200-201 Exam Dumps and Practice Questions

A vulnerability scanner is a core security technology used to identify known weaknesses, misconfigurations, and exploitable flaws within an organization's IT infrastructure. These tools systematically scan systems, networks, applications, and devices to compare them against databases of known vulnerabilities, such as missing patches, insecure services, outdated software versions, and weak configurations.

Vulnerability scanners operate by probing systems using signatures, checks, and authenticated or unauthenticated methods to determine exposure to threats. The results are typically presented in detailed reports that include severity ratings, affected assets, and remediation guidance. This makes vulnerability scanning an essential foundational activity in cybersecurity operations, risk management, and compliance programs.

The other options do not fulfill this function. Identity and access management focuses on user authentication, authorization, and access control, not weakness detection. Configuration management ensures systems remain in a desired state but does not actively discover vulnerabilities. Mobile device management is limited to controlling and securing mobile endpoints rather than assessing infrastructure-wide weaknesses.

A web proxy is the technology used to block a user's HTTP connection to a malicious site according to configured policy. It acts as an intermediary between users and the internet, enforcing security policies and preventing access to harmful sites by inspecting and managing web traffic.

Deep packet inspection (DPI) is a sophisticated method of examining the content of data packets as they pass through a network checkpoint, including both the header and the data payload. DPI is typically performed at the application layer of the Open Systems Interconnection (OSI) model.This allows the inspection process to evaluate the actual content of the packets, not just the header information, enabling the identification of various types of threats and the enforcement of network policies1.

The Zero Trust security model operates on the principle that no one is trusted by default from inside or outside the network, and verification is required from everyone trying to gain access to resources on the network. It emphasizes continuous monitoring, validation, and least-privilege access to minimize exposure to sensitive parts of the network.

This event belongs to the Weaponization</strong phase of the Cyber Kill Chain model. In the Weaponization phase, threat actors prepare malicious tools and payloads (in this case, the malware-laden email attachment). The employee's action of not opening the file prevented progression to the next phase (Delivery). The Cyber Kill Chain phases are: Reconnaissance, Weaponization, Delivery, Exploitation, Installation, Command and Control, and Actions on Objectives.