TechHacker Newsabout 2 hours ago

Full Writeup of the Windows GDID

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The Windows Global Device Identifier (GDID) is a 64-bit MSA Device PUID assigned by login.live.com during device provisioning, not a hardware hash. CDP consumes the GDID from the identity stack. The value lives in HKCU registry under IdentityCRL. A reinstall generates a new GDID.

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