Technology > Security
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Welcome to The Onion Scanner!
This hidden service uses existing software to scan onion addresses for vulnerabilities and returns a simple report to the user.
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Last check 2026-03-07 09:37 UTC Offline
security
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Last check 2026-03-27 18:02 UTC Offline
Hello fellow traveler! Welcome to the heads website!

heads is a libre (free as in freedom) GNU/Linux distribution. It aims to be a distro that respects your privacy, freedom, and helps you to stay secure and anonymous. For more information, please see the about heads page.

This entire website is also accessible via Tor at: https://fz474h2o46o2u7xj.onion.tor.my
Recent news

v0.3.1 bugfix release (2017-07-02)
v0.3 released! (2017-06-22)
There's a workshop on heads happening (2017-06-10)
On grsecurity and status of heads (2017-04-26)
v0.2 release (2017-03-27)

Get heads!

To download heads, follow the white rabbit...
Get in touch!

To talk with developers and other heads users, connect to our IRC channel at irc.dyne.org. The channel's name is #heads.

You can also use our mailing list for anything you wish to report or ask.

If you have found bugs, or want to request features in heads, please use the heads bugtracker and search through the issues or fill out a new one.
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Last check 2026-03-18 14:47 UTC Offline
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Inj3ct0r is the ultimate database of exploits and vulnerabilities and a great resource for vulnerability researchers and security professionals.
Our aim is to collect exploits from submittals and various mailing lists and concentrate them in one, easy-to-navigate database.
This was written solely for educational purposes. Use it at your own risk. The author will be not responsible for any damage. // r0073r
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Last check 2026-01-20 07:27 UTC Offline
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Secure Compartmentalization

Qubes brings to your personal computer the security of the Xen hypervisor, the same software relied on by many major hosting providers to isolate websites and services from each other. Learn more
Operating System Freedom

Can't decide which Linux distribution you prefer? Still need that one Windows program for work? With Qubes, you're not limited to just one OS. Learn more
Serious Privacy

With Whonix integrated into Qubes, using the Internet anonymously over the Tor network is safe and easy. Learn more
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Last check 2026-02-24 13:00 UTC Offline
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Privacy Freedom from damaging publicity, public scrutiny, secret surveillance, or unauthorized disclosure of one’s personal data or information, as by a government, corporation, or individual
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Last check 2026-05-03 11:45 UTC Offline
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Welcome to Dead Cert
If auto install does not work, please read "How to install the root cert"
It is the TBB that is blocking it.
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Last check 2026-02-14 03:27 UTC Offline