KeyManager Tool: Firefox Add-on for Key Generation, Certificate Enrollment, CRL Signing, and Identity and Authority Delegation
Your browser trusts many certification authorities and sub-authorities quietly, every time you enter an HTTPS website. This add-on for advanced users reveals when certificates are updated, so you can ensure it was a legitimate change.
During my attempt to verify and understand who stands behind the sending of fraudulent “reminder†email messages tricking our customers, I created a certificate from the source I was following. And my certificate was issued without any further questions.