CompTIA Secure Data Professional
1 Introduction to Data Security
1-1 Understanding Data Security
1-2 Importance of Data Security in Organizations
1-3 Overview of CompTIA Secure Data Professional Certification
2 Data Classification and Handling
2-1 Data Classification Models
2-2 Data Sensitivity Levels
2-3 Data Handling Policies and Procedures
2-4 Data Retention and Disposal
3 Data Encryption and Decryption
3-1 Introduction to Encryption
3-2 Symmetric Encryption
3-3 Asymmetric Encryption
3-4 Hybrid Encryption
3-5 Key Management
3-6 Digital Signatures
4 Data Loss Prevention (DLP)
4-1 Understanding DLP
4-2 DLP Technologies and Tools
4-3 Implementing DLP Solutions
4-4 Monitoring and Reporting DLP Incidents
5 Data Governance and Compliance
5-1 Data Governance Framework
5-2 Regulatory Compliance Requirements
5-3 Data Privacy Laws and Regulations
5-4 Data Breach Notification Requirements
6 Data Security in Cloud Environments
6-1 Cloud Security Models
6-2 Data Security in Public, Private, and Hybrid Clouds
6-3 Cloud Data Encryption
6-4 Cloud Data Access Controls
7 Data Security in Mobile and IoT Environments
7-1 Mobile Data Security
7-2 IoT Data Security
7-3 Securing Data in Mobile and IoT Devices
7-4 Mobile and IoT Data Encryption
8 Incident Response and Forensics
8-1 Incident Response Planning
8-2 Data Breach Investigation
8-3 Digital Forensics
8-4 Incident Reporting and Communication
9 Data Security Risk Management
9-1 Risk Assessment and Analysis
9-2 Risk Mitigation Strategies
9-3 Data Security Policies and Procedures
9-4 Continuous Monitoring and Improvement
10 Professional Responsibilities and Ethics
10-1 Professional Code of Ethics
10-2 Legal and Ethical Considerations in Data Security
10-3 Professional Development and Continuous Learning
10-4 Communication and Collaboration in Data Security
Data Sensitivity Levels

Data Sensitivity Levels

Data sensitivity levels are classifications used to determine the appropriate security measures required to protect different types of data. Understanding these levels is crucial for implementing effective data protection strategies.

Key Concepts

Public Data

Public data is information that is intended for unrestricted access by the general public. This type of data is typically non-sensitive and does not require stringent security measures. For example, a company's press releases or public event schedules are considered public data.

Internal Data

Internal data is information that is intended for use within the organization but is not sensitive enough to require high-level security. Access to this data is typically restricted to employees and authorized personnel. For instance, internal memos or non-sensitive employee records fall under this category.

Confidential Data

Confidential data is sensitive information that requires controlled access to prevent unauthorized disclosure. This type of data includes personal information, financial records, and proprietary business information. For example, customer credit card details or intellectual property documents are considered confidential data.

Restricted Data

Restricted data is highly sensitive information that requires the highest level of security. Access to this data is strictly limited to a select group of individuals who have a legitimate need to know. For instance, classified government documents or top-secret research findings fall under this category.

Examples and Analogies

Think of data sensitivity levels like different levels of a vault. Public data is like a box on a public shelf, accessible to anyone. Internal data is like a locked cabinet in an office, accessible only to employees. Confidential data is like a safe in a secure room, accessible only to authorized personnel. Restricted data is like a vault within a vault, accessible only to a select few with the highest clearance.

Understanding these sensitivity levels helps organizations implement the right security measures to protect their data effectively, ensuring compliance with regulations and safeguarding against data breaches.