Connecting to HTTPS servers with cURL or other such libraries requires cURL knowing the location of system certificates. If cURL doesn’t know the certificates location, accessing HTTPS URLs may fail with:
curl: (77) error setting certificate verify locations: curl can't find your certificates.
Fix this problem by setting environment variable
SSL_CERT_FILE to the location of the system certificates.
Example file locations include:
If on Linux, for example in ~/.profile add:
or wherever the certificate files are.