Please be advised that, due to the upcoming expiration of the current CS OTE electronic seals, new electronic seal certificates have been issued. The new certificates are available for download at OTE System Access Documentation — English.

The deployment of the new electronic seal certificates is scheduled as follows:

Sandbox environment – Wednesday, August 26, 4:30 PM
Production environment – Wednesday, September 2, 4:40 PM

If necessary, please add the new certificates to your list of trusted certificates.