Question

Which JavaScript defense restricts a JavaScript downloaded from Site A from accessing data that came from Site B?

Answer 1

Java script same origin defense restricts a JavaScript downloaded from Site A from accessing data that came from Site B.

Defenses and Browser Vulnerabilities

Java script sandboxing defense JavaScript to run in a restricted environment ("sandbox") and limit the computer resources it can access or actions it can take.

Java script same origin defense restricts a JavaScript downloaded from Site A from accessing data that came from Site B.

Java script limit capabilities restrict JavaScript to not support certain capabilities.

Find out more on browser vulnerability at: brainly.com/question/18088367