Question $5$

Which of these is an XSS $($Cross$-$site scripting$)$ injection attack?

$1$ point

An attack that targets a whole website and uses database commands to delete or steal data and run other malicious commands

An attack that inserts malicious code into a website and targets the users of a service

An attack where attackers fool an employee into letting them into a restricted area or building

An attack that overloads a system with ICMP echo requests to overwhelm it$,$ and to prevent legitimate users from accessing it$.$