Check if you have an email address or password that has been compromised in a data breach. Created and maintained by @troyhunt

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.

The Internet's Observatory: Tracking cybersecurity and digital governance • connectivity and democracy • tools and policy for change • [email protected]

Writer, migrant, surprisingly nice in person. I write, these days mostly explainers. Old queer. I would rather be blocked than tone policed. It's all warnable content. More meme literate than I should be at this age. I mainly shitpost, then sometimes make you cry. ❤️
(I take #alt4u help, thanks)

Scientist, safecracker, etc. McDevitt Professor of Computer Science and Law at Georgetown. Formerly UPenn, Bell Labs. So-called expert on election security and stuff. https://twitter.com/mattblaze on the Twitter. Slow photographer. Radio nerd. Blogs occasionally at https://www.mattblaze.org/blog . I probably won't see your DM; use something else. He/Him. Uses this wrong.

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)

Spaf is a homunculus of possible extraterrestrial origin, tilting at windmills. Cybersecurity, bad jokes, political outrage, academe, non-sequiturs, entropy. See http://about.me/spaf for more.

Cryptographic & Security Engineering

Previously: Founding & Lead iOS Engineer @signalapp, @Bellingcat #OSINT contributor

Tooting on all things #cryptography, #lithography, #energy, #security, #mobility, #climate, European #aerospace and federalism.

Security ops engineer for DomainTools, DT Investigations threat researcher, writer, voracious reader. he/him. Fan of good trouble. Opinions here mine only. No LLM content from me, all flaws detected are human-generated. Autistic/depressed/anxious/hungry.

#infosec #cybersecurity #privacy #actuallyautistic #neurodivergent

Cybersecurity and Biomedical Technology Research For Healthcare 🧪🧬🧑‍💻
Visit https://www.villageb.io

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.

The World Wide Web Consortium (W3C) was established in 1994 by Web inventor Tim Berners-Lee, to develop interoperable standards to lead the Web to its full potential.

We are an international multi-stakeholder community where member organizations, a full-time staff, and the public work together to build a Web based on the principles of accessibility, internationalization, privacy and security.

Please be more curious than critical. Your interactions go to real people who care and do their best 🙏

Your digital life is being decided for you. Techlore helps you take it back—privacy, security, and digital rights, made simple by Henry Fisher.

La Sicurezza Informatica non è più un lusso per pochi. #sicurezzainformatica #cybersecurity #InfoSec

Addressing #climatechange through data driven methods in #ecology #remotesensing #phenology #foodsecurity

#rstats developer | #academic omnivore | move fast and fix things | personal account | #politics, #science & #foss software | account with amnesia | he / him

There is a crack, a crack in everything
That's how the light gets in
- Leonard Cohen

Secure decentralized messaging across all major platforms. Instant and reliable via fast chatmail relays, compatible with classic email providers. Features secure mini web apps for fun and collaboration, end-to-end encrypted and with P2P realtime channels. Security-audited multiple times.

flyingpenguin.com since 1995.
Gebrüder Ottenheimer since 1862.
History of security, security of history.

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: https://www.zetter-zeroday.com/. Become a paid subscriber to help support my independent journalism.

NGI Zero is a grant making program for R&D of free and open source technologies, coordinated by @nlnet in collab with @fsfe @APC @ps @techcultivation @ros @fsi @nixos_org @ISOCSwitzerland @apell @ow2 Tolerant Networks HAN Uni Brno Uni & OFE | Delivers technology for the #NextGenerationInternet
Account = run by NLnet
IMG: C. Jeschke | Unsplash

Founder of CISOfy; author of #infosec tools rkhunter and Lynis; involved with NLUUG, #openstandards and #opensource; helping companies to secure their #Linux environment; interested in #sustainability and sharing messages in English, sometimes in Dutch 🇳🇱. My Dutch-only account is also @mboelen (mastodon.nl).

Author of Digital Forensic/Pen Test/Blue Team Diaries, Hands-on Incident Response and Digital Forensics & Security Operations in Practice! (he/him) #infosec #DFIR #BlueTeam #Pentesting