Which tool detects accidental PII disclosure via email?

Which of the following tools can assist with detecting an employee who has accidentally emailed a file containing a customer’s PII?

  1. SCAP
  2. NetFlow
  3. Antivirus
  4. DLP Source Reference Answer

Community Votes

D
100%

100% of anonymous learners picked answer D. Votes are pick records left by other test-takers — they are not the verified answer.

Community Insight

The exam tests your ability to match the scenario of sensitive data (PII) leaving the organization via email to the DLP control, while distractors like SCAP, NetFlow, and Antivirus serve different security functions.

Data Loss Prevention (DLP) tools monitor and detect sensitive data such as PII being transmitted outside the organization via email or file transfers. Community consensus overwhelmingly confirms DLP as the correct answer for identifying accidental PII disclosure.

Some candidates choose NetFlow, mistakenly believing that because email is network traffic, NetFlow can inspect content; however, NetFlow only captures metadata (source, destination, volume) and cannot inspect the actual contents of an email or detect PII patterns.

Community Discussion (4 comments)

123456789User 👍 12 Selected: D
Data Loss Prevention protects sensitive information from loss, corruption, misuse, or unauthorized access.
MaxiPrince 👍 2 Selected: D
Data loss Protection
3dk1 👍 4
Definitely DLP. I learned about this in a Microsoft exam last year too.
dbrowndiver 👍 4 Selected: D
Data Loss Prevention (DLP) solutions monitor, detect, and block sensitive data from being sent outside an organization through email, file transfers, and other communication methods. DLP can be configured to detect specific data patterns, such as social security numbers, credit card information, or other forms of PII. As it pertains to this Scenario Application: -Accidental Data Leakage: If an employee accidentally emails a file containing PII, a DLP tool can automatically detect this based on pre-configured rules and patterns that identify sensitive data. -Policy Enforcement: DLP can enforce security policies by alerting administrators or blocking the email from being sent if it contains PII, thereby preventing data breaches. DLP tools are designed to handle situations like accidental data leakage, making them the most suitable choice for detecting and preventing unauthorized transmission of PII.

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Expert Analysis

Why the Answer Is Correct

Data Loss Prevention (DLP) is specifically designed to monitor, detect, and block sensitive data such as PII from leaving the organization through channels like email, file transfers, and cloud uploads. DLP engines use pattern matching, regular expressions, and fingerprinting to identify credit card numbers, SSNs, and other regulated data. In this scenario, an employee accidentally emailed a file containing customer PII, which is the exact use case DLP is built to address.

Why the Other Options Are Wrong

SCAP (Security Content Automation Protocol) is a standardized framework for vulnerability scanning and compliance checking, not for inspecting data in transit. NetFlow captures network traffic metadata such as source, destination, and byte counts but does not perform deep packet inspection to read email content or detect PII. Antivirus software focuses on detecting and blocking malicious code such as viruses, worms, and ransomware, not on identifying sensitive data patterns within legitimate documents.

Community Comment Notes

Commenters unanimously selected DLP, with one noting they encountered the same concept in a Microsoft exam. Another highlighted that DLP can be configured with specific data patterns such as SSNs and credit card numbers, reinforcing the pattern-matching capability that distinguishes it from the other options.

Official Reference

Exam Strategy

When a question describes sensitive data (PII, PHI, PCI) leaving the organization via email or file transfer, immediately think DLP. Eliminate distractors by recalling that NetFlow provides metadata only, SCAP handles compliance scanning, and Antivirus targets malware.

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