Signature: It refers to writing the contents of the certificate into a specific field of the application by using a special tool, indicating that the software has passed the signature audit. The signer is responsible for the security of the software. There are three kinds of signatures: 1. Signature of Saipan Charge Certificate. 2. The author signed a public certificate. 3. User signature (using development certificate). Signing is mainly to prevent malicious software. In order to realize these "specially restricted" functions, the application must obtain a "signature". In other words, someone should be responsible for the safety of this operation! A program without any signature cannot be installed and run.

Where should I put my "signature"?

In fact, certificates are not simply placed in any folder. Certificates are used to sign software that needs to be "signed". Certificates are not used directly, but packaged into sis software through a special program. The role of a certificate is only to give the program certain permissions. Don't lose the certificate you got, because a certificate is valid for 6 months and you can sign a lot of software. If the certificate expires, you can apply for a new certificate, or you can adjust the time of the mobile phone before installation. Just adjust the time to the validity period of the certificate.

Usually downloaded mobile phone software has a signed version and an unsigned version. For unsigned software, we can apply for a certificate to make software for our machine, make the key file of our mobile phone through the sign tool provided by Saipan, and then write the software to be installed, and then the software can only be installed in your mobile phone.

In short, the certificate mechanism is a measure to solve security problems, and its functions are mainly two points: 1. Prove the legitimacy of the software. 2。 Allow the software to start itself. The authoritative description of the mobile phone signature certificate allows you to understand the structure of the signature certificate. Mobile phones are all over the internet ...