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FEDIDEVS

79 popular Security accounts on Mastodon.

Popular security Security
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software development, engineering management, information security, basketball shitposting. he/him.

Last posted 1 day ago
Posts ▼ 3,119
Followers 4,094
Following 333
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Founder @privacyguides, podcast co-host @techlore, infosec educator. • Instance admin @ mstdn.party, mstdn.plus, and neat.computer

Minneapolis, MN, USA | he/him bisexual_flag

Last posted 1 day ago
Posts ▼ 2,697
Followers 7,435
Following 339
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Avoid the Hack! donor
@[email protected]

An initiative promoting the intersection of internet and for all users.


Based in the USA.

You are more than just a data point.

Operated by: @ashwrites

Established in 2020.

Last posted 4 days ago
Posts ▼ 2,589
Followers 3,668
Following 150
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Celeste Pewter
@[email protected]

Former political staffer | Global security at Johns Hopkins. | INFINITE SKY (Bloomsbury Children's, 2026) | AAJA member | Bylines: cnn, thrillist, etc. | Rep: Molly Ker Hawn at The Bent Agency

Buy me a ko-fi? (fundraising for vets bills atm): t.co/X7isYOi96I

Last posted 2 months ago
Posts ▼ 2,526
Followers 2,186
Following 195
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Zack Whittaker
@[email protected]

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

Last posted Less than a day ago
Posts ▼ 2,252
Followers 15,751
Following 409
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Lukasz Olejnik
@[email protected]

Security & Privacy. Data protection. Research. Engineering. Strategy, communication. Analyst. Technology Policy. W3C standardisation. PhD (CS/privacy), LL.M (Information Technology Law). 
Consultant (perhaps happy to do interesting work for you?).

Reading & writing (scientific articles, sometimes op-eds, analyses, reports, books). Seems that I like it? 

email: me (at) lukaszolejnik.com. 
Books: lukaszolejnik.com/books

Twitter: @lukOlejnik

Last posted 1 day ago
Posts ▼ 2,152
Followers 5,560
Following 220
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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 ▼ 1,796
Followers 63,983
Following 307
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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 2 days ago
Posts ▼ 1,738
Followers 16,208
Following 701
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Freelance Journalist. Industry Decarbonization, Climate, Energy, IT-Security.

Last posted 6 days ago
Posts ▼ 1,703
Followers 4,026
Following 352
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Security BSides
@[email protected]

Security BSides Global account, managed (for now) by @jack_daniel.
(Note: tried but can't verify the wiki, it doesn't support the rel tag)

Last posted 2 days ago
Posts ▼ 1,663
Followers 2,213
Following 85
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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 ▼ 1,611
Followers 6,381
Following 499
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Ian Coldwater 👻🌿
@[email protected]

Kubernetes SIG Security co-chair, container escape artist, goose in the mainframe. Minneapolis. Stay punk 🏴

Last posted 2 days ago
Posts ▼ 1,511
Followers 25,484
Following 215
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Tarah Wheeler 🖖♦️
@[email protected]

♦️ CEO of Red Queen Dynamics♦️EFF Board Of Directors♦️US/UK Fulbright Scholar in Cyber Security♦️Senior Fellow, Global Cyber Policy at the Council on Foreign Relations. ♦️ Formerly Harvard, Brookings, Splunk, Symantec. ♦️she/her curmudgienne♦️standard disclaimer regarding personal opinions.♦️Searchable.

Last posted 1 day ago
Posts ▼ 1,492
Followers 9,876
Following 53
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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 ▼ 1,487
Followers 13,433
Following 635
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SANS Internet Storm Center - SANS.edu - Go Sentinels!
@[email protected]

isc.sans.edu - Global Network Security Information Sharing Community - honeypots, firewall logs, malware. SANS Technology Institute college research project

Last posted 1 day ago
Posts ▼ 1,427
Followers 7,525
Following 16
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Last posted 3 days ago
Posts ▼ 1,388
Followers 17,266
Following 196
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Justin Ling🆒️
@[email protected]

Freelance investigative journalist — national security, disinformation, conspiracy theories, extremism, Russia/Ukraine, policing. 🕵‍♂️

Contributor to the Toronto Star, WIRED, The Walrus, Foreign Policy

Last posted 1 day ago
Posts ▼ 1,346
Followers 9,019
Following 872
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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 2 days ago
Posts ▼ 1,255
Followers 32,800
Following 146
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Abundant posts about civil liberties, national security, and US legal cases. Full-length posts at emptywheel.net. Warning: High propensity for potty-mouthed outbursts on TV.

Immigrant to Ireland (I married well). Find me in Limerick.

Last posted 5 months ago
Posts ▼ 1,243
Followers 65,550
Following 492
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Founder of CleanBrowsing, Sucuri and OSSEC. Former VP Engineering, GoDaddy - CTO, Sucuri. Builder and breaker by heart...

Last posted 4 days ago
Posts ▼ 1,136
Followers 6,268
Following 198