Verified file intelligence
Official-source groundedVersions, hashes, and signatures can vary by supported package release. This report does not invent a universal "latest file" value. Confirm package selection against WinLab locally observed signed-file inventory (WinLab collector).
Verified bcryptprimitives.dll file versions
5 observed buildsDistinct locally observed specimens are deduplicated by version, architecture, and SHA-256. A signature result identifies the inspected file; it is not a recommendation to copy a loose DLL into Windows.
VersionArchitectureFile sizeLanguageSignature
10.0.26100.1150 (WinBuild.160101.0800)x86417.1 KBEnglish (United States)✓ Valid
PublisherMicrosoft CorporationDescription / observed sourceWindows Cryptographic Primitives Library · Installed applicationSHA-256666788f4d619c2fd3b8fc541eb8ed04d1c85d79c7680b0c473669130b68f23b2
10.0.26100.8875 (WinBuild.160101.0800)x64699.6 KBEnglish (United States)✓ Valid
PublisherMicrosoft CorporationDescription / observed sourceWindows Cryptographic Primitives Library · Installed applicationSHA-256fcc584b2e1edee035ca62a1ad7269269d94bafd1e3a60a73b95f25cc59bcfdea
10.0.26100.8875 (WinBuild.160101.0800)x86488.9 KBEnglish (United States)✓ Valid
PublisherMicrosoft CorporationDescription / observed sourceWindows Cryptographic Primitives Library · Installed applicationSHA-256df07f5a6c293c9cb960f9d2de209f0e1107314c962d01640d965459d306a4a01
10.0.26100.9168 (WinBuild.160101.0800)x64699.6 KBEnglish (United States)✓ Valid
PublisherMicrosoft CorporationDescription / observed sourceWindows Cryptographic Primitives Library · Installed applicationSHA-256364291fa938a0a20347663e5d63c90c3044e156b581234672cc18900b8d0c721
10.0.26100.9168 (WinBuild.160101.0800)x86489.4 KBEnglish (United States)✓ Valid
PublisherMicrosoft CorporationDescription / observed sourceWindows Cryptographic Primitives Library · Installed applicationSHA-256c0fba4406bf9ca909f6f463f08189d6eb47238d7bb590d58344af8cadd6bda8e
Evidence method: file metadata read from the observed specimen, SHA-256 calculated by WinLab, and digital-signature status checked through Windows Authenticode. Observed 2026-08-31.
Frequently Asked Questions
AI-assisted / evidence reviewedHow we use AI: AI helps draft clear answers, but every published technical claim must be tied to an approved source, pass safety checks, and receive editorial review. It may not invent versions, hashes, signatures, download links, or success rates.
What is bcryptprimitives.dll?
bcryptprimitives.dll is identified in the observed specimens as Windows Cryptographic Primitives Library, published by Microsoft Corporation for Microsoft® Windows® Operating System. Its identity depends on the complete package, build, and architecture—not its filename alone.
Which bcryptprimitives.dll version is correct?
There is no universal loose-file version. Match the affected program, package build, x86/x64 architecture, Microsoft or publisher signature, file size, and SHA-256 to the verified bcryptprimitives.dll evidence.
Should I download bcryptprimitives.dll by itself?
No. Repair bcryptprimitives.dll through Windows Update or supported Windows servicing so dependencies and servicing metadata remain compatible.