808bits

Windows OS Loader

FIPS 140-2 certificate #4339 · Microsoft Corporation · data as of 2026-08-28
Active. Sunset date 2026-09-21, 23 days away. This is the FIPS 140-2 sunset: after it, agencies may keep the module only in existing systems.
Caveat: When operated in FIPS mode with module Boot Manager validated to FIPS 140-2 under Cert. #3923 operating in FIPS mode

Certificate

Certificate number4339
StandardFIPS 140-2
Statusactive
Sunset date2026-09-21
Overall level1
Module typeSoftware
EmbodimentMulti-Chip Stand Alone
VendorMicrosoft Corporation · website
Software versions10.0.18362[1], 10.0.18363[2] and 10.0.19041[3]

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
AESC785, C798, C1363, C1364, C1897, C1946
CKGvendor affirmed
DRBGC785, C1363, C1897
RSAC795, C1367, C1947
SHSC785, C1363, C1897

Allowed algorithms

NDRNG

Tested configurations

  • Windows 10 Education May 2019 Update (x64) running on a Microsoft Surface Laptop 2 with an Intel Core i5-8350U with PAA [1]
  • Windows 10 Education May 2020 Update (x64) running on a Microsoft Surface Go with an Intel Pentium Gold 4415Y with PAA [3]
  • Windows 10 Education November 2019 Update (x64) running on a Microsoft Surface Go with an Intel Pentium Gold 4415Y with PAA [2]
  • Windows 10 Enterprise May 2019 Update (x64) running on a Dell Latitude 5290 with an Intel Core i7-8650U with PAA [1]
  • Windows 10 Enterprise May 2019 Update (x64) running on a Microsoft Surface Book 2 with an Intel Core i7-8650U with PAA [1]
  • Windows 10 Enterprise May 2019 Update (x64) running on a Microsoft Surface Laptop 2 with an Intel Core i5-8350U with PAA [1]
  • Windows 10 Enterprise May 2019 Update (x64) running on a Microsoft Surface Pro 6 with an Intel Core i5-8250U with PAA [1]
  • Windows 10 Enterprise May 2019 Update (x64) running on a Microsoft Surface Studio 2 with an Intel Core i7-7820HQ with PAA [1]
  • Windows 10 Enterprise May 2019 Update (x64) running on a Samsung Galaxy Book 12" with an Intel Core i5-7200 with PAA [1]
  • Windows 10 Enterprise May 2019 Update (x64) running on an HP EliteBook x360 830 G5 with an Intel Core i5-8350U with PAA [1]
  • Windows 10 Enterprise May 2020 Update (ARM64) running on a Microsoft Surface Pro X with a Microsoft SQ1 with PAA [3]
  • Windows 10 Enterprise May 2020 Update (x64) running on a Dell Latitude 5300 2-in-1 with an Intel Core i7-8665U with PAA [3]
  • Windows 10 Enterprise May 2020 Update (x64) running on a Microsoft Surface Book 2 with an Intel Core i7-8650U with PAA [3]
  • Windows 10 Enterprise May 2020 Update (x64) running on a Microsoft Surface Go 2 LTE with an Intel Pentium Gold 4425y with PAA [3]
  • Windows 10 Enterprise May 2020 Update (x64) running on a Microsoft Surface Pro 6 with an Intel Core i7-8650U with PAA [3]
  • Windows 10 Enterprise May 2020 Update (x64) running on a Microsoft Surface Pro 7 with an Intel Core i3-1005G1 with PAA [3]
  • Windows 10 Enterprise May 2020 Update (x64) running on a Panasonic Toughbook FZ 55 with an Intel Core i5-8365U with PAA [3]
  • Windows 10 Enterprise May 2020 Update (x64) running on an HP EliteBook x360 830 G6 with an Intel Core i7-8565U with PAA [3]
  • Windows 10 Enterprise November 2019 Update (x64) running on a Dell Latitude 5300 2-in-1 with an Intel Core i7-8665U with PAA [2]
  • Windows 10 Enterprise November 2019 Update (x64) running on a Microsoft Surface Book 2 with an Intel Core i7-8650U with PAA [2]
  • Windows 10 Enterprise November 2019 Update (x64) running on a Microsoft Surface Go LTE with an Intel Pentium Gold 4415Y with PAA [2]
  • Windows 10 Enterprise November 2019 Update (x64) running on a Microsoft Surface Laptop 3 with an Intel Core i5-1035G7 with PAA [2]
  • Windows 10 Enterprise November 2019 Update (x64) running on a Microsoft Surface Pro 6 with an Intel Core i5-8250U with PAA [2]
  • Windows 10 Enterprise November 2019 Update (x64) running on a Panasonic Toughbook CF-33 with an Intel Core i5-7300U with PAA [2]
  • Windows 10 Enterprise November 2019 Update (x64) running on a Samsung Galaxy Book 12" with an Intel Core i5-7200 with PAA [2]
  • Windows 10 Enterprise November 2019 Update (x64) running on an HP EliteBook x360 830 G6 with an Intel Core i7-8565U with PAA [2]
  • Windows 10 Home May 2019 Update (x86) running on a Dell Inspiron 660s with an Intel Core i3-2120 without PAA [1]
  • Windows 10 Home May 2020 Update (x64) running on an HP Slimline Desktop with an Intel Pentium J4205 with PAA [3]
  • Windows 10 Home November 2019 Update (x64) running on an HP Slimline Desktop with an Intel Pentium J4205 with PAA [2]
  • Windows 10 Pro May 2019 Update (x64) running on a Dell Latitude 12 Rugged Tablet with an Intel Core i5-8350U with PAA [1]
  • Windows 10 Pro May 2019 Update (x64) running on a Microsoft Surface Book 2 with an Intel Core i7-8650U with PAA [1]
  • Windows 10 Pro May 2019 Update (x64) running on a Microsoft Surface Go with an Intel Pentium Gold 4415Y with PAA [1]
  • Windows 10 Pro May 2019 Update (x64) running on a Microsoft Surface Laptop 2 with an Intel Core i5-8350U with PAA [1]
  • Windows 10 Pro May 2019 Update (x64) running on a Microsoft Surface Pro 6 with an Intel Core i5-8250U with PAA [1]
  • Windows 10 Pro May 2019 Update (x64) running on a Panasonic Toughbook CF-33 with an Intel Core i5-7300U with PAA [1]
  • Windows 10 Pro May 2019 Update (x64) running on a Samsung Galaxy Book 10.6" with an Intel Core m3-7Y30 with PAA [1]
  • Windows 10 Pro May 2019 Update (x64) running on an HP Slimline Desktop with an Intel Pentium J4205 with PAA [1]
  • Windows 10 Pro May 2019 Update (x64) running on an HP ZBook 15 G5 with an Intel Core i5-8400H with PAA [1]
  • Windows 10 Pro May 2020 Update (x64) running on a Dell Latitude 7200 2-in-1 with an Intel Core i7-8665U with PAA [3]
  • Windows 10 Pro May 2020 Update (x64) running on a Dynabook TECRA-X50-F with an Intel Core i7-8565U with PAA [3]
  • Windows 10 Pro May 2020 Update (x64) running on a Microsoft Surface Go 2 with an Intel Core m3-8100Y with PAA [3]
  • Windows 10 Pro May 2020 Update (x64) running on a Microsoft Surface Go LTE with an Intel Core i7-8665U with PAA [3]
  • Windows 10 Pro May 2020 Update (x64) running on a Microsoft Surface Laptop 2 with an Intel Core i5-8350U with PAA [3]
  • Windows 10 Pro May 2020 Update (x64) running on a Microsoft Surface Laptop 3 with an Intel Core i5-1035G7 with PAA [3]
  • Windows 10 Pro May 2020 Update (x64) running on a Microsoft Surface Pro LTE with an Intel Core i5-7300U with PAA [3]
  • Windows 10 Pro May 2020 Update (x64) running on a Microsoft Surface Studio 2 with an Intel Core i7-7820HQ with PAA [3]
  • Windows 10 Pro May 2020 Update (x64) running on an HP ProBook 650 G5 with an Intel Core i7-8665U with PAA [3]
  • Windows 10 Pro May 2020 Update (x64) running on an HP ZBook 15 G6 with an Intel Core i7-9850H with PAA [3]
  • Windows 10 Pro May 2020 Update (x86) running on a Dell Inspiron 660s with an Intel Core i3-2120 without PAA [3]
  • Windows 10 Pro November 2019 Update (x64) running on a Dell Latitude 7200 2-in-1 with an Intel Core i7-8665U with PAA [2]
  • Windows 10 Pro November 2019 Update (x64) running on a Microsoft Surface Laptop 2 with an Intel Core i5-8350U with PAA [2]
  • Windows 10 Pro November 2019 Update (x64) running on a Microsoft Surface Pro 7 with an Intel Core m3-7Y30 with PAA [2]
  • Windows 10 Pro November 2019 Update (x64) running on a Microsoft Surface Pro LTE with an Intel Core i5-7300U with PAA [2]
  • Windows 10 Pro November 2019 Update (x64) running on a Microsoft Surface Studio 2 with an Intel Core i7-7820HQ with PAA [2]
  • Windows 10 Pro November 2019 Update (x64) running on a Samsung Galaxy Book 10.6" with an Intel Core m3-7Y30 with PAA [2]
  • Windows 10 Pro November 2019 Update (x64) running on an HP ProBook 650 G5 with an Intel Core i7-8665U with PAA [2]
  • Windows 10 Pro November 2019 Update (x86) running on a Dell Inspiron 660s with an Intel Core i3-2120 without PAA [2]
  • Windows Server Core (x64) on Hyper-V on Microsoft Windows Server 2016 running on a Dell PowerEdge R7425 with an AMD EPYC 7251 with PAA [1]
  • Windows Server Core (x64) on Hyper-V on Microsoft Windows Server 2019 running on a Dell PowerEdge R740 with an Intel Xeon Gold 6126 with PAA [1]
  • Windows Server Core (x64) running on a Dell PowerEdge R7425 with an AMD EPYC 7251 with PAA [1]
  • Windows Server Core Datacenter May 2020 Update (x64) on Hyper-V on Microsoft Windows Server 2019 running on a Dell Precision 5810 with an Intel Xeon E5-1620 v3 with PAA [3]
  • Windows Server Core Datacenter May 2020 Update (x64) running on a Dell PowerEdge R640 with an Intel Xeon Gold 6230 with PAA [3]
  • Windows Server Core Datacenter May 2020 Update (x64) running on a Dell PowerEdge R740 with an Intel Xeon Platinum 8268 with PAA [3]
  • Windows Server Core May 2020 Update (x64) on Hyper-V Microsoft Windows Server 2016 running on a Dell PowerEdge R740 with an Intel Xeon Platinum 8268 with PAA [3]
  • Windows Server Core May 2020 Update (x64) on Hyper-V on Microsoft Windows Server 2019 running on a Dell Precision 5810 with an Intel Xeon E5-1620 v3 with PAA [3]
  • Windows Server Core May 2020 Update (x64) running on a Dell PowerEdge R7515 with an AMD EPYC 7702P with PAA [3]
  • Windows Server Datacenter Core (x64) on Hyper-V on Microsoft Windows Server 2019 running on a Dell PowerEdge R740 with an Intel Xeon Gold 6126 with PAA [1]
  • Windows Server Datacenter Core (x64) running on a Dell PowerEdge R740 with an Intel Xeon Gold 6126 with PAA [1]
  • Windows Server Datacenter November 2019 Update (x64) on Hyper-V on Microsoft Windows Server 2019 on Dell PowerEdge R740 with an Intel Xeon Platinum 8268 with PAA [2]
  • Windows Server Datacenter November 2019 Update (x64) running on a Dell PowerEdge R740 with an Intel Xeon Platinum 8268 with PAA [2]
  • Windows Server November 2019 Update (x64) on Hyper-V on Microsoft Windows Server 2016 on Dell PowerEdge R7425 with an AMD EPYC 7251 with PAA [2]
  • Windows Server November 2019 Update (x64) running on a Dell PowerEdge R7425 with an AMD EPYC 7251 with PAA [2] (single-user mode)

Validation history

DateTypeLab
2022-10-17InitialLeidos 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 active
  • Validation dates on record: 2022-10-17

Source documents