Sla.ckers.org web application security forum. Ha.ckers.org web application security lab. Eric S. Raymond's Home Page. Welcome to my piece of the Web. I maintain quite a lot of open-source software, FAQs, and HTML documents, so this site is rather complex. It's mostly validated HTML and light on the graphics, though. You won't have to wait an eon for any of the pages to load. If the software and FAQs I maintain are valuable to you (and especially if my software makes you money) please leave me a tip at Patreon or SubscribeStar. I'm on If you want to link to, copy, mirror, or translate portions of this site, please read my copying policy. If the HTML or images on this site seem to be confusing your browser, see the site design notes.
If you're with the press, or want me to give a talk, here are answers to the usual questions. If you're looking for the Halloween Documents, they're here. You can fetch my GPG public key here. As a public service and act of civil disobedience, we are proud to offer the DeCSS code that will allow you to circumvent the encryption on the DVDs you own. Finally, the HDCP master key.