verify_certificate/3

Availability::- use_module(library(ssl)).(can be autoloaded)

verify_certificate(+Certificate, +AuxiliaryCertificates, +TrustedCertificates)

True if it is possible to build a chain of trust from Certificate to one of the certificates in TrustedCertificates, optionally using the (untrusted) certificates in AuxiliaryCertificates to complete the chain. To use the system built-in trust store, specify the special term system(root_certificates) for TrustedCertificates.