A. What should www.flowers4you.com do about its problem with bad digital notes?
b. Should the company contract the recipients of the fraudulent orders? Explain why they should or should not.
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a. What should www.flowers4you.com do about its problem with bad digital notes?
The problem with bad digital notes can be solved by including a condition that only digital notes using public key cryptography will be accepted by www.flowers4you.com. In case of digital notes using public key cryptography, the bank generates two keys such that the message encrypted with one of the keys can be decrypted only with the other. The bank signature is encrypted in case of digital notes so that when www.flowers4you.com decrypts it, www.flowers4you.com knows it that the bank really signed the note.
Still, one problem remains, that is ...
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