Protect Emails from Being Compromised by Signing and Encrypting Them Using emSign's Secure Email Certificates

Provide the strongest level of authenticity and security to your electronic communications with emSign's Email Certificate. The S/MIME technology powered Email Certificate provided by us gives you the liberty to digitally sign and encrypt your mails as well as attachments.

In simple words, our secure email certificates help you to:

  • Prevent tampering
  • Ensure content integrity
  • Keep sensitive info private
  • Prove authorship
  • Ensure message privacy

How emSign's Email Certificates Work?

Why Get emSign's Secure/Multipurpose Internet Mail Extension Certificates?

Fast and Easy to Obtain

You can get a Secure Email Certificate from emSign in no time using our online form. All you have to do is provide the details such as your name and email address along with the password and your Email Certificate will be delivered to you within minutes.

Compatible with your favorite mail program and device.

Our Email Certificates are compatible with your favorite mail programs namely Microsoft Outlook, Microsoft Outlook for Mac, Apple Mail and Mozilla Thunderbird along with popular devices such as iPhone/iPad, Android devices, Windows phones/tablets and so on.
Send Secure Email

Why emSign?

24X7 Support

Strong support along with a library of resources to ensure peace of mind

Security & Quality

We are CMMI Level 5 Company, ISO 27001, SOC2 and Webtrust certified


Over 50 million certificates issued to hundreds of companies worldwide

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Enjoy our products line up solution and price designed to match any kind of customer portfolio.