Decrypting Apple Pay Payment Blob Using .NET – Part 3: Restore the symmetric key.
Series Intro: Decrypting Apple Pay Payment Blob Using .NET Step 3 on Apple’s guide for decrypting the payment blob is where things really start to get interesting. Now we need to derive key material which will be fed into the encryption algorithm we’ll use to decrypt the cipher bytes. Don’t close your laptop! It’s not […]