How does Linux NAT a ping?(devnonsense.com)

288 points by willdaly 3 years ago | 81 comments

OpenBSD PF-based firewalls suffer differently from denial of service attacks(utcc.utoronto.ca)

78 points by mfrw 3 years ago | 25 comments

Ubuntu Security Updates Are a Confusing Mess(gld.mcphail.uk)

51 points by popey 2 years ago | 5 comments

Attacking UNIX Systems via CUPS(evilsocket.net)

385 points by NetBender 2 years ago | 280 comments

Security researcher evilsocket's writeup of a remote code execution attack on GNU/Linux and UNIX systems via CUPS and cups-browsed, plus notes on the disclosure process.

Some thoughts on OpenSSH 9.8's PerSourcePenalties feature(utcc.utoronto.ca)

62 points by jandeboevrie 2 years ago | 60 comments

Ripping off professional criminals by fermenting onions(shufflingbytes.com)

76 points by campuscodi 3 years ago | 50 comments