Alice and Bob use a modified Caesar cipher to authenticate each other. Instead of letters, they use numbers from 0 to 49

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Alice and Bob use a modified Caesar cipher to authenticate each other. Instead of letters, they use numbers from 0 to 49

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Alice And Bob Use A Modified Caesar Cipher To Authenticate Each Other Instead Of Letters They Use Numbers From 0 To 49 1
Alice And Bob Use A Modified Caesar Cipher To Authenticate Each Other Instead Of Letters They Use Numbers From 0 To 49 1 (15.51 KiB) Viewed 28 times
Alice and Bob use a modified Caesar cipher to authenticate each other. Instead of letters, they use numbers from 0 to 49. Alice authenticates Bob by sending him a challenge, which is a random number, 25. Bob encrypts the challenge with a key and replies to Alice with number 5. What is the key?
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