private static Set<EncryptionType> parseEtpeInfo( byte[] data ) throws DecoderException
{
ByteBuffer stream = ByteBuffer.wrap( data );
Asn1Decoder decoder = new Asn1Decoder();
ETypeInfoContainer container = new ETypeInfoContainer();
container.setStream( stream );
decoder.decode( stream, container );
ETypeInfo einfo = container.getETypeInfo();
Set<EncryptionType> lstEtypes = new LinkedHashSet<EncryptionType>();
for( ETypeInfoEntry eie : einfo.getETypeInfoEntries() )
{