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FEDIDEVS

3952 awesome Security accounts on Mastodon.

security Security
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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 237
Followers ▼ 16,699
Following 1
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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 1 month 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 1,741
Followers ▼ 16,231
Following 701
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Security editor, TechCrunch
Email: zack.whittaker@techcrunch.com
Signal: zackwhittaker.1337
New York, NY

Last posted 2 days ago
Posts 2,257
Followers ▼ 15,780
Following 409
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Michał "rysiek" Woźniak · 🇺🇦
@rysiek@mstdn.social

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 44,562
Followers ▼ 15,360
Following 3,790
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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 Less than a day ago
Posts 4,777
Followers ▼ 15,138
Following 170
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Reporter covering security at Ars Technica. DM me on Signal: DanArs.82.

Last posted 1 day ago
Posts 4,578
Followers ▼ 14,361
Following 1,119
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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 1,490
Followers ▼ 13,442
Following 635
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I know a thing or two about AirPods. App developer, security researcher. 🏳️‍🌈🧩

Last posted 4 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 1 month ago
Posts 359
Followers ▼ 11,735
Following 530
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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 1 week 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 • contact@netblocks.org

Last posted 1 week 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 2,872
Followers ▼ 10,968
Following 1,118
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Manuel 'HonkHase' Atug
@honkhase@chaos.social

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

Last posted 1 day ago
Posts 6,385
Followers ▼ 10,823
Following 532
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Tarah Wheeler 🖖♦️
@tarah@infosec.exchange

♦️ 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 1,495
Followers ▼ 9,906
Following 53
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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 1,348
Followers ▼ 9,026
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 36,871
Followers ▼ 9,023
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 3 days ago
Posts 1,105
Followers ▼ 8,924
Following 46
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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 2 months ago
Posts 1,059
Followers ▼ 8,428
Following 801
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hyper-professional guy, managing editor of @meduza_en, based in Portland, Oregon (USA). Signal: @KevinRothrock.01

Last posted 1 day ago
Posts 10,329
Followers ▼ 8,329
Following 76