The standard CL_SEC_SXML_WRITER=>{ENCRYPT/DECRYPT} are exposing AES only in Cipher Block Chaining (CBC) mode.
There is also a method CL_SEC_SXML_WRITER=>CRYPT_AES_CTR providing Counter Mode.
This class implements the following modes:
- (ECB) Electronic Code Book
- (CFB) Cipher FeedBack
- (OFB) Output FeedBack
- (GCM) Galois/Counter
For GCM only 128 bit TAG length is implemented.