describe how cryptography is applied in ATM, SSL, digital signatures, hashes and drive encryption

Experiment with the tool – Steganography Online (http://stylesuxx.github.io/steganography/) to get a feel of how the steganographic tool works.

  1. In steganalysis, which methods are used to detect steganography?
  2. Briefly describe how cryptography is applied in ATM, SSL, digital signatures, hashes and drive encryption.