TY - GEN AU - Roy G Saltman C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1993-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.SP.800-9 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1993 TI - Good security practices for electronic commerce, including electronic data interchange: ER -