About a year ago, I wrote an article why I no longer trust StartSSL. Back then, I said I switched to a paid certificate issued by Comodo under the PositiveSSL brand instead. A reader now brought a recent issue with a Comodo certificate erroneously issued for Microsoft’s Windows Live to my attention and asked whether I would still prefer them over StartSSL.
Arno wrote this comment (link):
Do you still trust Commodo to be more trustworthy than StartCom just because they asked for money to handle revocations? Think twice – a guy from Finland managed to get a valid certificate from Commodo for “live.fi”, (Microsoft Live in Finland), just because he was able to register “email@example.com” as his e-mail-address:
I started to type my answer as a comment as well, but soon I realized my explanation just became too long to be a comment, so I turned it into an article on its own.