Crypto Capabilities - Entropy

The crypto entropy test verifies that entropy is supplied to the system from the required sources while providing the minimal amount of entropy in bits. The test verifies that the TPM and UEFI entropy providers, amongst other default providers, seed the system with a sufficient amount of entropy at boot time.

Test details

Associated requirements


See the system hardware requirements.


Windows RT (ARM-based) Windows 8 (x64) Windows 8 (x86) Windows RT 8.1 Windows 8.1 x64 Windows 8.1 x86

Expected run time

~5 minutes


Basic Certification




Running the test

Before you run the test, complete the test setup as described in the test requirements: WDTF System Fundamentals Testing Prerequisites.


For troubleshooting information, see Troubleshooting System Fundamentals Testing.

This test returns Pass or Fail. To review test details, review the test log from Windows Hardware Certification Kit (Windows HCK) Studio.



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