Comodo Free Email Certificate - Digitally sign your emails
What does this do?
Free Secure Email Certificates allow you to encrypt and digitally sign email and attachments keeping them secure and confidential. Encrypt your emails to ensure that the message and attachments may only be read by the intended recipients. you can Digitally Sign your emails to prove that the message and attachments really came from you and not some spammers, Also Digitally Sign your emails to ensure that the message and attachments cannot be tampered with en route via the Internet without the recipient being alerted to the tampering. As no there are en number of spammers this email certificates would be more helpful. To know more about this visit