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Archive of entries posted on May 2008

SSH/SSL patching and hardening

My OpenSSL-based daemons are back up ! These commands should provide quite a good security level for a while (at least again non super-power governmental organizations) : $ ssh-keygen -t rsa -b 4096 # openssl genrsa -aes256 -out secret.key 4096 I am the only person to use the server, so I don’t have any scallability [...]

The SSL/SSH disaster

Due to the recent security hole discovered in Debian, which has also concerned various distributions – of course including Ubuntu – for 2 years, I simply closed all my SSH and OpenVPN accesses. I have had no time so far to check all the keys on my server. I prefer to stay on the safe [...]

Xen vs KVM

I was planning to give a try to Xen for my future virtual servers. This blog made me think twice. I think I am going to check KVM first.