A denial-of-service attack represents the evasion technique of resource exhaustion, where the attacker overwhelms a system's resources, making the system unusable and unable to handle legitimate requests. Reference:= Cisco Cybersecurity Source Documents

Section: Network Intrusion Analysis

* The image shows a piece of code within a bordered rectangular area.
* It is a string of HTML code that appears to be an example of an attack, specifically "<IMG SRC=j%41vascript:alert('attack')>".
* The code suggests an attempt to execute JavaScript within an image source attribute, indicative of a cross-site scripting attack.