PrivaSphere Registered Secure eMail™

Protect yourself and add a verifiable proof to your important information exchanges. PrivaSphere Registered Secure eMail™ provides evidence to support non-repudiation of electronic transactions through the use of auditable time stamps and qualified digital signatures. 




  • Proof of sending and content: digitally signed file copy with certified time source.
  • Digitally signed delivery receipt
  • Secure exchange of electronic data (encryption)
  • Detect tampering of electronic data
  • Notification of sender in case of non-delivery
  • Flexible strength of authentication (password, certificate, biometric)
  • No installation
  • Award winning Swiss Technology (Swiss Technology Award 2005)



  • Works with recent browsers (Explorer, Firefox, Safari, etc.)
  • Works with mostly all mail servers (Microsoft Exchange, Lotus Domino, Novell Groupwise, Sendmail, Postfix etc.)
  • Works with all mail clients (Microsoft Outlook, Outlook Express, Mozilla Thunderbird, Lotus Notes, etc.)

for help see also