Category Archives: Security

Adding RBLs to your Paloalto Networks Firewall

A quick way to add Dynamic External Lists to your Paloalto firewall via cli is as follows. login to your firewall via SSH. type configure and paste the below set external-list tor-threats type ip url recurring hourly set external-list spamhaus-drop type ip url recurring hourly set external-list spamhaus-edrop type ip url recurring… Read More »

Forgot root password on ubuntu and ubuntu 9 running on Citrix Xenserver

If you have forgotten the password for your ubuntu server, the following steps may help you recover it On a traditional Pc BOOT PC Press ESC at the grub prompt. Press e to edit the kernel parameters. Select line that starts kernel ………, press e Go to the end of line, and add the following: … Read More »