Christopher Tarnovsky says he has hacked an Infineon SLE 66 CL PC processor that is also used with Trusted Platform Module (TPM) chips. TPM can be used for a wide variety of purposes, including storage of encryption keys and is used with Microsofts BitLocker encryption technology. He said he can recover all your secrets inside this chip, including keys to the Xbox 360, the RSA cryptoengine, if it’s used. He acknowledged his methods are probably not easy to duplicate and he doesn’t plan to share them widely.”]
Source: https://www.csoonline.com/article/2124798/black-hat–how-to-hack-an-xbox-360-processor.html