Cyberiade.it Anonymous Remailer wrote:

> it spotlights why OTP is considered
> the only truly unbreakable form of encryption. If a ciphertext can
> potentially be "anything", it's impossible to even know if you've
> successfully decrypted it or not. ;)


OTP's security comes from the fact that knowing the message doesn't change
the a priory probability of the plaintext. It never claimed that all
plaintexts are equally likely.