SSL Certificates - Who To Trust?

StartCom tells us about the Certification Authorities (CA's) that we should steer away from.

Untrusted Certificates


Well, Comodo isn't the only CA who is in trouble. The certificates issued with a MD5 hash may not be too reliable as well.

MD5 collision creates rogue Certificate Authority

Update 16-Aug-2013:
Microsoft finally takes a decision to block MD5 certs