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FEDIDEVS

Awesome Security projects on Mastodon.

Project security Security
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Open source privacy and security focused mobile OS with Android app compatibility.

Last posted Less than a day ago
Posts 17,935
Followers ▼ 84
Following 0
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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 1 day ago
Posts 1,171
Followers ▼ 28
Following 0
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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.

Last posted 1 day ago
Posts 2,809
Followers ▼ 18
Following 621
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Kuketz-Blog 🛡
@[email protected]

Kuketz-Blog: Gegen Überwachungskapitalismus ✊

Datenschutz, IT-Sicherheit und digitale Selbstbestimmung – kritisch, unabhängig und spendenfinanziert.

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Hier schreibt die Redaktion des Kuketz-Blogs:
/kuk @kuketz
/meb @rufposten
/lax @lacrosse

Hilfe & Support: kuketz-forum.de/
Impressum: kuketz-blog.de/impressum/
Toots werden nach 2 Jahren gelöscht ✅

Last posted 1 day ago
Posts 2,663
Followers ▼ 13
Following 32
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heise Security
@[email protected]

News und Hintergrund-Geschichten von heise Security - dem Sicherheitsportal von heise online.

Offizieller Account
🤖 Die meisten Posts sind automatisiert

heise.de/security/impressum.ht

Last posted 1 day ago
Posts 4,415
Followers ▼ 11
Following 0
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LWN.net aims to be the premier news and information source for the free software community. We provide comprehensive coverage of development, legal, commercial, and security issues. The LWN.net Weekly Edition is our weekly summary of what has happened in the free software world; our front page offers up-to-the-minute coverage.

Have a news tip for LWN? Drop us a note at [email protected].

Last posted Less than a day ago
Posts 1,543
Followers ▼ 9
Following 17
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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.

Last posted 1 day ago
Posts 2,503
Followers ▼ 8
Following 721
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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! members.calyxinstitute.org/enr

Last posted 1 day ago
Posts 698
Followers ▼ 6
Following 164
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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 Less than a day ago
Posts 2,097
Followers ▼ 6
Following 15
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perfect10_bot
@[email protected]

A bot that tracks CVEs & posts every new CVSS 10.0.

Posts are unlisted to avoid public timeline spamming.
I'll gladly take proposals for new lines.
Some of the CVEs may actually be older but just updated to include a CVSS score of 10.

Last posted 1 day ago
Posts 137
Followers ▼ 5
Following 1
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Last posted 2 days ago
Posts 254
Followers ▼ 5
Following 51
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GÉANT is the collaboration of European National Research and Education Networks (NRENs).

Together we deliver an information ecosystem of infrastructure and services to advance research, education, and innovation on a global scale.

#️⃣

Last posted 1 day ago
Posts 1,795
Followers ▼ 4
Following 508
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Mysk🇨🇦🇩🇪
@[email protected]

We're two developers and occasional researchers on two continents. 🇨🇦🇩🇪

Last posted 1 day ago
Posts 1,299
Followers ▼ 4
Following 171
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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

Last posted 2 days ago
Posts 385
Followers ▼ 3
Following 1
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Open Security Conference
@[email protected]

Welcome to the official account of the Open Security Conference (#osco), the people-centred international gathering for everyone interested in cybersecurity.

Osco presents a different concept of security conference - literally from the community, for the community! It offers a platform to ease the learning curve in cybersecurity and provides the opportunity to learn, discuss, and teach.

awaits! Join us November 5-8, 2026 in Rückersbach, Germany. Visit our website to learn more, and follow to stay up-to-date.

Run by @0xKristof, @cisokeener, Daniel, @hans, @Gronner (gr), @IsItArtOrTrash, Kush, @lisihocke (lisi), @nazneenr, @realn2s (cl), and @seism0saurus (seism0saurus)

Last posted 1 day ago
Posts 485
Followers ▼ 3
Following 31
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CISA KEV Tracker
@[email protected]

🦅Posts new records seen from the CISA.gov Known Exploited Vulnerabilities (KEV) Catalog (cisa.gov/known-exploited-vulne)
🦅Run by @cityhallin

Last posted 1 day ago
Posts 525
Followers ▼ 2
Following 0
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Smartphone, don't spy!
@[email protected]

Hi, this is "Smartphone, don't spy!". This project collects all relevant tips and news on smartphone security and prepares them for you as a clear checklist in several languages. The unicorn is looking forward to exciting discussions and is open to requests and suggestions.

You can find the checklist here: smartphone-dont-spy.de/en

Without JavaScript: smartphone-dont-spy.de/en/hand

Maintained by social.tchncs.de/@steampixel

Last posted 2 days ago
Posts 845
Followers ▼ 2
Following 170
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Evil Martians
@[email protected]

Design and engineering consultancy for developer tools, AI, and cybersecurity startups. Lago, Tines, Teleport, Wallarm, and Whop grow with Evil Martians.

Last posted 1 day ago
Posts 257
Followers ▼ 2
Following 23
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Open Source Security Foundation (OpenSSF)
Advancing open source security for all

Last posted 1 day ago
Posts 895
Followers ▼ 2
Following 25
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CIRCL is the CERT (Computer Emergency Response Team/Computer Security Incident Response Team) for the private sector, communes and non-governmental entities in Luxembourg. The home of many open source security tools.

Last posted 1 day ago
Posts 949
Followers ▼ 2
Following 215
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🛡️ Unofficial bot posting new entries from the EU Vulnerability Database (EUVD).

🔔 Stay updated on the latest security vulnerabilities.
🤖 Automated • Not affiliated with ENISA or the EU

Last posted Less than a day ago
Posts 43,150
Followers ▼ 2
Following 1