Abusing Linux's firewall: the hack that allowed us to build Spectrum

Abusing Linux's firewall: the hack that allowed us to build Spectrum2018-04-12 Today we are introducing Spectrum: a new Cloudflare feature that brings DDoS protection, load balancing, and content acceleration to any TCP-based protocol. CC BY-SA 2.0 image by Staffan Vilcans Soon after we started building Spectrum, we hit a major technical obstacle: Spectrum requires us to accept connections on any

[at_yasu]

snort とは違うやり方ぽい

[yosida95]

TPROXY 知らなかった “accept connections on any valid TCP port, from 1 to 65535”