code: public byte[] getTBSCertList() throws CRLException {
          if (tbsCertList == null)
              throw new CRLException("Uninitialized CRL");
          byte[] dup = new byte[tbsCertList.length];
          System.arraycopy(tbsCertList, 0, dup, 0, dup.length);
          return dup;
      }
docs: Gets the DER encoded CRL information, the
  <code>tbsCertList</code> from this CRL.
  This can be used to verify the signature independently.
  
  @return the DER encoded CRL information.
  @exception CRLException on encoding errors.