4 ms·

Challenge Five is here: http://www.standard.co.uk/advertorials/gchq/ http://www.standard.co.uk/advertorials/gchq/

• atanasb 13y ago
  What are the answers for 3 and 4? I seem to be stuck.
  • dotbill 13y ago
    I found that page through other means.. ok.. now onto 3 and can't solve it!
    • benmmurphy 13y ago
      first look at the 3rd one the ciphertext looks consistent with random data at least for single byte frequencies.
      • gazza126 13y ago
        figured out 3rd one yet??