We tried other Python libraries such as python-ecdsa, fast-ecdsa and other less famous ones, but we didn't find anything that suited our needs. The first one was pure Python, but it was too slow. The ...
This write-up describes the process that was done reversing Widevine's old Windows CDM (widevinecdm.dll 4.10.1610.0) to bypass its protection and extract its RSA private key. Knowing the private key ...