MODERN CRYPTOGRAPHY
MODERN CRYPTOGRAPHY
MODERN CRYPTOGRAPHY
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Lessons from Bletchley Park?<br />
• Information can be very important!<br />
• Cryptanalysis is a powerful weapon<br />
• It is easy to use a strong encryption badly<br />
Quote: Mavis Batey (Cryptanalyst at Bletchley)<br />
“Sometimes people are daft enough to do what you<br />
want”<br />
IMA 2009<br />
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