How We Added WebAuthn to a Browser-Based RDP Client
ID: 8bb0f419-3d70-57a5-a7a9-de08783a1e5f
STIX ID: report--8bb0f419-3d70-57a5-a7a9-de08783a1e5f
Feed Name: Palo Alto Networks Unit 42
This post describes how a team implemented WebAuthn redirection for RDP by reverse‑engineering Microsoft’s mstsc behavior and building a custom Chromium extension API and DVC plugin to handle clientDataHash-only requests; it documents protocol gaps, Windows-specific behavior, and subsequent specification updates and FreeRDP adoption.
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