Audience

Reference recipient / local dataset — role

Selects local subset, polling and downstream actions; no specific client cache or restored account observed.

What the records show

NCMEC reference-sharing environmentsReference recipient / local dataset — role

supplies latest-state updates for locally maintained datasets

Clients choose polling and subsets. Guide says no explicit mechanism detects others’ visibility changes; new access may need historical backfill. Visibility loss is not necessarily error correction, and no cache deletion/restoration was observed.

NCMEC reference-sharing environmentsReference recipient / local dataset — role

is described as informing company-policy action

NCMEC notice categories distinguish CSAM, some exploitative imagery below that threshold and predatory text. Provider removal/blocking follows company terms; not all categories are criminal findings or every environment’s contents.

Further reading

Reference hashes: permissions, retraction and an actual audit response

Read the original sources 2

What the connections say

2 relationships