2 publicly visible posts • joined 23 Jun 2009
http://news.netcraft.com/archives/2010/07/15/firefox-security-test-add-on-was-backdoored.html
The article calls JustGiving a charity and a not-for-profit. Are you sure? Wikipedia and the site's own about page suggest it is a for-profit company (even if they are yet to actually return a profit to investors).