Electronic signature is not the signature we usually understand. It is not directly displayed on the ticket face, nor is it directly stamped on the lower right corner of the invoice like the special invoice seal. Need software to open the verification, can not be directly displayed on the ticket.

As we all know, after receiving the invoice of OFD file, you can enter the national VAT invoice inspection platform in State Taxation Administration of The People's Republic of China, and download the "VAT electronic invoice format file reader" in the "related downloads" column for invoice inspection. You can also verify the signature together at this time.

Anti-counterfeiting principle of electronic invoice signature

Generally speaking, the electronic signature on electronic invoice adopts electronic signature technology. An electronic signature is not a digital image of a written signature. It is actually an electronic code, through which the recipient can easily verify the identity and signature of the sender on the Internet. It can also verify whether the original text of the file has changed during transmission.

Simply put, legal electronic signature = digital certificate+signed picture, and the core technology of electronic signature is digital certificate. Therefore, the anti-counterfeiting of electronic signature is equivalent to verifying the legitimacy of digital certificate.