Permalink  crypto, security, tech, web  Comments Off on
Feb 052016
 

The free certs from https://letsencrypt.org/ do indeed work as described. I wanted to check them out for some public facing services I wanted to run. To get the certificate you run a program on a host that DNS resolves to the cert you want to get – so if “foo.example.com” resolves to 10.6.6.6, you need to install the cert generation program on 10.6.6.6, and have either 80 or 443 free (I […]

when you’ve really hosed yourself

 hack, tech  Comments Off on when you’ve really hosed yourself
Oct 312012
 

Or, perhaps, working with a really minimal system… saw two posts that were pretty handy – basically how to reconstruct binaries with the shell alone (no cheats like mv or an editor or anything…); reconstruction by force: http://fakeguido.blogspot.com/2010/08/rescuing-hosed-system-using-only-bash.html And: http://www.eusebeia.dyndns.org/bashcp Some nice little functions here building on the above: http://www.h-i-r.net/2009/08/cratered-your-linux-box-here-are-some.html