Comparing Modes of Operation

Learn about the outlined differences between the different modes of operation.

The table below attempts to summarize the key features of the four modes of operation of AES. They are all used in real systems, particularly CBC and CTR modes. In the case of CFB, we assume the full (not reduced feedback) CFB mode, although most properties are similar for reduced feedback CFB mode.

Get hands-on with 1200+ tech skills courses.