Answer:
1)The driver has been tested by Microsoft
2)The driver file has not been altered
Step-by-step explanation:
From the question, we are given an instance whereby I'm installing an updated driver for a hardware device on your system. A dialog box displays indicating that Microsoft has digitally signed the driver you are installing.
The benefits that this driver signing provide are;1)The driver has been tested by Microsoft
2)The driver file has not been altered
driver reffered to group of files that give room for communication between one or more hardware devices and the operating system of the computer, it is through a driver that a computer will be able to receive/send data to hardware device correctly. The device could be a printer. to digitally sign drivers by Microsoft, the drivers must be certified by Microsoft and a signature will be provided for the driver by Microsoft.
Reason Microsoft do digitally signed drivers is that during Windows device installations , digital signature is used in verification of integrity of the driver package and also the identity of the vendor can be known, window might not run a driver that is not certified by Microsoft on 64/32 bit system.