issuer = new codec.x501.Name();
TBSCertList.add(issuer);
thisUpdate = new ASN1Choice();
thisUpdate.addType(new ASN1UTCTime());
thisUpdate.addType(new ASN1GeneralizedTime());
TBSCertList.add(thisUpdate);
nextUpdate = new ASN1Choice();
nextUpdate.setOptional(true);
nextUpdate.addType(new ASN1UTCTime());
nextUpdate.addType(new ASN1GeneralizedTime());
TBSCertList.add(nextUpdate);
revokedCertificates = new ASN1SequenceOf(CRLEntry.class);