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FEDIDEVS

790 awesome Security projects on Mastodon.

Project security Security
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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 1 day ago
Posts 333
Followers ▼ 304
Following 16
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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 804
Followers ▼ 277
Following 0
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Digitalcourage
@[email protected]
Last posted 1 day ago
Posts 10,573
Followers ▼ 255
Following 4,545
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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 Less than a day ago
Posts 1,860
Followers ▼ 253
Following 549
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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 1,821
Followers ▼ 212
Following 698
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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 3,077
Followers ▼ 161
Following 0
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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 🙏

Last posted 1 day ago
Posts 1,326
Followers ▼ 141
Following 145
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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 3 days ago
Posts 249
Followers ▼ 124
Following 1
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BeyondMachines verified
@[email protected]

Simple, automated security tools and guidance for individuals and companies of all sizes.
Good cybersecurity shouldn't be an enterprise feature.

Sometimes a bot, sometimes not.

Last posted 1 day ago
Posts 5,991
Followers ▼ 120
Following 715
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👀 Tracking all things Valve and Steam.
ℹ️ We are not affiliated with Valve in any way.

Last posted 1 day ago
Posts 654
Followers ▼ 116
Following 1
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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 1 week ago
Posts 1,190
Followers ▼ 110
Following 53
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angrynerdspodcast 🍻
@[email protected]

Nederlandse over , , en . Een roulerend bespreekt wekelijks op geheel eigen wijze de belangrijkste 🍻

Last posted 6 days ago
Posts 313
Followers ▼ 102
Following 94
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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.

Last posted 1 week ago
Posts 169
Followers ▼ 99
Following 0
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I2P 🔴 🟡 🟢
@[email protected]

The Invisible Internet Project. The I2P network is peer-to-peer and built for privacy and security by design. Get I2P.

Last posted 4 days ago
Posts 576
Followers ▼ 85
Following 11
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Alpine Linux is a security-oriented, lightweight Linux distribution based on musl libc and busybox.

Last posted 1 week ago
Posts 182
Followers ▼ 84
Following 7
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Trend Zero Day Initiative
@[email protected]

Trend Zero Day Initiative™ (ZDI) is a program designed to reward security researchers for responsibly disclosing vulnerabilities.

Last posted 3 days ago
Posts 1,017
Followers ▼ 77
Following 7
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Avoid the Hack! donor
@[email protected]

An initiative promoting the intersection of internet and for all users.


Based in the USA.

You are more than just a data point.

Operated by: @ashwrites

Established in 2020.

Last posted 3 weeks ago
Posts 2,593
Followers ▼ 65
Following 150
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NGI Zero open source funding
@[email protected]

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
Account = run by NLnet
IMG: C. Jeschke | Unsplash

Last posted 1 day ago
Posts 1,710
Followers ▼ 64
Following 2,199
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Pen Test Partners
@[email protected]

We have been delivering cybersecurity expertise to a wide variety of industries and businesses since 2010

Last posted 3 days ago
Posts 36
Followers ▼ 61
Following 15
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📢 Disclaimer – Educational Use Only
This channel provides cybersecurity tutorials, testing tools, and safety guides strictly for educational purposes. All content complies with international standards:
🔹 Budapest Convention (Articles 6–7) – lawful use of security tools;
🔹 UDHR (Articles 19, 29) – right to knowledge;
🔹 Ethical cybersecurity laws (with consent).
No illegal activities or distributions. Promotes responsible learning and technical literacy.

Last posted 1 week ago
Posts 12
Followers ▼ 61
Following 0