The probability section where Dave shows why the One Time Pad is considered a "perfect" cipher leaves me with a question.
asked 21 Apr '12, 18:11
|K| is the number of possible keys. |M| is the number of possible messages.
K and M are called the key space and the message space respectively, and |K| and |M| is the size of these spaces.
answered 21 Apr '12, 18:22