SSL certificate is a digital certificate issued by a CA certification authority, which can be used to achieve authentication and data encryption to ensure the security of communication between users and users. Now the well-known CA certification bodies in the market, such as DigiCert, Sectigo, Certum, etc., have been established for decades and conduct WebTrust security audits every year, so the SSL certificates they issue are compatible with most browsers and terminals. Learn about SSL certificates with SSL Shield today.
1.Digicert is a well-known provider of digital certificates and SSL certificates, and its products are widely used in the field of Internet security. As one of the world's largest SSL certificate providers, Digicert is trusted by businesses and organizations to support a wide range of servers and browsers to ensure seamless compatibility. Digicert has a wide range of SSL certificate products, and in 2017 it acquired Symantec's SSL certificate business, which is more comprehensive, for example, DigiCert's Secure Site OV wildcard SSL certificate,** which is 15,900 yuan and comes with Norton Security Scan.
2.Sectigo is also one of the world's well-known CA certification bodies, and its SSL certificate is welcomed by individuals and enterprises and institutions with the characteristics of high cost performance, fast audit speed and simple management. Sectigo's SSL certificate products are also relatively comprehensive, not only a variety of single-domain SSL certificates, multi-domain SSL certificates, wildcard SSL certificates and other domain name certificates, but also for the software to prepare the signature SSL certificate and the IP certificate for only public IP address, such as Sectigo's DV basic single IP certificate, which contains 1 public IP address by default, **is 360 yuan, However, you can change the IP address unlimited times free of charge during the validity period of the certificate.
3.Certum is the first CA certification body in Europe, and its SSL digital certificates are cost-effective, providing a variety of single-domain names, multi-domain names, wildcards, and IP certificates. Certum also supports a variety of servers and browsers, ensuring optimal protection in any environment. The API interface of SSLDUN self-loading can be suitable for certificate files of various types of servers with one click.