Isaca CDPSE Exam Dumps

A data loss prevention (DLP) tool is a software solution that monitors, detects and prevents the unauthorized transmission or leakage of sensitive data, such as personal data, from an organization's network or devices. A DLP tool can help to ensure the effectiveness of a policy requiring the encryption of personal data if transmitted through email, by applying the following controls:

Scanning the content and attachments of outgoing emails for personal data, such as names, email addresses, biometric data, IP addresses, etc.

Blocking or quarantining emails that contain unencrypted personal data, and alerting the sender and/or the administrator of the policy violation.

Encrypting personal data automatically before sending them through email, using encryption standards and algorithms that are compliant with data protection laws and regulations, such as the General Data Protection Regulation (GDPR) or the California Consumer Privacy Act (CCPA).

Generating audit logs and reports of email activities and incidents involving personal data, and providing visibility and accountability for policy compliance.

The other options are less effective or irrelevant to ensure the effectiveness of the policy. Providing periodic user awareness training on data encryption is a good practice, but it does not guarantee that users will follow the policy or know how to encrypt personal data properly. Conducting regular control self-assessments (CSAs) is a useful method to evaluate the design and operation of the policy, but it does not prevent or detect policy violations in real time. Enforcing annual attestation to policy compliance is a formal way to demonstrate user commitment to the policy, but it does not verify or measure the actual level of compliance.

The Complexity Conundrum: Simplifying Data Security - ISACA, section 3: ''Data loss prevention (DLP) solutions can help prevent unauthorized access to sensitive information by monitoring network traffic for specific keywords or patterns.''

Guide to Securing Personal Data in Electronic Medium, section 3.2: ''Organisations should consider implementing DLP solutions to prevent unauthorised disclosure of personal data via email.''

Encryption in the Hands of End Users - ISACA, section 2: ''A key goal of encryption is to protect the file even when direct access is possible or the transfer is intercepted.''

Restricting access to authorized users is the best control to secure application programming interfaces (APIs) that may contain personal information, as it would prevent unauthorized access, modification or disclosure of the personal information by third parties or intermediaries. Restricting access to authorized users can be achieved by using various methods, such as authentication, authorization, encryption, tokens or certificates. The other options are not effective controls to secure APIs that may contain personal information. Encrypting APIs with the organization's private key is not a feasible or desirable method, as it would make the APIs unreadable by anyone who does not have the corresponding public key, which would defeat the purpose of using APIs for interoperability and integration. Requiring nondisclosure agreements (NDAs) when sharing APIs is not a reliable or enforceable method, as it would depend on the compliance and cooperation of the parties who receive the APIs, and it would not prevent unauthorized access, modification or disclosure of the personal information by third parties or intermediaries who are not bound by the NDAs.Sharing only digitally signed APIs is not a sufficient method, as it would only ensure the authenticity and integrity of the APIs, but it would not prevent unauthorized access, modification or disclosure of the personal information by third parties or intermediaries who can read or intercept the APIs1, p.90-91Reference:1: CDPSE Review Manual (Digital Version)

To facilitate a robust data breach management response, an organization must have an inventory of affected individuals and systems, as this will help to identify the scope, impact and severity of the breach, and to take appropriate actions to contain, mitigate and notify the breach. An inventory of affected individuals and systems should include the following information:

The number and categories of data subjects whose personal data have been compromised

The types and volumes of personal data that have been exposed, altered or deleted

The sources and locations of the personal data, such as databases, servers, devices or third parties

The potential or actual consequences of the breach for the data subjects, such as identity theft, fraud, discrimination or physical harm

The systems and processes that have been compromised or affected by the breach, such as networks, applications, devices or security controls

The vulnerabilities or risks that have been exploited or introduced by the breach, such as malware, phishing, ransomware or human error

An inventory of affected individuals and systems will help the organization to assess the risk level of the breach, and to determine the appropriate response strategy and actions, such as:

Isolating or shutting down the affected systems or processes

Restoring or recovering the personal data from backups or other sources

Erasing or encrypting the personal data on the compromised devices or media

Analyzing the root cause and impact of the breach

Reporting the breach to the relevant authorities and stakeholders

Notifying the data subjects of their rights and remedies

Implementing corrective and preventive measures to avoid future breaches

Data Breach Preparation and Response in Accordance With GDPR - ISACA, section 4: ''The controller should document any personal data breaches, comprising the facts relating to the personal data breach, its effects and the remedial action taken.''

Cybersecurity Incident Response Exercise Guidance - ISACA, section 3: ''The IRT should identify all assets involved in an incident (e.g., hardware, software) and determine what information was compromised (e.g., PII).''

Guide to Securing Personal Data in Electronic Medium, section 3.5: ''Organisations should maintain an inventory of personal data in their possession or under their control.''

The first consideration for ensuring that endpoints are protected in line with the privacy policy is hardening the operating systems of endpoint devices. Hardening is a process of applying security configurations and controls to reduce the attack surface and vulnerabilities of an operating system. Hardening can include disabling unnecessary services and features, applying security patches and updates, enforcing strong passwords and encryption, configuring firewall and antivirus settings, and implementing least privilege principles. Hardening the operating systems of endpoint devices can help prevent unauthorized access, data leakage, malware infection, or other threats that may compromise the privacy of personal data stored or processed on those devices.

Detecting malicious access through endpoints, implementing network traffic filtering on endpoint devices, and managing remote access and control are also important aspects of endpoint security, but they are not the first consideration. Rather, they are dependent on or complementary to hardening the operating systems of endpoint devices. For example, detecting malicious access requires having a baseline of normal activity and behavior on the endpoint device, which can be established by hardening. Implementing network traffic filtering requires having a firewall or other network security tool installed and configured on the endpoint device, which is part of hardening. Managing remote access and control requires having authentication and authorization mechanisms in place on the endpoint device, which is also part of hardening.

Cryptographic erasure is a data sanitization method that uses encryption to render data unreadable and unrecoverable. It is the best method when there is a need to balance the destruction of data and the ability to recycle IT assets, because it does not damage the storage media and allows it to be reused or sold. It is also faster and more environmentally friendly than physical destruction methods.

ISACA Certified Data Privacy Solutions Engineer (CDPSE) Exam Content Outline, Domain 2: Privacy Architecture, Task 2.4: Implement data sanitization methods to ensure data privacy and security, Subtask 2.4.1: Select appropriate data sanitization methods based on the type of data and storage media.

What is Data Sanitization? | Data Erasure Methods | Imperva