Tag
key-hierarchy
- Mar 13, 2026 Fast BSS Transition and the Key Hierarchy That Makes Roaming Quick Why reassociating to a new access point normally costs a full authentication and key exchange, and how pre-derived keys cut that to two messages. networking
- Jul 25, 2025 Envelope Encryption and the Two-Level Key Hierarchy Why bulk data is encrypted under a per-object data key wrapped by a long-lived master key, and what the indirection buys and costs. cryptography