Random bits
… well, literally… or pseudo literally? To generate 128 bits of pseudo-randomness: dd if=/dev/urandom bs=16 count=1 2>/dev/null| hexdump |awk '{$1=""; printf("%s", $0)}' | sed 's/ //g' Block size 16 =...
https server
In conjunction with the openssl scripts… a little bit of python code to fire up an ssl server… lots of them out there, this one is mine. #!/usr/bin/env python #...
openssl… let me count the ways I hate you….
I put a script or two on github; generates a CA and server and client certs, suitable (I hope!) for openvpn and https and all that. Based on the easy-rsa...
if you’re feeling (digitally) suicidal….
… here’s how to decrease the security of your mac…. It was one of those situations that are hard to explain, but I wanted to execute an X program on...
Booting a dell server from a remote ISO image
This is in various scripts and snippets, but I didn’t see it simply by itself…. People sometimes ask me how to reboot a server and boot it off a remote...