NIST SP800-88 revision2, September2025, DOI10.6028/NIST.SP.800-88r2; official landing page csrc.nist.gov/pubs/sp/800/88/r2/final . Printed cover byline Ramaswamy Chandramouli and Eric A.Hibbard; landing page omits Hibbard’s middle initial. Sections3.1.1–3.1.3, printedpp.8–11, distinguish clear/purge/destroy by recovery effort and reusability; sections4.5.1–4.5.2, pp.24–25, distinguish outcome verification from adequacy validation. Revision2 supersedes revision1. Concept article contains no device-erasure commands or operational recipe.