Snapdragon X Copilot+ PC: Differentiators (Premium)

With three Snapdragon X-based Copilot+ PCs in-house, I have an interesting opportunity to compare and contrast. In some ways, each is quite similar, but in others, there are notable differences.
Qualcomm’s Snapdragon X platform is unique for so many re… Continue reading Snapdragon X Copilot+ PC: Differentiators (Premium)

Is EVERY time we power on the computer verified that nothing have been tampered via PUF CRP authentication? By which component? Where are CRPs stored?

Are PUFs used, EVERY time we power on the computer, to verify that nothing have been tampered (by using CRP authentication)?
Which element performs this authentication? (bios, secureboot, I don’t know)?
Where are CRPs stored? In which ele… Continue reading Is EVERY time we power on the computer verified that nothing have been tampered via PUF CRP authentication? By which component? Where are CRPs stored?

Is PUF Challenge-Response Authentication applied on every power-up event? [closed]

Are PUFs used, EVERY time we power on the computer to verify that nothing has been tampered with (by using CRP authentication)?
Which element performs this authentication? (bios, secureboot, I don’t know)?
Where are CRPs stored? In which … Continue reading Is PUF Challenge-Response Authentication applied on every power-up event? [closed]

Snapdragon X Copilot: Not So Fast (Premium)

The Windows community is understandably excited by Snapdragon X and Copilot+ PC. But let’s not get ahead of ourselves. This platform isn’t mature or full-featured enough to completely replace Intel and its x86/x64 processor architecture. And while the … Continue reading Snapdragon X Copilot: Not So Fast (Premium)

Since JTAG can be authenticated and encrypted, which key is used? I read that Secure Boot is used, but what is the key?

Since JTAG can be authenticated and encrypted, which key is used? I read that Secure Boot is used, but what is the key? Me, owner of this laptop, how can I know the key to use to access my own laptop JTAG?

Continue reading Since JTAG can be authenticated and encrypted, which key is used? I read that Secure Boot is used, but what is the key?