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T2 chip has taken over the boot control and security features of the iMac Pro and 2018 MacBook Pro

via:cnBeta.COM     time:2018/7/13 10:01:51     readed:335

In January of this year,MacWorld's Jason Snell delved into the T2 chip and elaborated on its role as a mass storage controller.And pointed out the T2 chip pairiMacThe internal flash storage array of Pro has full control.

It is reported that T2 will encrypt each bit of data sent to the flash memory and decrypt it when the user needs it. Because of this, I want to go directly from iMac ProRestoring data in a flash module is not possible.

Another major feature of the T2 chip is the full management of the boot boot. The verification process from start to finish includes:

Verify that the cryptographic signature of the bootloader is legal and correct before handing the rest of the process to the other hardware of the iMac Pro.

All of this is managed by the aforementioned secure boot utility, which can be called by the user during startup, via the Command-R command.

According to Snell's report, the default management level is "Full Security" -This requires a network connection to verify the legitimacy of the operating system during the installation process.—— including installing the latest in Boot CampWindows10 operating system.

The medium security level eliminates the need for network connectivity, but this feature can also be completely shut down, and users can enable/disable booting of external media in the Launch Security Utility.

On the new iMac Pro and 2018MacBookOn the Pro, the T2 chip also has a FaceTime camera attached:

Because of the imageprocessor(ISP) is also included, it changes all the parameters of the FaceTime camera, very similariPhoneAutomatic adjustment of the image.

In addition, the T2 chip has more privileges, such as controlling and protecting the security of the computer microphone, adjusting the fan speed, and controlling the speakers of the iMac Pro.

[Compiled from:Apple Insider]


Apple Online Store (China)

related articles:

iMac Pro comes with a custom T2 chip: integrated secure boot and system control

The T2 chip in the iMac Pro takes over many of the functions previously performed by the CPU.

Apple Updates MacBook Pro Product Line: Introducing Six-Core Eight-Generation Processors Adding Professional New Features

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