91
Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 93 posts.
92
Detecting VPN (and its configuration) and proxy users on the server side
A lot of people use VPN every day. Somebody use it in always-on mode to circumvent government or corporative internet censorship, while…
93
Break a dozen secret keys, get a million more for free
[An in-depth blog post by Daniel J. Bernstein, crossposted between the ECRYPT blog and the cr.yp.to blog .]