shootback

shootback shootback is a reverse TCP tunnel let you access target behind NAT or firewall 反向TCP隧道, 使得NAT或防火墙后的内网机器可以被外网访问. Consumes less than 1% CPU and 8MB memory under 800 concurrency. slaver is single file and only depends on python2.7/3.4+ standard library. How it works Typical Scene 1. Access...

FreeBSD Security Advisory - FreeBSD-SA-26:26.ktls

FreeBSD Security Advisory - The KTLS receive path decrypted each record in place, assuming that the mbufs holding received data were anonymous and safe to modify. This assumption does not hold for data placed on a socket by sendfile2, which can reference file-backed memory directly through...