________ are electronic intermediaries that provide and/or ...

[eruditmonkey@yahoo.com]

________ are electronic intermediaries that provide and/or control information flow in cyberspace, often aggregating information and selling it to others.
 
  Fill in the blank(s) with correct word

Question 2

5. A __________ processes the plaintext input in fixed-size blocks and produces a block of ciphertext of equal size for each plaintext block.
 
  What will be an ideal response?

[heinisk01]

Answer to Question 1

Infomediaries

Answer to Question 2

block cipher