CISA Exam Dumps - Certified Information Systems Auditor

Wireless security relies onstrong encryptionto prevent unauthorized access and data interception.

Option A (Correct):WPA3is thelatest and most secureWi-Fi encryption standard, offeringstronger protectionagainst brute-force attacks and improvingkey management.

Option B (Incorrect):DES is outdatedand vulnerable tomodern attacks, making it unsuitable for wireless security.

Option C (Incorrect):WEP is highly insecuredue toweak encryptionand can be cracked inminutesusing basic tools.

Option D (Incorrect):SSL secures web traffic, notwireless networks.

The best recommendation by the IS auditor for finding that application servers had inconsistent security settings leading to potential vulnerabilities is to perform a configuration review. A configuration review is an audit procedure that involves examining and verifying the security settings and parameters of application servers against predefined standards or best practices. A configuration review can help to identify and remediate any deviations, inconsistencies, or misconfigurations thatmay expose the application servers to unauthorized access, exploitation, or compromise6. A configuration review can also help to ensure compliance with security policies and regulations, as well as enhance the performance and availability of application servers. The other options are less effective or incorrect because:

A. Improving the change management process is not the best recommendation by the IS auditor for finding that application servers had inconsistent security settings leading to potential vulnerabilities, as it does not address the root cause of the problem or provide a specific solution. While improving the change management process may help to prevent future inconsistencies or misconfigurations in application server settings, it does not ensure that the existing ones are detected and corrected.

B. Establishing security metrics is not the best recommendation by the IS auditor for finding that application servers had inconsistent security settings leading to potential vulnerabilities, as it does not address the root cause of the problem or provide a specific solution. While establishing security metrics may help to measure and monitor the security performance and posture of application servers, it does not ensure that the existing inconsistencies or misconfigurations in application server settings are detected and corrected.

C. Performing a penetration test is not the best recommendation by the IS auditor for finding that application servers had inconsistent security settings leading to potential vulnerabilities, as it does not address the root cause of the problem or provide a specific solution. While performing a penetration test may help to simulate and evaluate the impact of an attack on application servers, it does not ensure that the existing inconsistencies or misconfigurations in application server settings are detected and corrected. References: Configuring system to useapplication server security - IBM, Application Security Risk: Assessment and Modeling - ISACA, Five Key Components of an Application SecurityProgram - ISACA, ISACA Practitioner Guidelines for Auditors - SSH, SCADA Cybersecurity Framework - ISACA

The most significant risk when an application uses individual end-user accounts to access the underlying database is that users may be able to circumvent application controls. Application controls are the policies, procedures, and mechanisms that ensure the accuracy, completeness, validity, and authorization of transactions and data within an application. Application controls can include input validation, output verification, processing logic, reconciliation, exception handling, and audit trails. Application controls can help prevent or detect errors, fraud, or unauthorized access or modification of data.

However, if an application uses individual end-user accounts to access the underlying database, it means that the users have direct access to the database without going through the application layer. This can expose the database to potential risks such as:

Users may be able to bypass the application controls and manipulate the data in the database directly using SQL commands or other tools. For example, users may be able to change their own or others’ salaries, grades, or balances without proper authorization or validation.

Users may be able to access or disclose sensitive or confidential data that they are not supposed to see or share. For example, users may be able to view other users’ personal information, passwords, or credit card numbers.

Users may be able to introduce errors or inconsistencies in the data by entering invalid or incorrect data or by deleting or modifying existing data. For example, users may be able to create duplicate records, break referential integrity, or cause data loss or corruption.

Users may be able to compromise the security and performance of the database by creating unauthorized objects, granting excessive privileges, executing malicious code, or consuming excessive resources. For example, users may be able to create backdoors, viruses, or denial-of-service attacks.

Therefore, using individual end-user accounts to access the underlying database can pose a serious threat to the integrity, confidentiality, availability, and reliability of the data and the application.

The other options are not as significant as option C. Multiple connects to the database are used and slow the process is a performance issue that can affect the efficiency and responsiveness of the application and the database, but it does not necessarily compromise the data quality or security. User accounts may remain active after a termination is a security issue that can increase the risk of unauthorized access or misuse of data by former employees or others who have access to their credentials, but it can be mitigated by implementing proper account management and monitoring processes. Application may not capture a complete audit trail is a compliance issue that can affect the accountability and traceability of transactions and data within the application and the database, but it does not directly affect the data accuracy or protection.

 The primary purpose of creating a simulated production environment with multiple vulnerable applications is to attract attackers in order to study their behavior. This is a technique known as honeypotting, which is a form of deception security that lures attackers into a fake system or network that mimics the real one, but is isolated and monitored1. Honeypotting can help security teams to learn about the attackers’ methods, tools, motives, and targets, and to collect valuable intelligence that can be used to improve the security posture of the organization1. Honeypotting can also help to divert the attackers’ attention from the real assets and to waste their time and resources2.

The other options are not the primary purpose of creating a simulated production environment with multiple vulnerable applications. To collect digital evidence of cyberattacks, security teams would need to use forensic tools and techniques that can preserve and analyze the data from the compromised systems or networks3. To provide training to security managers, security teams would need to use simulation tools and scenarios that can test and enhance their skills and knowledge in responding to cyber incidents4. To test the intrusion detection system (IDS), security teams would need to use penetration testing tools and methods that can evaluate the effectiveness and performance of the IDS in detecting and preventing malicious activities5.

The most concerning issue when determining if information assets are adequately safeguarded during transport and disposal is lack of appropriate data classification. Data classification is a process that assigns categories or levels of sensitivity to different types of information assets based on their value, criticality, or risk to the organization. Data classification can help safeguard information assets during transport and disposal by providing criteria and guidelines for identifying, labeling, handling, and protecting information assets according to their sensitivity. Lack of appropriate data classification can compromise the security and confidentiality of information assets during transport and disposal by exposing them to unauthorized access, disclosure, theft, damage, or destruction. The other options are not as concerning as lack of appropriate data classification in safeguarding information assets during transport and disposal, as they do not affect the identification, labeling, handling, or protection of information assets according to their sensitivity. Lack of appropriate labeling is a possible factor that may increase the risk of misplacing, losing, or mishandling information assets during transport and disposal, but it does not affect the classification of information assets according to their sensitivity. Lack of recent awareness training is a possible factor that may affect the knowledge or behavior of staff involved in transporting or disposing of information assets, but it does not affect the classification of information assets according to their sensitivity. Lack of password protection is a possible factor that may affect the security or confidentiality of information assets stored on devices during transport and disposal, but it does not affect the classification of information assets according to their sensitivity. References: CISA Review Manual (Digital Version), Chapter 5, Section 5.3.2

Comprehensive and Detailed Explanation:

For organizations with multiple regional offices, the primary audit focus should be on processes and system dependencies. Dependencies determine recovery sequencing, resource prioritization, and interconnectivity between systems across regions.

RPO monitoring (A): Important but a subset of overall recovery planning.

Training (C): Necessary but not the first priority when evaluating plan adequacy.

Data backup/storage (D): Technical component but less comprehensive than analyzing dependencies.

📖 ISACA Reference: CISA Review Manual 27th Edition, Domain 2, section on disaster recovery planning and interdependencies.

In the event of a disaster where the data center is no longer available, the first step should be to activate the call tree1. A call tree is a layered hierarchical communication model used to notify specific individuals of an event and coordinate recovery efforts1. This ensures that all relevant parties are informed about the situation and can begin executing their parts of the disaster recovery plan1.