CompTIA SY0-701 - CompTIA Security+ Exam 2026

Full Disk Encryption (FDE) ensures that all data on the drive is encrypted, preventing unauthorized access even if the device is lost.

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= SQL injection is a type of attack that enables the use of an input field to run commands that can view or manipulate data in a database. SQL stands for Structured Query Language, which is a language used to communicate with databases. By injecting malicious SQL statements into an input field, an attacker can bypass authentication, access sensitive information, modify or delete data, or execute commands on the server. SQL injection is one of the most common and dangerous web application vulnerabilities. References = CompTIA Security+ Study Guide with over 500 Practice Test Questions: Exam SY0-701, 9th Edition, Chapter 5, page 195. CompTIA Security+ SY0-701 Exam Objectives, Domain 1.1, page 8.

The first step in responding to a cybersecurity incident, particularly when malware is detected, is to contain the impacted hosts. This action prevents the spread of malware to other parts of the network, limiting the potential damage while further investigation and remediation actions are planned.

References = CompTIA Security+ SY0-701 study materials, particularly on incident response procedures and the importance of containment in managing security incidents​​.

The most likely way a rogue device was able to connect to the network is through a MAC cloning attack. In this attack, a personal device copies the MAC address of an authorized device, bypassing the 802.1X access control that relies on known hardware addresses for network access. The matching MAC addresses in the audit report suggest that this technique was used to gain unauthorized network access.

References =

CompTIA Security+ SY0-701 Course Content: Domain 03 Security Architecture​.

CompTIA Security+ SY0-601 Study Guide: Chapter on Network Security and MAC Address Spoofing​.

A security awareness program is a set of activities and initiatives that aim to educate and inform the users and employees of an organization about the security policies, procedures, and best practices. A security awareness program can help to reduce the human factor in security risks, such as social engineering, phishing, malware, data breaches, and insider threats. A security awareness program should include various elements of communication, such as newsletters, posters, videos, webinars, quizzes, games, simulations, and feedback mechanisms, to deliver the security messages and reinforce the security culture. One of the most likely elements of communication to be included in a security awareness program is reporting phishing attempts or other suspicious activities, as this can help to raise the awareness of the users and employees about the common types of cyberattacks and how to respond to them. Reporting phishing attempts or other suspicious activities can also help to alert the security team and enable them to take appropriate actions to prevent or mitigate the impact of the attacks. Therefore, this is the best answer among the given options.

The other options are not as likely to be included as elements of communication in a security awareness program, because they are either technical or operational tasks that are not directly related to the security awareness of the users and employees. Detecting insider threats using anomalous behavior recognition is a technical task that involves using security tools or systems to monitor and analyze the activities and behaviors of the users and employees and identify any deviations or anomalies that may indicate malicious or unauthorized actions. This task is usually performed by the security team or the security operations center, and it does not require the communication or participation of the users and employees. Verifying information when modifying wire transfer data is an operational task that involves using verification methods, such as phone calls, emails, or digital signatures, to confirm the authenticity and accuracy of the information related to wire transfers, such as the account number, the amount, or the recipient. This task is usually performed by the financial or accounting department, and it does not involve the security awareness of the users and employees. Performing social engineering as part of third-party penetration testing is a technical task that involves using deception or manipulation techniques, such as phishing, vishing, or impersonation, to test the security posture and the vulnerability of the users and employees to social engineering attacks. This task is usuallyperformed by external security professionals or consultants, and it does not require the communication or consent of the users and employees. Therefore, these options are not the best answer for this question. References = Security Awareness and Training – CompTIA Security+ SY0-701: 5.2, video at 0:00; CompTIA Security+ SY0-701 Certification Study Guide, page 263.

SCAP (Security Content Automation Protocol) is designed to automate vulnerability management, configuration assessment, and compliance checking. According to CompTIA Security+ SY0-701, SCAP standardizes how vulnerability information is expressed, measured, and shared, allowing security tools to automatically scan systems, identify weaknesses, and assess compliance against predefined baselines.

SCAP integrates multiple standards such as CVE, CVSS, CPE, and XCCDF, enabling automated vulnerability scanning, scoring, and reporting across large environments. This makes it a core technology for continuous vulnerability management and compliance automation.

CVE (A) is a catalog of known vulnerabilities, not an automation framework. OSINT (C) provides publicly available intelligence but does not automate remediation or assessment. CVSS (D) provides severity scoring but does not automate vulnerability management.

Because SCAP enables automated identification, assessment, and reporting of vulnerabilities, the correct answer is B: SCAP.

EDR (Endpoint Detection and Response) solutions monitor endpoint activities in real-time and can prevent malicious files from being downloaded or executed by detecting suspicious behaviors. In this case, EDR would block the download or alert the security team.

DLP (Data Loss Prevention) prevents unauthorized data exfiltration rather than blocking malware downloads. FIM (File Integrity Monitoring) tracks changes to files but doesn’t prevent downloads. NAC (Network Access Control) controls device access to the network but does not directly block file downloads.

EDR ' s proactive blocking capabilities are covered under the Security Operations domain in SY0-701【6:Chapter 11†CompTIA Security+ Study Guide】.

Comprehensive and Detailed Explanation From Exact Extract:

Hashing is the process used to verify file integrity. When transferring a file between devices, a hash value (such as SHA-256) is generated before the transfer and then recomputed afterward. If the two hash values match, the file has not been altered, corrupted, or tampered with during transmission.

Authentication (A) verifies identity, not file integrity. Obfuscation (B) hides meaning but does not detect modification. Encryption (D) protects confidentiality but does not guarantee integrity unless combined with hashing or digital signatures.

CompTIA Security+ SY0-701 covers hashing under cryptographic functions used for integrity verification. Hash algorithms ensure that even a single byte change results in a completely different hash value (the avalanche effect). This makes hashing the standard method for verifying the integrity of transferred files, software downloads, backups, and system images.

The best answer is C. Watering hole.

A watering hole attack occurs when an attacker compromises a website that a targeted group of users commonly visits. The attacker chooses that site because they know the intended victims are likely to access it during normal work activities. Once the site is compromised, the attacker can deliver malware, steal credentials, or exploit browser vulnerabilities.

This exactly matches the scenario in the question: a website that multiple employees frequently visit is targeted for compromise.

Why the other options are incorrect:

A. Supply chainA supply chain attack targets vendors, software providers, or service providers in order to affect downstream customers. That is different from compromising a commonly visited website for a specific group of users.

B. TyposquattingTyposquatting involves creating a fraudulent website with a name similar to a legitimate one so users accidentally visit it. The question describes compromising an existing site people already visit, not creating a lookalike domain.

D. ImpersonationImpersonation involves pretending to be a trusted person or entity. It does not specifically describe compromising a frequently visited website.

From a Security+ perspective, a compromised site used to target a specific population is a classic watering hole attack, so C is correct.

Detailed Explanation:Privileged Access Management (PAM) solutions enhance security by enforcing strong authentication, rotation of credentials, and access control for shared accounts. This is especially critical in scenarios like SSO failures. Reference: CompTIA Security+ SY0-701 Study Guide, Domain 5: Security Program Management, Section: " Privileged Access and Identity Management " ​​.

Comprehensive and Detailed Explanation From Exact Extract:

The scenario describes attackers registering a similar-looking domain to trick users into visiting a malicious site. This matches the definition of typosquatting, also known as URL hijacking or domain spoofing. Typosquatting relies on users mistyping legitimate URLs or failing to notice slight visual differences (e.g., “dropbx.com” instead of “dropbox.com”). Attackers use these domains to distribute malware, steal credentials, or redirect users to phishing pages.

Watering-hole attacks (A) infect legitimate websites frequented by a specific target group, which does not match this scenario. Brand impersonation (B) involves mimicking a company’s identity—often combined with email phishing—but the question specifically mentions creating a similar-looking domain, which is characteristic of typosquatting. Phishing (C) may use these malicious domains, but phishing is a broader social-engineering attack, whereas typosquatting precisely describes the domain manipulation technique.

Security+ SY0-701 emphasizes typosquatting under Social Engineering & Web-based Threats, highlighting how attackers exploit user errors to redirect traffic to malicious destinations. Reducing this risk involves user training, DNS filtering, domain monitoring, and certificate validation.

The best answer is A. Data masking.

When production data is copied into a UAT (User Acceptance Testing) environment, sensitive information should be protected so that testers cannot view real confidential values such as personal data, account numbers, or other regulated information. Data masking replaces sensitive data with realistic but fictional or hidden values while preserving the format and usability of the data for testing.

This makes it ideal for non-production environments where the application still needs data that looks real, but the testing team should not be able to see actual sensitive information.

Why the other options are incorrect:

B. Data tokenizationTokenization replaces sensitive values with tokens, but it is more commonly used to protect data in operational processing systems, such as payment environments. It is not the best fit here compared with masking for UAT visibility concerns.

C. Data obfuscationObfuscation is a broader term and can mean making data harder to understand, but data masking is the more precise and standard control for protecting test data from being viewed.

D. Data encryptionEncryption protects data at rest or in transit, but once authorized testers access and use the UAT system, the application may decrypt and display the data. That does not solve the problem of testers viewing sensitive values.

From a Security+ perspective, when moving production data into development, test, or UAT environments, the preferred control to prevent exposure of real sensitive data is data masking.

Within an organization ' s Software Development Life Cycle (SDLC), an Information Security Policy is a vital component. It outlines the rules and procedures for ensuring that the organization’s IT assets and data are protected throughout the development process. Ensuring secure coding practices, access controls, and regular security testing is fundamental in preventing vulnerabilities in applications.

Other options like service-level agreements and branch protection requirements are less likely to be integral to SDLC processes. Penetration testing methodology, while useful, is generally considered outside the scope of the SDLC​​.

Detailed Explanation:Access control lists (ACLs) allow administrators to fine-tune file permissions by specifying which users or groups have access to a file and defining the level of access. Reference: CompTIA Security+ SY0-701 Study Guide, Domain 3: Security Architecture, Section: " Access Control Mechanisms " ​​.

A hash is an algorithm used to verify data integrity by generating a fixed-size string of characters from input data. If even a single bit of the input data changes, the hash value will change, allowing users to detect any modification to the data. Hashing algorithms like SHA-256 and MD5 are commonly used to ensure data has not been altered.

A red team is a group of security professionals who perform offensive security assessments covering penetration testing and social engineering. A red team simulates real-world attacks and exploits the vulnerabilities of a target organization, system, or network. A red team aims to test the effectiveness of the security controls, policies, and procedures of the target, as well as the awareness and response of the staff and the blue team. A red team can be hired as an external consultant or formed internally within the organization. References = CompTIA Security+ Study Guide with over 500 Practice Test Questions: Exam SY0-701, 9th Edition, Chapter 1, page 18. CompTIA Security+ (SY0-701) Certification Exam Objectives, Domain 1.8, page 4. Security Teams – SY0-601 CompTIA Security+ : 1.8

AnEndpoint Detection and Response (EDR)solution is designed tomonitor, detect, and respond to security incidents on endpoints (such as workstations and servers). Itcollects and analyzes data, detecting suspicious activity and forwarding relevant information for further investigation.

Network Access Control (NAC) (A)enforces network access policies but does not analyze security threats on hosts.

Intrusion Prevention Systems (IPS) (B)detect and block network threats but do not provide deep endpoint analytics.

Security Information and Event Management (SIEM) (C)aggregates logs and provides security analytics but lacks direct endpoint detection and response capabilities.

EDR is the best choicefor analyzing and responding to endpoint security incidents.