1, the online banking system prompts that the signature of 5005 12 is incorrect. If the signature verification fails, the certificate status is abnormal, including expired certificate, invalid certificate and normal certificate status. It is necessary to verify whether the password is entered incorrectly.

2. In the absence of other network anomalies, this signature failed, or the user did sign the reserved name by mistake.

3. Online banking has expired. Just take your ID card to the bank to renew it.