Multi-Port Port Knocking with IPTables
Maybe you’re tired of all the fail2ban log messages about attempts to crack your ssh passwords. Maybe you have developers who need to access a… Read More »Multi-Port Port Knocking with IPTables
networking
Re-enable SSLv3 on Firefox 34
TL;DR: set security.tls.version.fallback-limit and security.tls.version.min to 0. Firefox 34 takes the strong stance of disabling SSLv3, completely, by default, with no publicized workarounds. Due to… Read More »Re-enable SSLv3 on Firefox 34
SMTP, STARTTLS, and Stastistics
Do mail servers really encrypt mail opportunistically? Does STARTTLS really leak metadata?
vsftpd Configuration for TLS and Passive Mode
The vsftpd standard FTP daemon on Fedora 17 comes configured to not work. It doesn’t work in normal mode (chroot problems) it doesn’t handle TLS,… Read More »vsftpd Configuration for TLS and Passive Mode