PrivaSphere™ Signature & Policy Service

Differentiate your electronic business correspondence from unsollicited commercial mailings. Regain trust into your eMails. Send your messages in a way that your recipients can see whether the content has been modified and where they are sent from.


  • Server based signature service for your mails with your company or individual signature
  • Option: Automatic generation of individual QuoVadis signatures for all senders
  • Proof of integrity
  • Proof of origin of your mails
  • Better evidence at the court
  • No investments into hardware, no licences, no maintenance costs
  • Central rules for mail delivery will help to enforce corporate policy for email - Open / signed / confidential - Sender and receiver based - Block of messages (also based on content) - Footnotes depending on delivery method


Advantages and functions

  • Ensuring the integrity of sent eMails (signature becomes invalid as soon as the content of the message is changed)
  • Easily connect your company's email infrastructure to the PrivaSphere Secure Messaging Service platform
  • Distinguishing business email against spam and phishing e-mails on your behalf
  • Interfaces / interoperability with additional services (HIN, Totemo, TLS, etc.)



  • Works with mostly all mailservers (Microsoft Exchange, Lotus Notes, Novell Groupwise, Sendmail, etc.)
  • Works with all mail clients (Microsoft Outlook, Outlook Express, Mozilla Thunderbird, Lotus Notes, Eudora, Pegasus Mail, Entourage, Groupwise, etc.)
  • No changes of the existing infrastructure (mail servers and mail clients)
  • To sign emails just use the Outlook Addin or directly the subject tags <s> or <PSPSigned/>