808bits

BitLocker® Windows OS Loader (winload) in Windows 10 Enterprise LTSB

FIPS 140-2 certificate #3427 · Microsoft Corporation · data as of 2026-08-28
Historical. Moved to historical list due to dependency on certificate #3415. Federal agencies may reference historical validations for existing systems only, not for new procurement.
Caveat: When operated in FIPS mode with module Boot Manager in Windows 10 Enterprise LTSB validated to FIPS 140-2 under Cert. #3415 operating in FIPS mode

Certificate

Certificate number3427
StandardFIPS 140-2
Statushistorical
Overall level1
Module typeSoftware
EmbodimentMulti-Chip Stand Alone
VendorMicrosoft Corporation · website
Software versions10.0.10240.17643

Module description

The BitLocker® Windows OS Loader loads the boot-critical driver and OS kernel image files.

Security level exceptions

  • Physical Security: N/A
  • Design Assurance: Level 2

Approved algorithms

AlgorithmCAVP certificate
AES5291, 5293
RSA2829
SHS4249

Allowed algorithms

NDRNG

Tested configurations

  • Windows 10 Enterprise LTSB (x64) running on a Dell XPS 8700 with an Intel Core i7 with PAA
  • Windows 10 Enterprise LTSB (x64) running on a HP Compaq Pro 6305 with an AMD A4 with PAA
  • Windows 10 Enterprise LTSB (x64) running on a Microsoft Surface 3 with an Intel Atom x7 with PAA
  • Windows 10 Enterprise LTSB (x64) running on a Microsoft Surface Pro 2 with an Intel Core i5 with PAA
  • Windows 10 Enterprise LTSB (x64) running on a Microsoft Surface Pro 3 with an Intel Core i7 with PAA
  • Windows 10 Enterprise LTSB (x64) running on a Microsoft Surface Pro with an Intel x64 Processor with PAA (single-user mode)
  • Windows 10 Enterprise LTSB (x86) running on a Dell Inspiron 660s with an Intel Core i3 without PAA

Validation history

DateTypeLab
2019-04-01InitialLeidos Accredited Testing & Evaluation (AT&E) Lab

Status timeline

As observed by this tracker's snapshots. NIST publishes no dates for list moves; observation began 2026-08-21, so earlier changes carry no date.

  • 2026-08-21: first observed by this tracker, status historical
  • Validation dates on record: 2019-04-01

Source documents