How Long Is the Validity Period of a Private Certificate?
The validity period of a private certificate is set when it is applied for.
The validity period of the private certificate can be 1, 2, 3, 4, 5, 10, 15, or 20 years. Private certificates are issued by a private CA. The validity period of a private certificate must be less than or equal to that of the private CA.
For details about how to apply for a private certificate, see Applying for a Private Certificate.
After you applied for a private certificate, you can view its expiration time on the private certificate list page, as shown in Figure 2. After a private certificate expires, you need to apply for a new one.

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