Request Document: go/android3p
For CL Reviewers: go/android3p#reviewing-a-cl
For Build Team: go/ab-third-party-imports
Bug: http://b/332773405
Original import of the code can be found at: https://googleplex-android.googlesource.com/platform/external/python/pyhsslms/+/refs/heads/third-party-review.
Security Questionnaire: http://b/332773405#comment1

Test: None
Change-Id: I954fe908f2dca470fa14a4f1377fbfd5b69dc98c