Changes Affecting Xolphin as of 15 February 2024

Xolphin is now part of Sectigo. As part of our ongoing strategy to leverage the latest technology in our validation processes, and to improve Xolphin customers' validation times, Sectigo is updating the Xolphin platform and APIs. This means, however, that API changes are coming to Resellers who sell OV/EV SSL and Code Signing certificates issued by Sectigo.

For more information see our guide. For questions contact Xolphin Support.

Email Certificates

  • Digitally signing and encrypting e-mails prevents interception, reading and altering of your messages by unauthorized parties. Recipients of your e-mails are assured that the message came from you and was unaltered. If the re...


  • OpenSSL is a command-line program for creating and managing certificates that is widely used by UNIX, Linux and BSD distributions, but there are also versions available for Windows. It is used in combination with many server ...


  • This manual describes signing a Word document using a digital signature. Activating the timestamp function To keep the digitale signature valid after the expiration date, it's required to activate the timestampfunction. By ...



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