What is a domain name SSL certificate, and how many levels?

SSL certificates can be divided into domain name SSL certificates and IP SSL certificates according to the objects issued. Regardless of the two types of certificates, HTTPS encryption of the website can be realized, so that the information transmitted from the client to the server is not transmitted by a third party. Hijacking, to ensure the integrity of the transmitted information.

What is a domain SSL certificate?

The domain name SSL certificate is the SSL certificate issued by the CA to the domain name of a website, which is used to implement the https encryption of the website, so that the information sent by the user from the client to the server is encrypted without being hijacked or stolen by a third party. As mentioned earlier, it corresponds to the IP SSL certificate , which is the SSL certificate issued to the public IP.

The domain name SSL certificate has three levels: DV SSL certificate, OV SSL certificate and EV SSL certificate.

The DV SSL certificate is suitable for personal websites and small and micro enterprises. It only needs to verify the ownership of the domain name. The issuance speed is fast and can be completed in as little as ten minutes.

OV SSL certificate is the first choice for government agencies, enterprises, institutions, etc. Individuals cannot apply for it. Compared with the only encryption function of the DV SSL certificate, the certificate can display the true information of the unit, and its verification method is more strict. In addition to verifying the domain name management authority, it also needs to verify the authenticity of the enterprise. It takes 1-3 work from application to issuance. day.

The EV SSL certificate is the https encryption certificate with the highest verification level among the SSL certificates. It is the best choice for e-commerce, banking, securities and other financial institutions or other entities that have higher requirements for website security and trust. The verification method is the most rigorous, allowing website visitors to know the authenticity of the website they are visiting, greatly improving visitors’ confidence in visits, and allowing websites that use EV SSL certificates to have a better conversion rate.

In short, the domain name SSL certificate is the SSL certificate issued for the website domain name. There are 3 levels. These 3 levels of SSL certificates are suitable for different websites. If you don’t know how to choose an SSL certificate for your website, please contact Trusted The CA organization will recommend the most suitable SSL certificate for your website based on the certificate type.

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Origin blog.csdn.net/WoTrusCA/article/details/113314428
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