Pass the CompTIA CompTIA Security+ SY0-701 Questions and answers with CertsForce

Full disk encryption (FDE) is a technique that encrypts all the data on a hard drive, including the operating system, applications, and files. FDE protects the data from unauthorized access in case the laptop is lost, stolen, or disposed of without proper sanitization. FDE requires the user to enter a password, a PIN, a smart card, or a biometric factor to unlock the drive and boot the system. FDE can be implemented by using software solutions, such as BitLocker, FileVault, or VeraCrypt, or by using hardware solutions, such as self-encrypting drives (SEDs) or TrustedPlatform Modules (TPMs). FDE is a recommended encryption technique for laptops and other mobile devices that store sensitive data.

Partition encryption is a technique that encrypts only a specific partition or volume on a hard drive, leaving the rest of the drive unencrypted. Partition encryption is less secure than FDE, as it does not protect the entire drive and may leave traces of data on unencrypted areas. Partition encryption is also less convenient than FDE, as it requires the user to mount and unmount the encrypted partition manually.

Asymmetric encryption is a technique that uses a pair of keys, one public and one private, to encrypt and decrypt data. Asymmetric encryption is mainly used for securing communication, such as email, web, or VPN, rather than for encrypting data at rest. Asymmetric encryption is also slower and more computationally intensive than symmetric encryption, which is the type of encryption used by FDE and partition encryption.

Database encryption is a technique that encrypts data stored in a database, such as tables, columns, rows, or cells. Database encryption can be done at the application level, the database level, or the file system level. Database encryption is useful for protecting data from unauthorized access by database administrators, hackers, or malware, but it does not protect the data from physical theft or loss of the device that hosts the database.

References = Data Encryption – CompTIA Security+ SY0-401: 4.4, CompTIA Security+ Cheat Sheet and PDF | Zero To Mastery, CompTIA Security+ SY0-601 Certification Course - Cybr, Application Hardening – SY0-601 CompTIA Security+ : 3.2.

Firmware is a type of software that is embedded in a hardware device, such as a router, a printer, or a BIOS chip. Firmware controls the basic functions and operations of the device, and it can be updated or modified by the manufacturer or the user. Firmware version is a hardware-specific vulnerability, as it can expose the device to security risks if it is outdated, corrupted, or tampered with. An attacker can exploit firmware vulnerabilities to gain unauthorized access, modify device settings, install malware, or cause damage to the device or the network. Therefore, it is important to keep firmware updated and verify its integrity and authenticity. References = CompTIA Security+ Study Guide with over 500 Practice Test Questions: Exam SY0-701, 9th Edition, Chapter 2, page 67. CompTIA Security+ SY0-701 Exam Objectives, Domain 2.1, page 10.

 An ISOW is a document that outlines the project, the cost, and the completion time frame for a security company to provide a service to a client. ISOW stands for Information Security Operations Work, and it is a type of contract that specifies the scope, deliverables, milestones, and payment terms of a security project. An ISOW is usually used for one-time or short-term projects that have a clear and defined objective and outcome. For example, an ISOW can be used for a security assessment, a penetration test, a security audit, or a security training.

The other options are not correct because they are not documents that outline the project, the cost, and the completion time frame for a security company to provide a service to a client. A MSA is a master service agreement, which is a type of contract that establishes the general terms and conditions for a long-term or ongoing relationship between a security company and a client. A MSA does not specify the details of each individual project, but rather sets the framework for future projects that will be governed by separate statements of work (SOWs). A SLA is a servicelevel agreement, which is a type of contract that defines the quality and performance standards for a security service provided by a security company to a client. A SLA usually includes the metrics, targets, responsibilities, and penalties for measuring and ensuring the service level. A BPA is a business partnership agreement, which is a type of contract that establishes the roles and expectations for a strategic alliance between two or more security companies that collaborate to provide a joint service to a client. A BPA usually covers the objectives, benefits, risks, and obligations of the partnership. References = CompTIA Security+ Study Guide (SY0-701), Chapter 8: Governance, Risk, and Compliance, page 387. Professor Messer’s CompTIA SY0-701 Security+ Training Course, Section 8.2: Compliance and Controls, video: Contracts and Agreements (5:12).

The correct answer is Data classification because it is the primary mechanism used to determine the sensitivity and criticality of information involved in a security incident. According to the Security+ SY0-701 governance and risk management concepts, data classification assigns labels—such as public, internal, confidential, or restricted—to information based on its sensitivity, value to the organization, and potential impact if disclosed, altered, or destroyed. When a breach occurs, these classifications allow security teams and management to quickly assess how severe the incident is and what regulatory, legal, or business consequences may apply.

In this scenario, the compromised cloud-hosted solution contains customer information. By referencing the organization’s data classification scheme, incident responders can determine whether the exposed data includes personally identifiable information (PII), financial data, health records, or other regulated data types. This directly influences breach notification requirements, incident escalation, response prioritization, and communication with stakeholders. The SY0-701 study guide emphasizes that effective security governance depends on having clearly defined classification standards before an incident occurs, so decisions during response are consistent and defensible.

The other options do not meet the goal of determining sensitivity. Permission restrictions are access control mechanisms used to prevent unauthorized access, not to evaluate the importance of data after a compromise. Tabletop exercises are preparedness and training activities designed to test incident response plans, not to classify real data. Asset inventory identifies systems, hardware, software, and data locations, but it does not define how sensitive the data is; it only helps locate what may be affected.

Therefore, data classification is the most appropriate strategy for determining the sensitivity level of the breach, aligning directly with Security+ SY0-701 objectives related to risk management, privacy, and incident impact assessment.

Shadow IT refers to software, hardware, cloud services, or applications deployed without approval from the IT or security department. In this scenario, a high school department is using an unvetted simulation program—classic Shadow IT behavior.

Security+ SY0-701 explains that Shadow IT:

Introduces unknown vulnerabilities

Bypasses security controls

Creates compliance risks

Leads to data exposure

Interferes with standard configuration management

Espionage (A) involves intelligence gathering, not unauthorized software use. Data exfiltration (B) involves data theft, not unauthorized software deployment. Zero-day (D) refers to unknown vulnerabilities, not unapproved systems.

Thus, Shadow IT is the correct answer.

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 correct answer is Wired because Network Access Control (NAC) platforms are primarily designed to control and secure access to an organization’s wired and wireless network infrastructure, with a strong emphasis on enforcing policies at the point where devices connect to the network. In the context of the Security+ SY0-701 objectives, NAC is a key architectural control used to reduce attack surface by preventing unauthorized, unmanaged, or noncompliant devices from gaining network access.

A NAC solution works by authenticating and evaluating devices before granting them access to network resources. This commonly includes checking device identity, credentials, patch levels, antivirus status, and compliance with security policies. For wired networks, NAC enforces controls at switch ports using technologies such as 802.1X, ensuring that only approved devices can connect to internal networks. This directly protects the wired attack surface by stopping threats like rogue devices, compromised laptops, or unauthorized systems from plugging into an Ethernet port and gaining access.

Option A, Bluetooth, is incorrect because NAC platforms do not directly manage short-range personal area network technologies. Option C, NFC, is also incorrect because NFC is typically used for proximity-based authentication or payments and is outside the scope of NAC enforcement. Option D, SCADA, refers to industrial control systems, which require specialized security controls and are not the primary target of standard enterprise NAC solutions.

The SY0-701 study guide highlights NAC as a preventive and detective control that supports zero trust principles by verifying devices before allowing access. By securing the wired network attack surface, NAC significantly reduces lateral movement opportunities and limits the impact of compromised or unauthorized endpoints following a security incident.

Detailed Explanation:A version control tool, such as Git, tracks changes made to code, maintains history, and allows developers to manage and revert to earlier versions when needed. This ensures accountability and control over modifications. Reference: CompTIA Security+ SY0-701 Study Guide, Domain 3: Security Architecture, Section: " Version Control and Documentation " ​​.

A non-disclosure agreement (NDA) restricts employees from sharing proprietary or confidential information when they leave the company. Legal consequences may result from violating an NDA.

TheCommon Vulnerability Scoring System (CVSS)is astandardized framework for assessing the severity of vulnerabilities. It provides a numerical score (0-10) based on factors such asexploitability, impact, and complexity, helping security analystsprioritize remediation efforts based on risk.

Business impact analysis (A)helps identifycritical business functionsbut does not specificallyprioritize vulnerabilities.

Risk register (C)tracks identified risks but does not classify vulnerabilities.

Exposure factor (D)is used inquantitative risk assessmentbut is not an industry standard for vulnerability prioritization.

Scheduled downtime is a planned period of time when a system or service is unavailable for maintenance, updates, upgrades, or other changes. Scheduled downtime gives administrators a set period to perform changes to an operational system without disrupting the normal business operations or affecting the availability of the system or service. Scheduled downtime also allows administrators to inform the users and stakeholders about the expected duration and impact of the changes. References: CompTIA Security+ Study Guide: Exam SY0-701, 9th Edition, Chapter 12: Security Operations and Administration, page 579 1

Smishing is a type of phishing attack that uses text messages or common messaging apps to trick victims into clicking on malicious links or providing personal information. The scenario in the question describes a smishing attack that uses pretexting, which is a form of social engineering that involves impersonating someone else to gain trust or access. The unknown number claims to be the company’s CEO and asks the employee to purchase gift cards, which is a common scam tactic. Vishing is a similar type of attack that uses phone calls or voicemails, while phishing is a broader term that covers any email-based attack. References: CompTIA Security+ Study Guide: Exam SY0-701, 9th Edition, page 771; Smishing vs. Phishing: Understanding the Differences2

Detailed Explanation:Privileged access management (PAM) solutions effectively mitigate pass-the-hash attacks by enforcing least privilege and session management for administrative accounts. These tools restrict how and when credentials can be accessed, thereby reducing attack surfaces. Reference: CompTIA Security+ SY0-701 Study Guide, Domain 2: Vulnerabilities, Section: " Mitigation Techniques " ​​.

Passive reconnaissance involves gathering publicly available information about a target without directly interacting with the target systems. Checking OSINT (Open Source Intelligence) sources is a typical passive technique used to collect data without alerting the target.

Active reconnaissance (A) involves direct interaction with the target. Offensive (C) and defensive (D) refer to broader security postures and are not specific reconnaissance types.

Passive reconnaissance is a foundational step in penetration testing and covered in the Threats and Vulnerabilities domain of SY0-701【6:Chapter 2†CompTIA Security+ Study Guide】