Whoever is behind XKCD is a genius.Today's gem is pure geek, but linux zealots will appreciate it (click to enlarge): … [Read more...] about Linux Is Bad For Your Health
Debian
Check Which Version of Ubuntu You’re Running
If you want to check which version of Ubuntu is installed on a machine run the following command: lsb_release -a On Debian the command is: cat /etc/debian_version The redhat equivalent, which would work on redhat derivatives as well, is: cat /etc/redhat-release … [Read more...] about Check Which Version of Ubuntu You’re Running
Debian (and Ubuntu) SSH / OpenSSL Security Hole
Earlier today both Debian and Ubuntu maintainers announced a serious security issue with both Open SSH and Open SSL.There is, of course, a post about it on SlashDot, but if you'd rather skip the crud (ie. some of the rather inane comments) and are running a Debian (or derivative system such as Ubuntu) do a dist-upgrade as soon as you can.If you're using SSH keys you'll need to … [Read more...] about Debian (and Ubuntu) SSH / OpenSSL Security Hole
Stopping Bruteforce SSH Attacks
Years ago when I got my first server I remember installing some scripts to check its integrity and warn me about attacks. I was amazed and quite frightened by the number of SSH attempts. I soon learnt, however, that this was quite normal. It maybe worrying, but it's normal. Put a server on a public IP and people will try to crack it. There's no avoiding that. Well, there is, … [Read more...] about Stopping Bruteforce SSH Attacks