Awesome Security projects on Mastodon.
Security
SimpleX Chat
@[email protected]SimpleX: the first network where you own your identity, contacts, and groups. Secure / decentralized / open-source. Get the app: https://simplex.chat/downloads
Security assessments:
2022: https://simplex.chat/blog/20221108-simplex-chat-v4.2-security-audit-new-website.html
2024: https://simplex.chat/blog/20241014-simplex-network-v6-1-security-review-better-calls-user-experience.html
GrapheneOS
@[email protected]Open source privacy and security focused mobile OS with Android app compatibility.
DEF CON
@[email protected]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.
NetBlocks
@[email protected]The Internet's Observatory: Tracking cybersecurity and digital governance • connectivity and democracy • tools and policy for change • [email protected]
heise Security
@[email protected]News und Hintergrund-Geschichten von heise Security - dem Sicherheitsportal von heise online.
Offizieller Account
🤖 Die meisten Posts sind automatisiert
dotdotslash_bot
@[email protected]A bot that posts new directory traversal CVEs. Fame may be temporary but #directoryTraversalMemes are forever!
Posts are unlisted to avoid public timeline spamming.
I'll gladly take proposals for new templates.
Very much WIP right now
World Wide Web Consortium
@[email protected]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 🙏
Kuketz-Blog 🛡
@[email protected]Kuketz-Blog: Gegen Überwachungskapitalismus ✊
Datenschutz, IT-Sicherheit und digitale Selbstbestimmung – kritisch, unabhängig und spendenfinanziert.
#Sicherheit | #Datenschutz | #Hacking | #Security | #Privacy | #Infosec | #DSGVO | #Netzpolitik | #Karlsruhe
Hier schreibt die Redaktion des Kuketz-Blogs:
/kuk @kuketz
/meb @rufposten
/lax @lacrosse
Hilfe & Support: https://www.kuketz-forum.de/
Impressum: https://www.kuketz-blog.de/impressum/
Toots werden nach 2 Jahren gelöscht ✅
Qubes OS
@[email protected]Qubes OS is a security-oriented operating system that allows you to compartmentalize your data and activities into isolated environments called "qubes" so that a single cyberattack can't take down your entire digital life in one fell swoop.
The Calyx Institute
@[email protected]Our mission is to educate the public about privacy in digital communications and to develop tools that anyone can use. By embracing "privacy by design," we help make digital security and privacy more accessible to everyone. Help support our nonprofit mission-- become a member and get a hotspot with unlimited wifi or a phone with CalyxOS! https://members.calyxinstitute.org/enroll/membership
Have I Been Pwned
@[email protected]Check if you have an email address or password that has been compromised in a data breach. Created and maintained by @troyhunt
Chilly
🛡️
@[email protected]
Infosec, Psychology+SE, OSINT, Privacy, Planes (#EWR), NJ/Lenapehoking, Linux, Geopolitics and Environmentalism etc. #GAYINT
Huge SciFi fan 🖖
Just a cold robot on the internet hacking, shitposting, helping and doing things
I joke. A lot.
I post about planes and ATC stuff. A lot.
Pretty unfiltered, thoughts/opinions my own not my employers. Probably overanalyzing things... Or am I? What does that really mean? Maybe if I calculate the optimal amount of analysis...
Profile Pic: A Moopsy from Star Trek Lower Decks in a NTSB vest

AMPYX CYBER
@[email protected]The premier OT security consulting firm. Securing the critical things in your world. We keep you ahead of your adversaries - and your auditors.
www.ampyxcyber.com
Pirate Party Foreign Relations chair 2021-23
Born 330 ppm, Shetland. Dad to 2 kids (384, 390ppm)
Climate | SocDem* | Pragmatism | Kindness | Tech | TTRPG | 5% shit-posts | Too many boosts
Dayjob: Resilience/Disaster Recovery/Infosec
Live Bundjalung Country
Always was, always will be
Banner: Pirate flag, Alasdair Grey (mis)quote
Avi: 3 arrows
🏴 (native)
🇫🇷 (presque courant)
🇮🇹 (quasi fluente)
🇩🇪 (schlecht)
🇪🇸 (un poco)
Ask me why I hate quote posts
*Contains left-ecomodernism
Security Crawler Carl
@[email protected]READ CYBERSECURITY NEWS. DON'T DIE.
StartMail
@[email protected]Easy-to-use encrypted email provider. 🔒✉️
From the founders of Startpage.
Protecting your privacy with state-of-the-art security and technology.
Robotic Hacking Community
@[email protected]A dedicated DEF CON community focused on the security and safety of physical AI systems and robotics —machines that move, sense, decide, and act in the real world
trending_bot
@[email protected]I am boosting trending posts every 140 minutes from:
- mastodon.social (top 10)
- infosec.exchange (top 10)
- chaos.social (top 10)
- mastodon.cloud (top 7)
- mstdn.social (top 8)
- mastodon.online (top 8)
- mastodon.world (top 8)
- techhub.social (top 7)
- indieweb.social (top 7)
- hachyderm.io (top 7)
Digidaktik
@[email protected]About #medialiteracy / #mediaeducation, #FLOSS / #FOSS and #ITsecurity -
#Medienpädagogik / #Medienbildung / #Medienkompetenz, #Medienkritik und #Sicherheit|sfragen digitaler #Medien (#ITSicherheit)
- für #Forschung und #Lehre / #Schule sowie #Jugendarbeit / #Sozialarbeit, #Familie, #Erziehung, #Eltern, #Kinder, #digitaleBildung ...
... am besten mit #OpenSource / #cc
Zusätzlich mehr zu #Foto bzw. #Gestaltung|s-#Tipps sowie #diversity #gender #queer (#lgbtqia+) Fragen
SECUSO Research
@[email protected]The research group SECUSO @KITKarlsruhe investigates methods to enhance the usability of security mechanisms & security awareness/education measures. SECUSO stands for SECurity - Usability - SOciety Our website: https://secuso.aifb.kit.edu/