Legal analysis: need. In the process of signing an electronic contract, it is necessary to have identity authentication, digital certificate, electronic signature, time stamp, certificate preservation and other links to ensure the legal effect of the contract. Therefore, once the two parties have concluded the form of an electronic contract, they need to sign, and the signature here is the electronic signature.

Legal basis: People's Republic of China (PRC) Electronic Signature Law.

Thirteenth electronic signatures meet the following conditions at the same time, as reliable:

(1) When the electronic signature production data is used for electronic signature, it belongs to the exclusive rights of the electronic signer;

(2) When signing, the electronic signature production data is only controlled by the electronic signer;

(3) Any changes to the electronic signature after signature can be found;

(4) Any changes to the content and form of the data message after signature can be found.

The parties can also choose to use electronic signatures that meet their agreed reliable conditions.

Article 14 A reliable electronic signature has the same legal effect as a handwritten signature or seal.