SSL certificates can authenticate the identity of the website and encrypt the data transmitted by the website, enhance the security protection capabilities of the website, and enhance users' trust and access to the website. It has been accepted by more and more government agencies and enterprises. We In daily work and life, we will also find that websites using the HTTPS protocol have become more and more popular.
However, it should be noted that after installation and deployment, the SSL certificate is not permanently valid, but has a certain validity period. If the certificate expires and is not renewed in time, the browser will prompt an insecure connection or block access to the website. Users The trust in the website is reduced, which seriously affects the website's traffic conversion and business development. Therefore, after the SSL certificate expires, timely measures should be taken to replace or renew the SSL certificate to ensure the reliability and security of the website.
1.Reissue SSL certificate
After the SSL certificate expires, you can contact the certificate authority to apply for a new certificate and match the updated SSL certificate with the server matching value. However, it should be noted that the issuance, review and deployment of SSL certificates take a certain amount of time. In order to avoid the impact of SSL certificate expiration, it is recommended to renew the SSL certificate some time before it expires. Depending on the type and brand of the certificate, the steps for operating the SSL certificate may be different. For details, please consult the service provider that issued the SSL certificate.
2. Turn off HTTPS protocol
If the SSL certificate cannot be renewed in time after it expires, or you no longer want to use the SSL certificate, you can delete the SSL security protocol from the system in the server configuration file to turn off the HTTPS protocol of the website. This way, users will not be able to access the website when they visit it. Alarm prompts such as "This website's certificate has expired" and "This website is not trusted" will pop up, which can reduce the impact of SSL certificate expiration to a certain extent.
3. Use a free SSL certificate
If you don’t want to turn off the HTTPS protocol, but are worried about the long renewal period of OV, EV and other types of certificates, which will affect normal access to the website, you can consider using the most basic DV certificate, or install a free type of certificate from some certificate authority, so that the certificate can be guaranteed Access the website in time before expiration. However, it should be noted that DV certificates, self-signed certificates or other types of free certificates all have certain security risks and may have a certain impact on the data security of the website.
The expiration of the SSL certificate will have a greater impact. Therefore, website administrators should always pay attention to the validity period of the certificate, plan the certificate management time, and promptly replace or renew the SSL certificate before the SSL certificate expires to avoid the impact of the expiration of the SSL certificate. If the SSL certificate has expired, you should renew it as soon as possible with an OV or EV certificate to provide more secure data protection for the website.