How to publish an internal web server through the Astaro Security Gateway (Sophos UTM) Web Application Firewall instead of a plain DNAT.
4 min read
How to make WordPress updates run over SSH2 instead of FTP on Ubuntu, with a dedicated user, SSH key pair, and the php libssh2 extension.
2 min read
How to harden a WordPress install with tested backup plugins like BackupBuddy, strong admin passwords, and basic security steps.
4 min read
How to turn the $250 Barnes & Noble NOOK Color into a full Android tablet running Gingerbread or Honeycomb, with real hardware specs.
8 min read
How to earn Hurricane Electric IPv6 Sage certification by running an IPv6-only Postfix mail server on OS X Snow Leopard, step by step.
8 min read
How to start Hurricane Electric's free IPv6 certification, why IPv4 exhaustion matters after IANA's last blocks, and the first badge levels.
1 min read
How to run MySQL master-slave replication through an SSH tunnel, covering key setup, my.cnf settings, and the replication user grants.
1 min read
Give every merchant a unique Gmail address to catch who sells it to spammers, then filter the junk with Gmail's built-in tools.
2 min read
Pogoplug firmware 2.1 finally disables the open root SSH access I reported. What CloudEngines fixed and what the update changes.
2 min read
The Pogoplug NAS ships with open root SSH access and a password CloudEngines published online. Why that is a serious security hole.
2 min read