What is a digital signature? Why are they so important? What do you
use to find out if a document purportedly sent by Alice was actually
send and signed by her and not someone impersonating her? What does
Alice use to sign her document? What do you use the verify she signed
Do they really help to produce Frequency Analysis immunity?
aaaaaa mississippi aaaaaa panthersuniuniuniuni aaaaaaaaaaaa PLAINTEXT
holmes twdemkzwabm sholme hhbetijziyuyfpiyuyfp olmesholmesh CIPHERTEXT
As you can see, the key was holmes as in Sherlock HOLMES