Electronic signing does not work: troubleshooting
Check the reader and card first, then the certificate and signing applications.
Read article →Technical support
Readers, drivers, PIN codes and electronic-signing errors.
The eID reader can log in, but signing fails
Reading a certificate does not prove that the reader and driver can complete a cryptographic signing operation.
Read article →BOK, KEP PIN and KEP PUK: attempts and unblocking
These codes have different purposes and different failed-attempt limits.
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