Secure Email Certificates

CPAC Basic

Comodo Personal Authentication Certificate




  • End-to-end message encryption between you and your contacts. Signed and encrypted mail cannot be intercepted and decrypted by man-in-the-middle attackers, packet-sniffers or https proxies.

  • Validate email sources to counter phishing attacks

  • Trusted by all major email clients and internet browsers

  • Digitally sign Microsoft® Office and OpenOffice documents



CPAC Pro

Comodo Personal Authentication Certificate




  • End-to-end message encryption between you and your contacts. Signed and encrypted mail cannot be intercepted and decrypted by man-in-the-middle attackers, packet-sniffers or https proxies.

  • Validate email sources to counter phishing attacks

  • Trusted by all major email clients and internet browsers

  • Digitally sign Microsoft® Office and OpenOffice documents



CPAC Enterprise

Comodo Personal Authentication Certificate




  • End-to-end message encryption between you and your contacts. Signed and encrypted mail cannot be intercepted and decrypted by man-in-the-middle attackers, packet-sniffers or https proxies.

  • Validate email sources to counter phishing attacks

  • Trusted by all major email clients and internet browsers

  • Digitally sign Microsoft® Office and OpenOffice documents