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Computational Thinking for the Modern Problem Solver
book

Computational Thinking for the Modern Problem Solver

by David Riley, Kenny A. Hunt
March 2014
Beginner to intermediate content levelBeginner to intermediate
405 pages
12h 16m
English
Chapman and Hall/CRC
Content preview from Computational Thinking for the Modern Problem Solver
Information Security   ◾     363  
and owner integrity (see Figure12.7). e idea here is for Jane to append a
second part, known as a digital signature and denoted “sig” in the gure. A
digital signature is just an abbreviated digest of the plaintext that has been
encrypted with Jane’s private signature. e complete ciphertext consists
of the encrypted plaintext together with the digital signature encrypted
with the public key of the intended recipient (Jose).
Figure12.7 also illustrates how security is maintained. e rst step
upon message receipt is to decrypt the ciphertext using Jose’s private key.
As described earlier, this ensures conden ...
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Publisher Resources

ISBN: 9781466587793