Security for Tech+

Security covers security concepts, device security, password practices, and encryption fundamentals. The public guide gives the lesson content for free; the app adds tracked testing, weak-area practice, and progress history.

4topics

12lessons

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Topics in this module

Security Concepts

Basic security revolves around the CIA Triad: - Confidentiality: Data accessible only to authorized users. Techniques: encryption, access control, network security (firewalls). - Integrity: Data is accurate and unaltered except by authorized processes.

3 lessons

Device Security

Securing devices involves multiple best practices: - Strong Passwords: Complex, hard-to-guess. 12+ characters, mix of letters/numbers/symbols. Unique per account. Change default passwords immediately.

3 lessons

Password Practices

Strong passwords are a basic but critical security practice: - Length and Complexity: At least 12 characters (longer is better). Mix uppercase, lowercase, numbers, symbols. Avoid dictionary words or names.

3 lessons

Encryption

Encryption converts data into unreadable format without the proper key, protecting confidentiality. Common use cases:

3 lessons

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