3 stories tagged port-scanning, newest first.
455 points by mbix77 | 200 comments
Ask HN post asking why the US visa application site (ceac.state.gov) appears to port-scan visitors' local networks, as flagged by the Port Authority Firefox extension.
398 points by nateb2022 | 141 comments
GitHub repository for Portspoof, a tool that makes all 65535 TCP ports appear open and emulates valid service signatures to confuse port scanners.
490 points by scd31 | 103 comments
Blog post by delroth describing how spoofed-source mass port scans triggered abuse complaints to his hosting provider Hetzner, and investigating the attack.