Properly encrypted data is indistinguishable from random noise - aka ‘hiss’. If really good encrytion, it will be white noise (generally). Albeit will have more power.
If there is a clear pattern to it, then that’s either unencrypted framing, or bad encryption. (Think 90’s cable TV ‘scrambling’).
If there is a clear pattern to it, then that’s either unencrypted framing, or bad encryption. (Think 90’s cable TV ‘scrambling’).