Is this basically the learning parity with noise problem, but instead of a fixed...

beatle_sauce on Nov 10, 2020 | parent | context | favorite | on: Indistinguishability Obfuscation from Well-Founded...

Is this basically the learning parity with noise problem, but instead of a fixed size vector, the noisy output is generated in by a PRNG with a pre-determined secret seed? How can this be used for authentication or encryption?