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By default, wget is used to download files. wget willSSLThe certificate performs a validity check. Because SSL itself relies on the validity and verification of the certificate. Sometimes, you may want to bypass it. For example, when using wget to try to access a website with an expired SSL certificate or a website with a self-signed certificate.
This can be easily done using the --no-check-certificate option.
If you encounter a self-signed certificate and you are prompted that you cannot download the file using wget, you need to use the --no-check-certificate option.
When using the --no-check-certificate option, wget will just raise a warning but will still proceed with the request.