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Tricky Matrix Problem with clever solution: Crack the cipher key and decrypt the message below . . . this is a scaffold problem for Q
Tricky Matrix Problem with clever solution: Crack the cipher key and decrypt the message below this is a scaffold problem for Q
All arithmetic is done in is a matrix below.
Encryption function:
Here we know neither nor but an attack on this cryptosystem told us that the plaintext 'DANIEL' was encrypted as 'AHOBDE'. ie DANIEL AHOBDE.
First find and the private key. Input each matrix entry as an integer between and ie a member of
Hence, decrypt 'DOBUHY' in this cryptosystem. DOBUHY
input a letter answer:
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