world's most influential hacker conference. Held every year since 1993 in Las Vegas, Nevada, DEF CON is the hub of a global community of hackers, security geeks and curious technophiles.

Last posted Less than a day ago
Posts 2,254
Followers 18,093
Following ▼ 708
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D̒͂̕ᵈăᵃn̕ᶰ Ť̾̾̓͐͒͠ᵗe͗̑́̋̂́͡ᵉn̅ᶰtᵗl̀̓͘ᶫe̓̒̂̚ᵉrʳ
:: Founder, Phobos Group
:: Quad Flooper :: Scoville Addict
:: Public Speaker :: food pornographer
:: Twitter Alum (2011-2012)
:: security histrionics
:: finance histrionics
:: tattoo'ed nerd
:: security longhair

part george carlin, part bill hicks, part robin williams.
I run a tiny security consulting company, make hotsauce, watch cartoons and figured out how to weaponize home assistant. I found 118 dollars of btc in my garage.

Last posted Less than a day ago
Posts 54,259
Followers 10,038
Following ▼ 704
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Graham Cluley
@[email protected]

Computer chap. Public speaker, blogger, fan since 1972. Author of Jacaranda Jim and Humbug games. Co-host of "The AI FIx" and @smashingsecurity . Needs haircut.


He/Him/His

Last posted 1 day ago
Posts 1,898
Followers 13,751
Following ▼ 644
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Manuel 'HonkHase' Atug
@[email protected]

20yrs Sec , Geraffel native, c-base, AG KRITIS, CSCB, , , , OT & IT-Security, working at HiSolutions, Threema.id/X9H873XJ

Last posted 1 day ago
Posts 8,329
Followers 12,142
Following ▼ 628
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Secure decentralized messaging for all major platforms and then some. Reliable and instant by using fast and secure Chatmail servers, but also compatible with classic e-mail providers. Offering chat-shared web apps for fun and collaboration, end-to-end encrypted and without any server side hosting. Security-Audited multiple times, last in 2024.

Last posted 1 day ago
Posts 2,486
Followers 9,279
Following ▼ 601
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be good, don't die
| Hacking | Shenanigans

Last posted 3 days ago
Posts 3,749
Followers 6,761
Following ▼ 557
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Matthias Eberl
@[email protected]

Journalist, Educator, Researcher Freelancer e.g. SZ, Netzpolitik, Kuketz-Blog.
🏆 Deutscher Reporterpreis

Account is .

Last posted 1 day ago
Posts 4,235
Followers 5,867
Following ▼ 482
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Zack Whittaker
@[email protected]

Security editor, TechCrunch
Email: [email protected]
Signal: zackwhittaker.1337
New York, NY

Last posted 1 day ago
Posts 3,229
Followers 18,299
Following ▼ 437
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Catalin Cimpanu
@[email protected]

Cybersecurity reporter for Risky Business

Last posted 2 days ago
Posts 78
Followers 18,051
Following ▼ 416
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InfoSecSherpa
@[email protected]

Your guide up a mountain of information!

Last posted 1 day ago
Posts 6,146
Followers 4,938
Following ▼ 373
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Freelance Journalist. Industry Decarbonization, Climate, Energy, IT-Security.

Last posted 1 day ago
Posts 2,008
Followers 4,224
Following ▼ 365
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Scientist, safecracker, etc. McDevitt Professor of Computer Science and Law at Georgetown. Formerly UPenn, Bell Labs. So-called expert on election security and stuff. twitter.com/mattblaze on the Twitter. Slow photographer. Radio nerd. Blogs occasionally at mattblaze.org/blog . I probably won't see your DM; use something else. He/Him. Uses this wrong.

Last posted 1 day ago
Posts 20,881
Followers 34,834
Following ▼ 364
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Sometimes people read things I write or watch things I say • Founder @privacyguides, president @triplebit (ASN 401332), infosec educator • Instance admin @ mstdn.party, mstdn.plus, and neat.computer • Formerly @techlore

Minneapolis, MN, USA 🇺🇸

Last posted Less than a day ago
Posts 3,437
Followers 7,930
Following ▼ 362
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Director of Cybersecurity
@EFF
/ Co-founder of
@stopstalkerware
/ These are my opinions, not my employers’ / I did a TED talk once

Last posted 1 day ago
Posts 2,317
Followers 75,839
Following ▼ 308
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Writer, migrant, surprisingly nice in person. I write, these days mostly explainers. Old queer. I would rather be blocked than tone policed. More meme literate than I should be at this age. I mainly shitpost, then sometimes make you cry. ❤️
(I take help, thanks)

Last posted 1 day ago
Posts 8,494
Followers 3,496
Following ▼ 289
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Steve Bellovin
@[email protected]

I'm an affiliate scholar at Georgetown's Institute for Technology Law and Policy, and a computer science professor emeritus and former affiliate law prof at Columbia University. Author of "Thinking Security". Dinosaur photographer. Not ashamed to say that I’m still masking, because long Covid terrifies me.

Last posted Less than a day ago
Posts 2,667
Followers 4,302
Following ▼ 282