Related Clues:
- Cipher, as a secret message
- Protect from hackers, hopefully
- Make it necessary to decrypt
- Scramble and vault on walls of Eton
- Do some cryptography
- ... hence, having no beginning or end, poem causes scramble
- Scramble, as a message
- Maybe turn to Morse?
- Cipher, as a message
- Letter to lament exercising disguise for security
- Encode resetting PC entry
- Protect from theft, in a way
- Put in code
- Disguise, in a way
- Put information into code in French vault