Shulou(Shulou.com)06/01 Report--

This article mainly introduces the brief introduction of SSL root certificate, the sample code in the article is very detailed, it has certain reference value, interested friends must read it!

When many netizens are browsing the website, sometimes they can not browse, and the root certificate is not safe. So what is a root certificate? in fact, many network users do not know, let alone what the root certificate does, so let's take a look at it in detail.

The first thing to say is what is the SSL root certificate. In the general network information field, the root certificate refers to the unsigned public key certificate or self-signed certificate. What is the so-called root certificate? the root certificate is the coordination basis between the certificate authority and the network user. it is the digital certificate issued by CA Certification Authority. The user's digital certificate must have a trusted root certificate, and the user's digital certificate is valid. In other words, the installation of the root certificate represents the trust of the CA certification authority.

So what is the function of the root certificate? when issuing other user certificates, the certificate authority uses the signed private key of the root certificate to digitally sign it. In the practical application of the digital certificate, the other user certificate must be verified by the CA root certificate to confirm the legality and validity of the user certificate, so the user must first install the CA root certificate. Moreover, the root certificate is a basic certificate without a key, and the issuing organization can even be said to be itself, and this shows that you trust all the certificates issued below the root certificate. Technically, a chain is established to verify the certificate information. The verification of the certificate ends with the root certificate, so users must download the root certificate before using their own digital certificate.

The above is all about the introduction of the SSL root certificate, thank you for reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.