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This article mainly introduces what the https trust certificate is and what it is useful. the sample code in the article is introduced in great detail and has a certain reference value. Interested friends must finish reading it!

Https trust certificate is a kind of https certificate, and it is also a kind of SSL certificate, but there are still many people who do not know much about httsp certificate, because the following is to specifically tell you about https certificate, so that you know about https trust certificate, so as to ensure the security of information.

The first thing to explain is the specific content of the https trust certificate, the trust of the certificate is mainly carried out through the agent, that is, through our common NSURLConnection and NSURLSession trust. There are three steps to trust a https trust certificate:

1. When a network client needs to access the server, the server automatically sends a protected https trust certificate to the client.

2. At this time, the client will judge whether it is trustworthy.

3. If you trust. Then the client will install the public key on the client, and the server will have the key of the protected certificate. Every time the server requests data from the server, the server will encrypt the data to be sent with the key, and the client will decrypt the transmitted data through the public key.

Https is something that everyone needs to know in the current Internet age, but https is transmitted in clear text, so it is naturally not as secure as the https trust certificate. In https certificates, you also need to know some https certificate brands. The relatively good brands in https certificate brands are mainly Let's Encrypt, DigiCert, Comodo SSL and so on, which need to be chosen according to their respective needs.

It can be seen that the https trust certificate is a more secure certificate, which is more valued in today's security interconnection requirements. So for many enterprises or websites, if you want to make your website more secure, then you must choose a more secure https trust certificate in order to maximize security and prevent information disclosure.

The above is what the https trust certificate is and what is the use of all the content, thank you for reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!

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