Whether the electronic contract can be judged to be true or false, and whether it can guarantee our life guarantee, I only provided the information, and the other company said that it would take effect after being sealed. The contract signed by electronic signature has the characteristics of identifiable signature, undeniable signature and tamper-proof signature content. When signing an electronic contract, we can quickly judge whether the digital certificate is damaged when signing the electronic seal online (if it is tampered with, it will prompt that the signature is invalid and the digital certificate is damaged).

As shown in the above figure, the authenticity of the contract can be identified by online checking whether the digital certificate of the electronic seal is complete, as shown in the following figure: