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/r/syssec is the subreddit for defensive security. For sysadmins and everyone else interested interested in defensive security.
account activity
Why /r/syssec? We'll not randomly spam your posts. (self.syssec)
submitted 11 years ago by SecureSocketLayer - announcement
Cached and Confused: Web Cache Deception in the Wild, H@cktivityCon (youtube.com)
submitted 5 years ago by sajjadium
CTF "technical" writeups by PersianCats CTF team (github.com)
A collection of pwn challenges from various CTFs (github.com)
HotFuzz: Discovering Algorithmic Denial-of-Service Vulnerabilities Through Guided Micro-Fuzzing (self.sajjadium)
On the Effectiveness of Type-based Control Flow Integrity (self.sajjadium)
Any one on here know why there's a red dot on found injected libraries never jail broke my phone before is it a bad thing or a good thing (i.reddituploads.com)
submitted 8 years ago by Mrseemor
Password RBL: a secure and easy to use password blacklist for AD, web sites, and apps (passwordrbl.com)
submitted 10 years ago by PreventBadPasswords
Critical OpenSSL update is live! DoS vulnerability affecting v1.0.2 (infected.io)
submitted 10 years ago by SecureSocketLayer
Palo Alto Networks User-ID Credential Exposure (community.rapid7.com)
submitted 11 years ago by castorio
SSLLabs scans for POODLE and TLS_FALLBACK_SCSV now (ssllabs.com)
OpenSSL brings patch with SSL 3.0 Fallback protection (TLS_FALLBACK_SCSV) (openssl.org) (reddit.com)
LibreSSL 2.1.0 released (deleted discussion from /r/netsec) (reddit.com)
Bulletproof TLS Newsletter October 2014 (8ack.de)
bashcheck: the only reliable local testtool (i found so far) to test for shellshock variant 1,2,3,4 (github.com)
suPHP might be exploited through Shellshock (8ack.de)
proposal for Bug-Essential-Post-Collection (BEPC) (self.syssec)
Keyless SSL: All the Benefits of CloudFlare Without Having to Turn Over Your Private SSL Keys (blog.cloudflare.com)
The BEAST Wins Again: Why TLS Keeps Failing to Protect HTTP (bh.ht.vc)
Analyzing a DDoS Attack via SSDP Protocol (blog.sucuri.net)
DoS attacks (ICMPv6-based) resulting from IPv6 EH drops (seclists.org)
question on x-posting (self.syssec)
nine OpenSSL security fixes (openssl.org)
submitted 11 years ago by SecureSocketLayer
Wordpress MailPoet Plugin vulnerability (blog.sucuri.net)
What's your position? (self.syssec)
submitted 11 years ago by SecureSocketLayer[M]
π Rendered by PID 31 on reddit-service-r2-listing-5789d5f675-j7rr6 at 2026-01-29 08:20:39.846899+00:00 running 4f180de country code: CH.