Term Kind Topic What it is
Dynamic Data Masking Query-Time Masking, Policy-Applied Redaction pattern Tokenisation & Masking Redacting a column's value as the query returns it, based on who is asking - so one physical table serves cleared and uncleared audiences, while every object derived from it escapes the rule.
Tokenisation pattern Tokenisation & Masking Replacing a sensitive value with a meaningless surrogate, where the mapping back is held in a separate, tightly controlled vault.