This is a mode of operation for a block cipher, with the characteristic that each possible block of plaintext has a defined corresponding cipher text value and vice versa.

Related MCQs

• This is an assault on the integrity of a security system in which the attacker substitutes a section of cipher text (encrypted text) with a different section that looks like (but is not the same as) the one removed.
• Which of the following is characteristic of spyware?
• This is the inclusion of a secret message in otherwise unencrypted text or images.
• A false positive can be defined as…
• This enables users of a basically unsecure public network such as the Internet to securely and privately exchange data and money through the use of a public and a private cryptographic key pair that is obtained and shared through a trusted authority.
• This technology is used to measure and analyze human body characteristics for authentication purposes.
• This is is the hiding of a secret message within an ordinary message and the extraction of it at its destination.
• An IDS follows a two-step process consisting of a passive component and an active component. Which of the following is part of the active component?
• Today, many Internet businesses and users take advantage of cryptography based on this approach.
• Developed by Philip R. Zimmermann, this is the most widely used privacy-ensuring program by individuals and is also used by many corporations.