808bits

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

FIPS 140-2 certificate #2601 · Microsoft Corporation · data as of 2026-08-28
Historical. Moved to historical list due to dependency on certificate #2600. 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 Microsoft Windows 10, Windows 10 Pro, Windows 10 Enterprise, Windows 10 Enterprise LTSB validated to FIPS 140-2 under Cert. #2600 operating in FIPS mode

Certificate

Certificate number2601
StandardFIPS 140-2
Statushistorical
Overall level1
Module typeSoftware
EmbodimentMulti-Chip Stand Alone
VendorMicrosoft Corporation · website
Software versions10.0.10240

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
AES3497, 3498
RSA1784
SHS2871

Other algorithms

MD5; NDRNG

Tested configurations

  • Windows 10 (x64) running on a Dell XPS 8700 with PAA
  • Windows 10 (x64) running on a HP Compaq Pro 6305 with PAA
  • Windows 10 (x86) running on a Dell Inspiron 660s without PAA
  • Windows 10 Enterprise (x64) running on a HP Compaq Pro 6305 with PAA
  • Windows 10 Enterprise (x64) running on a Microsoft Surface 3 with PAA
  • Windows 10 Enterprise (x64) running on a Microsoft Surface Pro 2 with PAA
  • Windows 10 Enterprise (x64) running on a Microsoft Surface Pro 3 with PAA
  • Windows 10 Enterprise (x64) running on a Microsoft Surface Pro with PAA
  • Windows 10 Enterprise (x86) running on a Dell Inspiron 660s without PAA
  • Windows 10 Enterprise LTSB (x64) running on a Dell XPS 8700 with PAA (single-user mode)
  • Windows 10 Enterprise LTSB (x64) running on a HP Compaq Pro 6305 with PAA
  • Windows 10 Enterprise LTSB (x86) running on a Dell Inspiron without PAA
  • Windows 10 Pro (x64) running on a HP Compaq Pro 6305 with PAA
  • Windows 10 Pro (x64) running on a Microsoft Surface Pro 2 with PAA
  • Windows 10 Pro (x64) running on a Microsoft Surface Pro 3 with PAA
  • Windows 10 Pro (x64) running on a Microsoft Surface Pro with PAA
  • Windows 10 Pro (x86) running on a Dell Inspiron 660s without PAA

Validation history

DateTypeLab
2016-06-02InitialLeidos 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: 2016-06-02

Source documents