TY - GEN AU - Charles Dinkel C2 - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD DA - 1990-02-01 LA - en PB - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD PY - 1990 TI - Secure Data Network System (SDNS) Network, Transport, and Message Security Protocols ER -