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Unformatted text preview: 2 Decrypts as Money for Alice is $2 Money for Trudy is $1000 ECB Cut and Paste Attack Unit 3 - 78 ECB Weakness Suppose P i = P j Then C i = C j and Trudy knows P i = P j This gives Trudy some information, even if she does not know P i or P j Trudy might know P i Is this a serious issue?...
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This note was uploaded on 03/17/2011 for the course ECE 4472 taught by Professor Ouda during the Fall '10 term at UWO.
- Fall '10
- Information Security