docs: public static X509v1CertificateBuilder newX509v1CertificateBuilder(X500Name issuer,
  		BigInteger serial, Date notBefore, Date notAfter, X500Name subject, PublicKey publicKey)
  	{
  		final X509v1CertificateBuilder certBuilder = new JcaX509v1CertificateBuilder(issuer, serial,
  			notBefore, notAfter, subject, publicKey);
  		return certBuilder;
  	}