SIGNATURE RENEWAL
Check the date.
Plan the next step.
Certificate validity helps distinguish renewal from a situation that requires a new certificate. Start with the expiry date.
Find your routeCheck the status.
Keep codes private.
Read the expiry date in the application managing your certificate. Do not send keys, tokens or access codes.
SELECT THE CERTIFICATE STATUS
Where are you now?
I want to renew an active certificate.
Select the solution you use to see what to prepare.
I use SimplySign
Check access to the Certum Panel and your working mobile application. Renewal requires a valid certificate and the appropriate renewal code. We will agree the scope and how to obtain the code separately.
Discuss SimplySign renewal ↗I use a signature on a card
Check validity, card access, a compatible reader and the appropriate software. Follow the current Certum instructions for the tools required by your renewal process.
Discuss card renewal ↗I need to establish what comes next.
Online renewal requires a valid certificate. If it has expired, we will identify an appropriate new-issuance route.
Unsure of the date? Check the application first. If you cannot access it, tell me which solution you use.
Help me find the next stepPREPARATION
Three checks before starting.
- 01 / VALIDITY
Certificate expiry date
Having an application or card does not establish that the certificate is still valid.
- 02 / SOLUTION
Cloud or card?
The processes differ. Use the current instructions for your specific solution.
- 03 / ACCESS
Ready for the process
Check that you can use your current solution. Report access problems before starting.
Current manufacturer instructions
Sources checked on 6 September 2026. Instructions linked below are in Polish.
Certum — SimplySign renewal ↗Certum — card certificate renewal ↗SEVERAL SIGNATURES IN YOUR TEAM?