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How to easily join a personal certificate
? Open the signature software, Options-Settings, and ignore the first three items. The fourth and fifth items are to import certificates and keys. A window will pop up. Where did you put the certificate? Find it.

Electronic signature refers to the data contained in the data message in electronic form and accompanied by data used to identify the identity of the signer and show that the signer approves its content. Generally speaking, electronic signature is an electronic signature of electronic documents through cryptographic technology, which is not a digital visualization of written signature, but similar to handwritten signature or seal, and can also be said to be an electronic seal. The purpose of electronic signature is to sign the electronic version of Mid-Autumn Festival greeting cards, invitations and construction contracts.