I forgot the security password my email certificates, how do i recover it?

I have the email secure wizard software and remmember when i signed up for a certificate the password were assigned to me so i don't remmember them... I have them saved on an external hard drive and am able to see them on "My certificates" when i open email secure, but why doesnt it show me the password?? It's not like i created the password how am i suppose to remmber it.. Well i don't and am seeking help, what do i do to recover them, have already tried resigning up and that didn't work.. Help?