Decrypting — AES, DES & Motorola ADP on P25 (Scanners)

Search every volume:

Volumes

1. Vol 1 Decrypting — Vol 1: How Radio Encryption Works, and the Legal Line What P25 hides, what it leaves in the clear, and where the law draws the line
2. Vol 2 Decrypting — Vol 2: The Algorithms — DES, Triple-DES, AES-256, and Motorola ADP The ALGID table, the output-feedback keystream, and why the key is never sent
3. Vol 3 Decrypting — Vol 3: How a Radio Decrypts (and Why a Scanner Can't) Keyloading, over-the-air rekeying, the TEK/KEK hierarchy, and the receive pipeline
4. Vol 4 Decrypting — Vol 4: The Security Research — What Actually Broke, and What Didn't The Blaze/Clark USENIX work, cheap jamming, weak legacy ciphers, and the AES wall that held
5. Vol 5 Decrypting — Vol 5: Capturing the Signal — Discriminator Taps, SDRs, and OP25 The old tap, the modern software-defined radio, and the wall between decoding and decrypting
6. Vol 6 Decrypting — Vol 6: The Law and the Public-Access Debate Why you may listen, why they may encrypt, and the fight over what taxpayers are entitled to hear