A ____ policy prevents a document or script loaded from one "origin" from accessing or modifying the properties of a document from a different "origin."

____ is a third-generation network security analysis tool developed by Advanced Research Corporation?

A. ?Cheops B. ?Strobe C. ?SAINT D. ?SARA

Rather than using classful routing, ________________ subnet masks allow you to divide your network into different sizes to make better use of available addresses.

Fill in the blank(s) with the appropriate word(s).