Personal Letter #3. Write a thank-you letter. The subject of your thank-you letter can be the sweater your grandmother gave you, or any other gift and giver of your choice. Please just write the general letter, I can fill in the personal blanks :)

One of the author’s purposes in the code book is to explain different types of codebreaking to his readers. which line best demonstrates this purpose? a theoretical breakthrough would be a fundamentally new way of finding alice's private key mathematicians have been studying factoring for centuries, and modern factoring techniques are not significantly better than ancient techniques a more recent development is the so-called tempest attack, which aims to detect the electromagnetic signals emitted . . in a computer's display unit if scientists could build a quantum computer, it would be able to perform calculations with . . enormous speed