The following conditions must be met to renew a personal certificate in accordance with these instructions:
Do not create a new LAI record when you are requesting a certificate renewal.
A personal visit to the registration authority is not necessary to verify the application - all communication is done electronically.
Reply to this email. Usually, just press the Reply in your mail client and send the mail. Make sure that you have signed your email with your CESNET CA 4 certificate and that the original notification text, or at least the serial number line, has been retained in your reply:
... and Serial Number: XX: XX: XX: XX: ... ...
Send a signed email to email@example.com containing a certificate renewal request with the text:
Requesting renewal of personal certificate with serial number: XX: XX: XX: XX: ...
The serial number must be in hexadecimal format with colons (see How to find the serial number of the certificate). Make sure you have signed your email with your CESNET CA4 certificate.
The automat verifies your signature and sends you activation data for the certificate generator.
The automat may be delayed in some cases, please be patient and wait, preferably within the next business day.