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Awesome Security accounts on Mastodon that posted recently.

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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 5 days ago
Posts 529
Followers โ–ผ 14,357
Following 13
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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 2 days ago
Posts 1,015
Followers โ–ผ 13,773
Following 0
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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 1,913
Followers โ–ผ 13,765
Following 645
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I know a thing or two about AirPods. App developer, security researcher. ๐Ÿณ๏ธโ€๐ŸŒˆ๐Ÿงฉ

Last posted 5 days ago
Posts 808
Followers โ–ผ 13,575
Following 280
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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 โ€” both riding and wrenching.

Last posted 1 day ago
Posts 564
Followers โ–ผ 12,732
Following 126
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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 8,488
Followers โ–ผ 12,479
Following 633
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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 384
Followers โ–ผ 12,359
Following 529
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Founder of DEF CON & Black Hat. Maintainer of infocon.org.

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 3,725
Followers โ–ผ 11,783
Following 1,138
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Tarah Wheeler
@[email protected]

โ™ฆ๏ธ CSO of TPO Group โ™ฆ๏ธEFF Board Of Directorsโ™ฆ๏ธUS/UK Fulbright Scholar in Cyber Security 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 3 days ago
Posts 1,686
Followers โ–ผ 10,553
Following 57
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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 usโ€”and we're proving that individuals can make real impact for themselves and their communities.

Last posted 1 day ago
Posts 1,373
Followers โ–ผ 10,328
Following 52
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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
:: 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 55,690
Followers โ–ผ 10,093
Following 703
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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 6 days ago
Posts 2,515
Followers โ–ผ 9,528
Following 607
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Justin Ling๐Ÿ†’๏ธ
@[email protected]

Freelance investigative journalist โ€” national security, disinformation, conspiracy theories, extremism, Russia/Ukraine, policing. ๐Ÿ•ตโ€โ™‚๏ธ

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

Last posted 4 days ago
Posts 1,407
Followers โ–ผ 9,011
Following 862
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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 1 day ago
Posts 13,727
Followers โ–ผ 8,567
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 1 day ago
Posts 66
Followers โ–ผ 8,114
Following 933
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Sometimes people read things I write or watch things I say โ€ข Founder @privacyguides, president @triplebit (ASN 401332), infosec educator โ€ข Instance admin @ mstdn.party, mstdn.plus, and neat.computer โ€ข Formerly @techlore

Minneapolis, MN, USA ๐Ÿ‡บ๐Ÿ‡ธ

Last posted Less than a day ago
Posts 3,499
Followers โ–ผ 7,970
Following 364
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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 1,835
Followers โ–ผ 7,789
Following 15

Displaced Philly boy. Threat hunter. Educator. , rust, python haskell, and javascript. advocate. General in the AI Resistance. Runs @thetaggartinstitute. Made wtfbins.wtf. Not your bro. All opinions my own. Dad.

Pronouns: He/him.

Last posted 1 day ago
Posts 9,681
Followers โ–ผ 7,615
Following 883
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Frรฉdรฉric Jacobs
@[email protected]

Cryptographic & Security Engineering

Previously: Founding & Lead iOS Engineer @signalapp

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

Last posted 3 days ago
Posts 3,207
Followers โ–ผ 7,497
Following 4,006
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๐Ÿ…ฐ๐Ÿ…ป๐Ÿ…ธ๐Ÿ…ฒ๐Ÿ…ด (๐ŸŒˆ๐Ÿฆ„)
@[email protected]

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

ALTs: a bunch
Founder: @AltAfterDark

๐Ÿฉต๐Ÿฉท๐Ÿค

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

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

Last posted Less than a day ago
Posts 1,127
Followers โ–ผ 7,424
Following 2,261
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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 3,953
Followers โ–ผ 6,857
Following 645