Integral Crypto FIPS 197: “failed to initialize secure device”

I had an unusual experience when using an Integral Crypto FIPS 197 device on a new laptop. This particular device uses TotalLock.exe on a read-only CDFS partition to enter the decryption key (password) to mount a hidden partition. When I went to access the device, i.e. run TotalLock.exe from the D: drive, the message: Failed to initialize secure device After investing the system event logs with minimal information, and checking the executable wasn’t blocked from explorer, I considered how Windows Defender might be affecting the device....

March 31, 2021 · 2 min · Richard Slater