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FEDIDEVS

3859 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 1 week ago
Posts 464
Followers ▼ 16,882
Following 1,459
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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 Less than a day ago
Posts 47,984
Followers ▼ 15,928
Following 3,841
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Matthew Garrett
@[email protected]

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

Last posted Less than a day ago
Posts 5,475
Followers ▼ 15,615
Following 170
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Reporter covering security at Ars Technica. DM me on Signal: DanArs.82.

Last posted 1 day ago
Posts 4,968
Followers ▼ 15,099
Following 1,137
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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 3 days ago
Posts 1,817
Followers ▼ 13,642
Following 645
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I know a thing or two about AirPods. App developer, security researcher. 🏳️‍🌈🧩

Last posted 1 day ago
Posts 771
Followers ▼ 13,463
Following 275
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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 1 day ago
Posts 426
Followers ▼ 13,279
Following 17
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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 902
Followers ▼ 12,638
Following 0
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Used to help run Fosstodon. These days, I just hang out here.

I work in InfoSec and live with two kids, one wife, two dogs, a blind cat, a flock of chickens, and more fish than I can count.

Also into watches and motorbikes — both riding and wrenching.

Last posted 1 day ago
Posts 289
Followers ▼ 12,599
Following 116
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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 day ago
Posts 376
Followers ▼ 12,121
Following 530
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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 7,789
Followers ▼ 11,568
Following 610
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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 3,471
Followers ▼ 11,546
Following 1,119
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Tarah Wheeler 🖖♦️
@[email protected]

♦️ CEO of Red Queen Technologies ♦️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. t AT tarah DOT org

Last posted 2 days ago
Posts 1,629
Followers ▼ 10,398
Following 56
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Techlore educates people about digital rights, privacy, security, and freedom to push the world toward a safer internet. We envision a world where technology works for us, not against us—and we're proving that individuals can make real impact for themselves and their communities.

Last posted 1 day ago
Posts 1,304
Followers ▼ 9,904
Following 53
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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 49,419
Followers ▼ 9,812
Following 691
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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 1,393
Followers ▼ 9,021
Following 868
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Kevin Rothrock
@[email protected]

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

Last posted Less than a day ago
Posts 12,874
Followers ▼ 8,509
Following 79
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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 5 months ago
Posts 1,055
Followers ▼ 8,455
Following 799
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Founder & CEO of runZero (@runZeroInc - runzero.com), previously the founder and lead developer of Metasploit, a CSO, a consultant, and the head of various security research teams.

My work is focused on , , , , , , , , , , and stuff. For fun I write , build projects, and in circles.

Last posted 2 days ago
Posts 1,378
Followers ▼ 8,084
Following 1,801
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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 2 days ago
Posts 2,170
Followers ▼ 7,999
Following 568