Unlike traditional attacks that rely on exploits, this succeeds through social engineering combined with abuse of Windows' own security architecture.
Google have released the PSP (PSP Security Protocol) specification and a reference implementation. That implementation is in C. The psp_security crate is a Rust port of the reference implementation.
It's a small Rust utility that allows you to use your E2E Room backup keys to decrypt Megolm encrypted messages sent via the Matrix protocol. There are some special use cases for this tool, let's say ...