Security Plus Exam Preparation

Key Study Tips

• Emphasize practicing with scenario-based questions.
• Aim for at least 80% on practice questions to gauge readiness.
• Be aware that practice questions may not cover all exam objectives.
• Download and familiarize yourself with the exam objectives from official sources.

Exam Content Overview

• Types of Questions: Expect scenario-based questions.
• Exam Objectives: Diversified; ensure comprehensive understanding.
• Practice Material: Access additional resources like courses and extended question sets.

Sample Practice Questions Overview

Physical Security

• Scenario: Data center server racks accessible to all employees.
• Solution: Install locks on server racks (physical control).

Technical Control

• Scenario: Unusual outgoing traffic suggesting data exfiltration.
• Solution: Install a firewall for traffic control.

Deterrent Controls

• Scenario: Prevent tailgating in secure areas.
• Solution: Install surveillance cameras.

System Access

• Scenario: Accessing unavailable smartphone features.
• Solution: Jailbreaking.

CIA Triad

• Scenario: Ensuring data confidentiality and integrity.
• Solution: Encrypt stored data.

Discrepancy Analysis

• Scenario: Aligning current security posture with desired state.
• Solution: Conduct a gap analysis.

Physical Security Measures

• Scenario: Prevent vehicle-based threats.
• Solution: Erect bollards to block vehicles.

Project Approval

• Scenario: Implementing new firewall systems.
• Solution: Obtain formal approval from management.

Team Roles

• Security Teams:
  • Blue Team: Defense.
  • Red Team: Offensive testing.
  • Purple Team: Combine both roles.

Evidence Handling

• Correct Handling: Ensure chain of custody for evidence integrity.

Key Exchange

• Secure Method: Use Diffie-Hellman for symmetric key exchange.

Password Storage

• Best Practice: Use hashing to protect passwords.

Certificate Management

• Revocation Lists: Utilize CRLs for compromised certificates.

Insider Threats

• Identification: Recognize employee-based threats as insider threats.

Cyber Attacks

• Example: Watering hole attacks target groups via deceptive websites.

Device Security

• Quick Action: Patch vulnerable IoT devices promptly.

Social Engineering

• Technique: Vishing involves phone calls to solicit information fraudulently.

File Metadata

• Usage: Check metadata for file creator and creation date.

Virtualization Risks

• Threat: VM escape allows control of host from VM.

Software Policies

• Strategy: Implement application allow lists to prevent unauthorized installations.

Malware Types

• Example: Worms replicate and spread across networks.

Log Management

• Issue: Investigate missing logs for potential security incidents.

Network Security

• Technique: Use host-based firewalls for server protection.

Hosting Models

• On-Premises: Host data within physical facilities.

Industrial Control Systems

• Monitoring: Use IDS for threat detection.

Changes Monitoring

• System: File integrity monitoring for tracking modifications.

Remote Access

• Security: Use VPNs for secure remote desktop access.

High Availability

• Solution: Load balancing during peak times.

Device Authorization

• Measure: Use NAC to control switch port access.

Code Review

• Technique: Employ static code analysis for vulnerabilities.

Software Licensing

• Action: Renew expired software licenses.

Project Documentation

• Time Estimation: Outlined in the Statement of Work.

Real-Time Alerts

• Tool: Utilize SIEM systems for security alerts.

Facility Access Control

• Methods: Use badge systems and access control vestibules.

Privilege Management

• Concept: Implement just-in-time permissions.

Automation Benefits

• Primary Benefit: Cost reduction.

Application Logs

• Purpose: Track user actions and errors.

Risk Documentation

• Register: Maintain a risk register for recording risks.

RFID Security

• Threat: Cloning attacks on RFID tags.

Network Traffic Attacks

• Type: On-path (formerly man-in-the-middle) attacks.

Mobile Device Management

• Security Objective: Endpoint security for employee devices.

Information Gathering

• Type: Passive reconnaissance for external data.

Multi-factor Authentication

• Implementation: Enhances user authentication.

Traffic Analysis

• Action: Conduct threat hunting for potential attacks.

Data Encryption

• Purpose: Ensure confidentiality of data on lost devices.

Network Isolation

• Technique: Implement air-gapping for secure segments.

Laptop Security

• Strategy: Use disk encryption to protect data.

Code Authenticity

• Method: Use code signing for authenticity verification.

Network Segmentation

• Objective: Use VLANs for security segmentation.

Fire Safety

• Setup: Security mechanisms should fail open for safety.

Conclusion

• Utilize various resources and practice extensively.
• Understand the theory behind security measures.
• Familiarize yourself with acronyms and exam objectives.