Afavorite pastime of information security professionals is which is a simulation of attack and defense activities using realistic networks and information systems. select one: a. simulation b. war gaming c. parallel testing d. structured walk-through

war gaming

Explanation:

Wargaming in hacking is a cyber security challenge where competitors must exploit or defend a loophole/vulnerability in a system or application or gain or prevent access to a particular computer system, it is in a form of competition but it really helps them in securing systems/application when it arises.

idk i had the answer

assuming you are in the home page.

1) go to the upper right hand corner

2) click on your "profile picture"

3) go down to "edit profile"

4) it should be titled as "edit your profile", click on "profile picture"

5) choose a file

6) press "change"

you're profile picture is updated

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