/* c: X509_find_by_issuer_and_serial
*
*/
public static X509AuxCertificate findByIssuerAndSerial(Collection<X509AuxCertificate> certs, X509Name issuer, BigInteger serial) {
Name name = new Name(issuer);
for(X509AuxCertificate cert : certs) {
if(name.isEqual(cert.getIssuerX500Principal()) && serial.equals(cert.getSerialNumber())) {
return cert;
}
}
return null;
}