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The public key in the signature package is different from the server record.
The reason why the public key in this file is different from the server record is that there is something wrong with the public key and certificate.

1. There is something wrong with the public key: it generally belongs to IE browser, which can be verified by the following methods: on another PC that can normally use the U shield of the same model, it cannot be used, so it can be replaced at ICBC outlets; If it can be used normally, there is nothing wrong with your U shield.

2. Certificate problem: clear the IE certificate on your own PC, export the IE certificate of the above-mentioned normal PC, and then import it into your own PC.