Run to have it test your hardware random number generator (RNG) (RDRAND instruction).

Will print parsable output
"RDRAND status: BROKEN"
"RDRAND status: GOOD"

and set errorlevel to 0 on success, 1 on error.

More information:
https://arstechnica.com/gadgets/2019/10/how-a-months-old-amd-microcode-bug-destroyed-my-weekend/
https://www.reddit.com/r/Amd/comments/cd2vqg/guy_explains_5_year_old_amd_rdrand_bug_that/