logo FEDIDEVS

FEDIDEVS

80 popular Security accounts on Mastodon.

Popular security Security
Header Image

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 11,576
Followers ▼ 305
Following 1,088
Header Image

Director of Cybersecurity
@EFF
/ Co-founder of
@stopstalkerware
/ These are my opinions, not my employers’ / I did a TED talk once

Last posted 3 days ago
Posts 1,947
Followers ▼ 242
Following 309
Header Image
Have I Been Pwned
@[email protected]

Check if you have an email address or password that has been compromised in a data breach. Created and maintained by @troyhunt

Last posted 1 week ago
Posts 252
Followers ▼ 80
Following 1
Header Image
Lenny Zeltser
@[email protected]

CISO at Axonius. Author and Faculty Fellow at SANS Institute. Creator of REMnux.

I transform ideas into successful outcomes, building on my 25 years of experience in cybersecurity. As the CISO at Axonius, I lead the security program to earn customers' trust. I'm also a Faculty Fellow at SANS Institute, where I author and deliver training for incident responders. My expertise, which spans cybersecurity, IT, and leadership, allows me to create practical solutions that drive business growth.

Last posted 5 days ago
Posts 181
Followers ▼ 78
Following 268
Header Image
Kelly Shortridge
@[email protected]

VP @Fastly | author of Security Chaos Engineering: Sustaining Resilience in Software & Systems (O'Reilly)

resilience + complex systems | bringing software security out of the dark ages

&void; | daedric prince of chaos | previously @swagitda_

“In the information society, nobody thinks. We expected to banish paper, but we actually banished thought."

Last posted 2 days ago
Posts 1,042
Followers ▼ 76
Following 98
Header Image
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 Less than a day ago
Posts 3,584
Followers ▼ 70
Following 745
Header Image
Marcus Hutchins verified
@[email protected]

Cybersecurity

Last posted 5 days ago
Posts 981
Followers ▼ 68
Following 92
Header Image

Techlore empowers individuals with practical digital privacy knowledge, security tools, and advocacy resources. Discover how to protect your online data and regain control of your digital identity.

Last posted 1 day ago
Posts 1,189
Followers ▼ 67
Following 53
Header Image
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 1 day ago
Posts 21,435
Followers ▼ 57
Following 2,358
Header Image

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 1,933
Followers ▼ 54
Following 549
Header Image
Zack Whittaker
@[email protected]

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

Last posted 1 day ago
Posts 2,510
Followers ▼ 54
Following 420
Header Image
Matthias Eberl
@[email protected]

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

Sometimes I also write some small things about the climate crisis .

Account is .

Last posted 1 day ago
Posts 4,042
Followers ▼ 50
Following 468
Header Image
World Wide Web Consortium
@[email protected]

The World Wide Web Consortium (W3C) was established in 1994 by Web inventor Tim Berners-Lee, to develop interoperable standards to lead the Web to its full potential.

We are an international multi-stakeholder community where member organizations, a full-time staff, and the public work together to build a Web based on the principles of accessibility, internationalization, privacy and security.

Please be more curious than critical. Your interactions go to real people who care and do their best 🙏

Last posted 1 day ago
Posts 1,346
Followers ▼ 43
Following 145
Header Image

D̒͂̕ᵈăᵃn̕ᶰ Ť̾̾̓͐͒͠ᵗe͗̑́̋̂́͡ᵉn̅ᶰtᵗl̀̓͘ᶫe̓̒̂̚ᵉrʳ
:: Founder, Phobos Group
:: Quad Flooper :: Scoville Addict
:: Public Speaker :: food pornographer
:: Twitter Alum (2011-2012)
:: security longhair :: tattoo'ed nerd

<script>alert(1)</script>
'>"></div><blink><marquee>visit hax.lol for a good time


Last posted Less than a day ago
Posts 42,738
Followers ▼ 40
Following 664
Header Image
Very Hairy 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.

To help support the costs associated with running this instance, please consider donating. You can set up recurring donations here:

Patreon: patreon.com/infosecexchange

Ko-Fi: ko-fi.com/infosecexchange

Liberapay: liberapay.com/Infosec.exchange/

You can also support with a one-time donation using PayPal to "[email protected]".

Last posted 1 day ago
Posts 42,217
Followers ▼ 37
Following 3,521
Header Image

Alpine Linux is a security-oriented, lightweight Linux distribution based on musl libc and busybox.

Last posted 1 day ago
Posts 187
Followers ▼ 36
Following 7
Header Image

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 2 days ago
Posts 1,870
Followers ▼ 34
Following 697
Header Image

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 17,544
Followers ▼ 24
Following 359
Header Image
Catalin Cimpanu
@[email protected]

Cybersecurity reporter for Risky Business

Last posted 1 day ago
Posts 110
Followers ▼ 22
Following 408
Header Image

Hacker, CEO of SocialProof Security: security awareness/social engineering training, vids, talks, tests, 3X @Defcon🥈, Chair of the WISP board, Tech Advisory Council for @Cisagov

Last posted 1 week ago
Posts 452
Followers ▼ 20
Following 1,461