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1461 awesome Security accounts on Mastodon that posted recently.

Recently posted security Security
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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.โ€ฉ

He/Him/His

Last posted 1 day ago
Posts 1,763
Followers โ–ผ 13,581
Following 641
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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 3 days ago
Posts 362
Followers โ–ผ 12,654
Following 16
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The Internet's Observatory: Tracking cybersecurity and digital governance โ€ข connectivity and democracy โ€ข tools and policy for change โ€ข [email protected]

Last posted 6 days ago
Posts 866
Followers โ–ผ 12,158
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 Less than a day ago
Posts 3,360
Followers โ–ผ 11,471
Following 1,116
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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 7,420
Followers โ–ผ 11,370
Following 603
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Tarah Wheeler ๐Ÿ––โ™ฆ๏ธ
@[email protected]

โ™ฆ๏ธ CEO of Red Queen Dynamicsโ™ฆ๏ธEFF Board Of Directorsโ™ฆ๏ธUS/UK Fulbright Scholar in Cyber Securityโ™ฆ๏ธSenior Fellow, Global Cyber Policy at the Council on Foreign Relations. โ™ฆ๏ธ Formerly Harvard, Brookings, Splunk, Symantec. โ™ฆ๏ธshe/her curmudgienneโ™ฆ๏ธstandard disclaimer regarding personal opinions.โ™ฆ๏ธSearchable. t AT tarah DOT org

Last posted 2 days ago
Posts 1,610
Followers โ–ผ 10,372
Following 55
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Dฬ•ฬ’อ‚แตˆaฬ†แตƒnฬ•แถฐ TฬŒอ ฬพฬพฬ“ออ’แต—eอ—ฬ‘อกอฬ‹ฬ‚อแต‰nฬ…แถฐtแต—lอ€ฬ“อ˜แถซeอƒฬ’ฬ‚ฬšแต‰rสณ
:: Founder, Phobos Group
:: Quad Flooper :: Scoville Addict
:: Public Speaker :: food pornographer
:: Twitter Alum (2011-2012)
:: security histrionics :: 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 46,830
Followers โ–ผ 9,671
Following 675
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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 2 days ago
Posts 1,225
Followers โ–ผ 9,614
Following 54
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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 12,222
Followers โ–ผ 8,472
Following 79
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Security Writer donor
@[email protected]

Multi award-winning Security Adviser. Technical Auditor. Speaker. Author.โ€จโ€ฉI specialise in organisational and operational security. I help people do better. โ€ฉCurrently clean on OpSec.โ€จโ€ฉDonor: Infosec.exchange donorโ€จโ€ฉ โ€จโ€ฉGNU Terry Pratchett

Last posted 2 days ago
Posts 20
Followers โ–ผ 7,887
Following 926
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ASN 401332 โ€ข President @triplebit, founder @privacyguides, infosec educator. โ€ข Instance admin @ mstdn.party, mstdn.plus, and neat.computer โ€ข Formerly @techlore

Minneapolis, MN, USA

Last posted 1 day ago
Posts 3,108
Followers โ–ผ 7,680
Following 355
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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 1,639
Followers โ–ผ 7,650
Following 15
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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 2,047
Followers โ–ผ 7,613
Following 563
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Frederic Jacobs
@[email protected]

Cryptographic & Security Engineering

Previously: Founding & Lead iOS Engineer @signalapp

Tooting on all things , European federalism, , , European , and

Last posted 1 day ago
Posts 2,767
Followers โ–ผ 7,095
Following 3,427

Displaced Philly boy. Threat hunter. Streamer. Educator. , rust, python haskell, and javascript. advocate. Runs @thetaggartinstitute. Made wtfbins.wtf. Co-creator of github.com/mttaggart/Offensive. Not your bro. All opinions my own. Dad.

Pronouns: He/him.

M.Ed | Sec+ | CISSP | eCTHPv2 | eWPT | CRTO

Last posted 1 day ago
Posts 7,669
Followers โ–ผ 7,036
Following 856
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Tanya Janca | SheHacksPurple verified verified
@[email protected]

Author of Alice and Bob Learn Secure Coding AND Alice and Bob Learn Application Security!
She/her/lady/woman. shehackspurple.ca

Secure Coding Training and Public Speaking Inquiries & other:
Tanya (at) shehackspurple (dot) ca

, ๐ŸŒป

Last posted 1 day ago
Posts 3,387
Followers โ–ผ 6,699
Following 646
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Hacker. Friends. Cybersecurity Researcher.

Last posted 4 days ago
Posts 396
Followers โ–ผ 6,431
Following 96
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Spaf is a homunculus of possible extraterrestrial origin, tilting at windmills. Cybersecurity, bad jokes, political outrage, academe, non-sequiturs, entropy. See about.me/spaf for more.

Last posted 1 day ago
Posts 3,812
Followers โ–ผ 6,359
Following 273
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Tekniquelly correct
@[email protected]

Politics โˆช tech โˆช security โˆช privacy โˆช O_o

One-time EFF Tech Trivia champion.

Sysop of Free Radical.

I blog about this at blog.freeradical.zone/.

Iโ€™ve got your back.

Very approachable. Bring treats.

Last posted 1 day ago
Posts 42,168
Followers โ–ผ 6,024
Following 2,066
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๐Ÿ…ฐ๐Ÿ…ป๐Ÿ…ธ๐Ÿ…ฒ๐Ÿ…ด (๐ŸŒˆ๐Ÿฆ„)
@[email protected]

Hi, I'm Alice ๐ŸŒน Watson (they/them), a: ๐ŸŒˆ , ๐Ÿฆœ , ๐Ÿณ , ๐Ÿง  , โš› , โšง๏ธ in ๐ŸŒฒ . ๐Ÿ’๐Ÿผโ€โ™€๏ธ

ALT: @alice_watson
Founder: @AltAfterDark

๐Ÿฉต๐Ÿฉท๐Ÿค

๐Ÿ˜ Yay:
๐ŸŒˆ +
๐Ÿ”
๐Ÿ•ต
๐Ÿง 
๐Ÿ”“
๐Ÿ“ธ
๐Ÿง
๐Ÿ˜ธ
๐Ÿฆฏ
๐Ÿค˜
โœ…
๐Ÿ’ž @taedryn

๐Ÿคฌ Nay:
๐Ÿ‘ฎ๐Ÿผโ€โ™‚๏ธ
๐Ÿ’ฐ
๐Ÿคก
๐Ÿ”ซ

Last posted 1 day ago
Posts 610
Followers โ–ผ 5,823
Following 1,954