[SSSD] [sssd PR#838][synchronized] FIPS140 compliant usage of PRNG

[alexey-tikhonov]

   URL: https://github.com/SSSD/sssd/pull/838
Author: alexey-tikhonov
 Title: #838: FIPS140 compliant usage of PRNG
Action: synchronized

To pull the PR as Git branch:
git remote add ghsssd https://github.com/SSSD/sssd
git fetch ghsssd pull/838/head:pr838
git checkout pr838