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121. Guided course · Preview access

     Troubleshoot common performance issues

     • CompTIA Network+ · N10-009 · V9
     • Objective 5.4 · Network Troubleshooting

     Concepts: Latency · Jitter · Packet loss · Congestion

     Open lesson →Course details
122. Guided course · Preview access

     Use the appropriate tool or protocol to solve networking issues

     • CompTIA Network+ · N10-009 · V9
     • Objective 5.5 · Network Troubleshooting

     Concepts: Cable tester · Toner and probe · Wi-Fi analyzer · Protocol analyzer

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123. Guided course · Preview access

     Various types of security controls

     • CompTIA Security+ · SY0-701 · V7
     • Objective 1.1 · General Security Concepts

     Concepts: Technical control · Managerial control · Operational control · Physical control

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124. Guided course · Preview access

     Fundamental security concepts

     • CompTIA Security+ · SY0-701 · V7
     • Objective 1.2 · General Security Concepts

     Concepts: Confidentiality · Integrity · Availability · Non-repudiation

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125. Guided course · Preview access

     Importance of change management processes and the impact to security

     • CompTIA Security+ · SY0-701 · V7
     • Objective 1.3 · General Security Concepts

     Concepts: Change approval · Impact analysis · Backout plan · Version control

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126. Guided course · Preview access

     Importance of using appropriate cryptographic solutions

     • CompTIA Security+ · SY0-701 · V7
     • Objective 1.4 · General Security Concepts

     Concepts: Symmetric encryption · Asymmetric encryption · Hashing · Digital signature

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127. Guided course · Preview access

     Common threat actors and motivations

     • CompTIA Security+ · SY0-701 · V7
     • Objective 2.1 · Threats, Vulnerabilities, and Mitigations

     Concepts: Nation-state actor · Organized crime · Hacktivist · Insider threat

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128. Guided course · Preview access

     Common threat vectors and attack surfaces

     • CompTIA Security+ · SY0-701 · V7
     • Objective 2.2 · Threats, Vulnerabilities, and Mitigations

     Concepts: Phishing · Removable media vector · Exposed service · Supply-chain compromise

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129. Guided course · Preview access

     Various types of vulnerabilities

     • CompTIA Security+ · SY0-701 · V7
     • Objective 2.3 · Threats, Vulnerabilities, and Mitigations

     Concepts: SQL injection · Cross-site scripting · Buffer overflow · Virtual machine escape

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130. Guided course · Preview access

     Analyze indicators of malicious activity

     • CompTIA Security+ · SY0-701 · V7
     • Objective 2.4 · Threats, Vulnerabilities, and Mitigations

     Concepts: Ransomware · Password spraying · Impossible travel · Credential replay

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131. Guided course · Preview access

     Purpose of mitigation techniques used to secure the enterprise

     • CompTIA Security+ · SY0-701 · V7
     • Objective 2.5 · Threats, Vulnerabilities, and Mitigations

     Concepts: Network segmentation · Application allow list · Security patching · Least privilege

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132. Guided course · Preview access

     Security implications of different architecture models

     • CompTIA Security+ · SY0-701 · V7
     • Objective 3.1 · Security Architecture

     Concepts: Shared responsibility · Serverless computing · Container · Industrial control system

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Topics and concept names from the seven current certification courses. IT basics and resource-only routes are available separately.