Consider the security of a mobile device you use

(a) Explain how transitive trust applies to your use of an operating system on a

mobile device (e.g. smartphone). Then, explain how an attacker can exploit this

transitive trust to violate the CIA properties of the software and data on your

device

Explain whether or not deleting a file in an operating system environment ensures its

contents cannot be accessed afterward and why.

What could be done to ensure the file cannot be recovered?

Explain any way to hide the files data in the storage device if you believe there

is one.

Finally, what due diligence should be done by a company that processes sensitive

data, when they are disposing of old storage devices (disks, USB drives.) ?