calum.org:~#


Live Amateur Radio contacts

I've created a site that shows a few of the many amateur radio contacts that ...

Safe browsing

If you want a safe, private, ad-free browsing experience, then in my mind, yo...

UK voting system

The results of the 2015 General Election show quite clearly what a bad system...

Backup your LUKS header and LVM config

If you use disk encryption in Linux, there's a good chance you're using LUKS,...

systemd

There has been a lot of debate about the move to systemd by virtually all the...

PFS in Firefox

During an SSL negotiation, SSL clients suggest a list of ciphers to the serve...

Posted on 2014-05-08 21:52 under crypto, pfs

Enjoyable development

I feel very fortunate to be working where I'm working at the moment. We've re...

Video games

On the bus the other day, I was sat in front of an elderly couple, and overhe...

jconsole remote connections

jconsole (and visualvm) can be used to attach to running JVMs, to give inform...

Peer's certificate has an invalid signature. (solved)

I used to use StartSSL for my free SSL certificates, but they expire each yea...