Bugtraqs
Bugtraq is a mailing list and archive dedicated to the discussion of computer security vulnerabilities. It was founded in 1995 by Aleph One, and it quickly became a prominent platform for security researchers to disclose and discuss newly discovered flaws in software and hardware. The list operates on a strictly public disclosure model, meaning that once a vulnerability is reported, it is made publically available for all to see, usually after a short waiting period to allow vendors time to develop patches.
Subscribers to Bugtraq receive detailed advisories about newly discovered vulnerabilities, often including technical explanations, potential impacts,