PlayReady-on-Samsung Migration Runbook — 4.8 (2026)

A one-page reference for migrating a PlayReady deployment to version 4.8 across Samsung Tizen TVs: what changed in 4.8 (the new certificate revocation list at the new URL, the .NET Framework deprecation, the 'revoked query' test switch), the server-side migration steps (inventory, upgrade the Server SDK, repoint to the new revocation URL, enforce the new list), the model-year cipher map (2008-2017 cenc-only through 2022-2026 cbcs-viable), a real-device test matrix (per-year specs, model groups,