Warning for all users signing in with a certificate
We warn all users that use certificate to access OKTE a.s. systems (iszo.okte.sk, isom.okte.sk, rrm.okte.sk, isot.okte.sk), to request from their certification authority in case of its expiration a certificate, which can be used for authentification of a user. This change has effect on all physical users accessing portal OKTE.