This topic provides answers to some frequently asked questions about SSL Certificates Service.
FAQ about certificate concepts
- What are the advantages of SSL certificates?
- What is a public key and a private key?
- How does SSL Certificates Service protect private keys?
- What is the difference between HTTPS and HTTP?
- What formats are used for mainstream digital certificates?
- What kind of domain names are supported by wildcard domain certificates?
- What websites must have HTTPS encryption enabled?
- Keys without password protection
FAQ about certificate billing and service activation
FAQ about certificate application and validation
- Notes on completing information for fee-based certificate requests
- Guidelines for OSS users applying for SSL certificates
- How do I select: certificate type-certificate brand-number of protected domain names?
- How do I enter domains to be added to a certificate?
- How can I apply for multi-domain wildcard certificates or hybrid certificates?
- What do I need to do after I submit a certificate verification request?
- Can an already-in-use SSL certificate be used if the IP of a server is changed?
- Why does my certificate order status remain unchanged even after receiving a notification from the CA?
- What can I do if my order is accidentally closed or some information is incorrect?
- After I cancel my certificate application, an error message is returned, which indicates that an error occurred during page loading. What do I do?
- What are the considerations for domain names if I want to apply for a certificate?
- My domain name fails the security audit, and an error message is returned, which indicates a failure to apply for a free DV certificate. What do I do?
- How do I create a CSR file?
- When I upload my CSR file, an error message is returned, which indicates that a validation failure occurred due to the absence of the base domain name. What do I do?
- The configurations to verify domain name ownership failed to be pushed to Alibaba Cloud DNS. What do I do?
- What are the possible reasons for certificate validation failures? What are the solutions?
FAQ about certificate configuration and installation
- Certificate selection and configuration for Apple ATS
- The IIS service is inaccessible from Google Chrome after an SSL certificate is installed. What do I do?
- Website access from Google Chrome failed when website domain names are used for access. What do I do?
- I have installed a certificate on my website, but an old certificate still appears. Why?
- I have installed a certificate on an IIS server, but a 404 error is returned when I access the server. Why?
- I cannot install Symantec certificates that support mutual authentication on IIS servers. What do I do?
- How do I install a certificate that has a certificate chain on an Apache server?
- How do I install SSL certificates on different types of servers?
- How do I check whether my certificate takes effect on browsers?
- My browser prompts that the certificate is not trustworthy. What do I do?
- Multiple websites are associated with the same IP address and port of a server. However, when I access the websites, the system prompts that the certificate does not match. What do I do?
- The ERR_CERTIFICATE_TRANSPARENCY_REQUIRED error is returned by Google Chrome. What do I do?
- The IIS service is inaccessible from Google Chrome after an SSL certificate is installed. What do I do?