The AES-GCM128 core from Alma Technologies implements the GCM-AES authenticated encryption and decryption ... needing 1 clock cycle to load or unload each 128-bit plaintext or ciphertext data block. A ...

These high-performance cores provide a higher level of ... with standard cipher modes such as Cipher Block Chaining (CBC), Counter (CTR) and Authenticated Encryption mode / Galois Counter (GCM) modes.