IP Blacklisting
In the event you find that an IP address you manage or access the Internet from is blacklisted, DNSBL can be a big help in quickly identifying who’s blacklisted you...
Linux
Google Chrome OS – do we want another monoculture?
Yes, Google has open-sourced Chrome OS, its much discussed browser based operating system. But as usual, the open sourcing only says so much about its openness. Wait, no – its...
Network Throughput & Performance Testing
Iperf is a a modern alternative for measuring maximum TCP and UDP bandwidth performance. Iperf allows the tuning of various parameters and UDP characteristics and reports bandwidth, delay jitter and...
Restore a single domain in Plesk 9.2.1 (Linux)
If you have correctly configured your Plesk backups, using the ‘pleskbackup’ command line utility then single domain restores don’t have to be complicated! Note that this outline expects that you...
How do I remove a passphrase from an OpenSSL key?
Have you grown tired of typing your passphrase every time your secured application starts? You can decrypt your key, removing the passphrase requirement, using the rsa or dsa option, depending...