TY - RPRT TI - Guide for developing security plans for federal information systems AU - Swanson, M AU - Hash, J AU - Bowen, P PY - 2006 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST SP 800-18r1 DO - 10.6028/NIST.SP.800-18r1 ER -