question: public static void verify ( X509CRL crl , PublicKey key , Provider sigProvider ) throws CRLException , NoSuchAlgorithmException , InvalidKeyException , SignatureException { crl . verify ( key , sigProvider ) ; }
target:  This static method is the default implementation of the verify(PublicKey key, Provider sigProvider) method in X509CRL. Called from java.security.cert.X509CRL.verify(PublicKey key, Provider sigProvider)