Basic Operations Used RC6 operates on units of four w-bit words using these six basic operations a+b integer addition modulo 2w a -b integer subtraction modulo 2w a ?b bitwise exclusive-or of w-bit ...

Step3: Modify the next byte in the block by exclusive-ORing it with the byte computed in step 2. Step 4: Use the next byte of the bombPermu array to define a position in the block. Modify the byte in ...