Peter works as a Network Administrator for the PassGuide Inc.

Vendor: SANS
Product: SEC504
Update on: Jan 10, 2026
Questions: 328

SANS SEC504 Question Answer

Peter works as a Network Administrator for the PassGuide Inc. The company has a Windows-based network. All client computers run the Windows XP operating system. The employees of the company complain that suddenly all of the client computers have started working slowly. Peter finds that a malicious hacker is attempting to slow down the computers by flooding the network with a large number of requests. Which of the following attacks is being implemented by the malicious hacker?

SQL injection attack

Denial-of-Service (DoS) attack

Man-in-the-middle attack

Buffer overflow attack