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Index/Organizations/Microsoft Research

Microsoft Research

Research division of Microsoft Corporation

Fact-Checks

3 results
Dec 8, 2025
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Can metadata and file timestamps prove intent in CSAM possession cases?

Metadata and timestamps can provide strong investigative leads but cannot by themselves prove criminal intent in CSAM possession cases; researchers and policymakers debate their effectiveness and lega...

Jan 23, 2026

Are there documented cases where metadata or server logs proved automatic delivery of CSAM to an innocent user?

Available reporting shows extensive use of , hashes and server logs to detect, triage and investigate , but the sources provided do not document a verified case in which metadata or server logs incont...

Dec 31, 2025

What specific metadata artifacts most reliably show lack of file access in CSAM cases?

Metadata elements that most reliably indicate a file was not accessed are the file system access timestamp (ATIME) relative to creation (CTIME) and modification (MTIME), the absence or immutability of...

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