Cryptography bingo

Exercise and reference answers

Clues and terms

1. Clue

   Intelligible data that has not been encrypted.

   Item

   Plaintext

2. Clue

   The process that provides a confidentiality service.

   Item

   Encryption

3. Clue

   Maps any length input to a fixed length output.

   Item

   Hash function

4. Clue

   Another name for the result of a hash.

   Item

   Message digest

5. Clue

   A keyed checksum detecting accidental and deliberate edits.

   Item

   MAC

6. Clue

   A public key together with its private key.

   Item

   Key pair

7. Clue

   Keyed functions and inverses on fixed length blocks.

   Item

   Block cipher

8. Clue

   Uses a block cipher as a primitive to give a service.

   Item

   Mode

9. Clue

   A signature algorithm analogous to DSA on elliptic curves.

   Item

   ECDSA

Instructions

Read each clue and tap the term it describes.

Explanation