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FEDIDEVS

3935 awesome Security accounts on Mastodon.

security Security
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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 4 weeks ago
Posts 442
Followers ▼ 16,548
Following 1,467
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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 1 day ago
Posts 1,738
Followers ▼ 16,193
Following 701
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Open source privacy and security focused mobile OS with Android app compatibility.

Last posted 1 month ago
Posts 7,348
Followers ▼ 15,878
Following 0
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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 2,247
Followers ▼ 15,727
Following 409
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Michał "rysiek" Woźniak · 🇺🇦
@[email protected]

Hacker, activist, free-softie ◈ techie luddite ◈ formerly information security and infrastructure at isnic.is/ and occrp.org/ ◈ my opinions are my own etc.

(he/him)

profile image: drawing of a head and shoulders of a cat-person, in a space suit.

banner image: long-exposure photo of a large tent, brightly illuminated from inside, looking as if it is made of lava

(public toots CC By-SA 4.0 if applicable)

🇪🇺 🇵🇱 · 🇧🇦 🇮🇸 · 🇺🇦

Last posted 1 day ago
Posts 44,448
Followers ▼ 15,292
Following 3,786
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Matthew Garrett
@[email protected]

Former biologist. Actual PhD in genetics. Security at aurora.tech, OS security teaching at ischool.berkeley.edu. Blog: mjg59.dreamwidth.org. He/him.

Last posted 2 days ago
Posts 4,761
Followers ▼ 15,137
Following 170
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Reporter covering security at Ars Technica. DM me on Signal: DanArs.82.

Last posted 1 day ago
Posts 4,562
Followers ▼ 14,331
Following 1,118
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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 2 days ago
Posts 1,484
Followers ▼ 13,433
Following 634
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I know a thing or two about AirPods. App developer, security researcher. 🏳️‍🌈🧩

Last posted 3 weeks ago
Posts 618
Followers ▼ 13,026
Following 250
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Journalist - cybersecurity/national security. Author COUNTDOWN TO ZERO DAY: Stuxnet and the Launch of the World's First Digital Weapon. Speaker/Signal. Newsletter is called Zero Day. Find it here: zetter-zeroday.com/. Become a paid subscriber to help support my independent journalism.

Last posted 3 weeks ago
Posts 359
Followers ▼ 11,735
Following 530
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Privacy Guides
@[email protected]

Privacy Guides is a socially motivated website that provides information for protecting your data security and privacy.

We are a non-profit project with a mission to inform the public about the value of digital privacy, and about global government initiatives which aim to monitor your online activity. Our website is free of advertisements and not affiliated with any of the listed providers.

Last posted 2 days ago
Posts 290
Followers ▼ 11,325
Following 11
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The Internet's Observatory: Tracking cybersecurity and digital governance • connectivity and democracy • tools and policy for change • [email protected]

Last posted 3 days ago
Posts 777
Followers ▼ 11,213
Following 0
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Founder of DEF CON & Black Hat. Member of the UK Gov Cybersecurity Advisory Board & The Council on Foreign Relations.

Working to get Hackers and Researchers a seat at the Policy table.

I'm interested in hacking, community, technology, privacy, security policy, and the intersection of civil society. (He/Him) Opinions are my own.

Previously member ONCD (2024-2025), CISA Cyber Security Advisory Council (2021-2025), and DHS Advisory Council (2009-2020)

Last posted 1 day ago
Posts 2,861
Followers ▼ 10,956
Following 1,118
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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 6,320
Followers ▼ 10,791
Following 529
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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 6 days ago
Posts 1,491
Followers ▼ 9,872
Following 53
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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 2 days ago
Posts 1,345
Followers ▼ 9,018
Following 872
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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 36,611
Followers ▼ 9,014
Following 659
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We're educating individuals about digital rights, privacy, security, and other critical topics. Our mission is to create a world where technology serves humanity, not the other way around. Join us.

Last posted 1 day ago
Posts 1,093
Followers ▼ 8,904
Following 44
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Jeremi M Gosney verified
@[email protected]

Distinguished Engineer at GEICO Cyber. Your friendly neighborhood password cracker. Member of blobcatrainbow and the core development team. I also help run , @BSidesLV, and @hushcon.

Former CEO of Terahash, creator of the Brutalis. Author of hmac-bcrypt and Pufferfish2 🐡. OIF/OEF veteran 🪖 and former 97E 🕵🏼‍♂️. Married to @baybedoll💍 and living in Texas 🤠

Primarily interested in , , , and , , , computing, , , , development, , , , . linux fedora redhat ubuntu terminal rust

Last posted 1 month ago
Posts 1,059
Followers ▼ 8,428
Following 801
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Kevin Rothrock
@[email protected]

hyper-professional guy, managing editor of @meduza_en, based in Portland, Oregon (USA). Signal: @KevinRothrock.01

Last posted 1 day ago
Posts 10,296
Followers ▼ 8,328
Following 75