Here is the actual report below, it says the flow chart is actually from a DHS report https://csrc.nist.gov/publications/detail/nistir/8202/final https://csrc.

Here is the actual report below, it says the flow chart is actually from a DHS report https://csrc.nist.gov/publications/detail/nistir/8202/final https://csrc.nist.gov/publications/detail/nistir/8202/final edit: you can see that if you look at the bottom of the imgur picture as well