Õ: "järelvalve" tähendaks tagantjärele sooritatavat valvet

olemus
ISO/IEC 27050:
tõendatav materjali omamine, liikumine, käsitlus, asukoht, ühest hetkest teiseni
= demonstrable possession, movement, handling, and location of material from one point in time until another

ülevaateid
https://en.wikipedia.org/wiki/Chain_of_custody
http://www.informit.com/articles/article.aspx?p=336258&seqNum=3
https://www.youtube.com/watch?v=ZQ-zwp8Hj2k
https://www.ukessays.com/essays/information-technology/chain-of-custody-steps-for-computer-crime-evidence.php
http://paper.ijcsns.org/07_book/201101/20110101.pdf
https://www.ncjrs.gov/pdffiles1/nij/199408.pdf
https://www.cisa.gov/sites/default/files/publications/cisa-insights_chain-of-custody-and-ci-systems_508.pdf