KeyUsageExtension kue = new KeyUsageExtension(kueOk);
ext.set(KeyUsageExtension.NAME, kue);
// Extended Key Usage Extension
int[] serverAuthOidData = { 1, 3, 6, 1, 5, 5, 7, 3, 1 };
ObjectIdentifier serverAuthOid = new ObjectIdentifier(serverAuthOidData);
int[] clientAuthOidData = { 1, 3, 6, 1, 5, 5, 7, 3, 2 };
ObjectIdentifier clientAuthOid = new ObjectIdentifier(clientAuthOidData);
Vector<ObjectIdentifier> v = new Vector<ObjectIdentifier>();
v.add(serverAuthOid);
v.add(clientAuthOid);
ExtendedKeyUsageExtension ekue = new ExtendedKeyUsageExtension(false, v);
ext.set(ExtendedKeyUsageExtension.NAME, ekue);