uestion : 40 | ET Save Back Nex UESTION A block cipher is .......... ......... key cipher in which a cryptographic key and algorithm are applied to a block of data (for example, 64 contiguous bits) at once as a group rather than to one bit at a time. NSWERS Asymmetric encryption X Symmetric Encryption X A+B X X None of the above uestion : 41 B Save Back Ne UESTION olil .......... is also known as public key algorithms NSWERS Asymmetric encryption Symmetric Encryption X X X X A+B None of the above uestion : 42 IBA Save Back Next UESTION olil ............ A process (or a device incorporating such a process) that is designed to detect, prevent, or recover from a security attack. NSWERS Security mechanism X Security service X Security attack X All of the above X