02-03-2025

123456
Across
  1. 4. Reverses letters of an alphabet
  2. 6. Reconstruct the diagonal grid used to encrypt the message
Down
  1. 1. The substitution alphabet is replaced with the fixed one
  2. 2. Construct a key square that aids in decrypting the encoded message
  3. 3. Shift alphabets according to a number
  4. 5. Replace each cipher text letter with the integer that represents it to get the sequence