Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

LearnQuest
Skills you'll gain: Responsible AI, Backlogs, AI Product Strategy, Data Ethics, Scrum (Software Development), AI Enablement, Sprint Planning, Sprint Retrospectives, Risking, Scaled Agile Framework, Artificial Intelligence, AI Personalization, Prompt Engineering, Agile Software Development, Agile Methodology, AI Workflows, Agile Project Management, Agile Product Development, Generative AI, Predictive Analytics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Vulnerability Management, Vulnerability Scanning, Cyber Security Assessment, Hardening, Threat Management, Patch Management, Cyber Risk, Continuous Monitoring, Threat Detection, Cyber Threat Hunting, Application Security, Security Controls, Cyber Attacks, Cyber Engineering, Cyber Security Policies, Network Security, Cyber Security Strategy, Network Engineering, Web Applications
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: MITRE ATT&CK Framework, Incident Response, Cyber Threat Intelligence, Cyber Threat Hunting, Key Management, Data Security, Threat Modeling, Computer Security Incident Management, File Systems, Endpoint Security, Cryptography, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Linux, Malware Protection, Operating System Administration, Vulnerability Assessments, Threat Detection, Cybersecurity, Workflow Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Operating System Administration, IT Service Management, Cloud Computing, Governance Risk Management and Compliance, Information Technology Infrastructure Library, Malware Protection, Identity and Access Management, Linux Commands, Incident Response, Networking Hardware, TCP/IP, Cybersecurity, Linux Administration, Network Security, Network Protocols, Linux Servers, Computer Security Incident Management, Cloud Security, Responsible AI, Cyber Attacks
Beginner · Specialization · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Wireless Networks, Mobile Security, General Networking, Proxy Servers, Network Security, Cybersecurity, Virtual Private Networks (VPN), Computer Security Awareness Training, Data Security, Security Awareness, Remote Access Systems, Information Privacy, Emerging Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Consultative Selling, Communication, Consumer Behaviour, Trustworthiness, Marketing Psychology, Solution Selling, Sales Presentation, Persuasive Communication, Sales, Sales Strategy, Needs Assessment, Customer Relationship Building, Rapport Building, Influencing, Customer Insights, Storytelling, Empathy, Target Audience, Cultural Sensitivity
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Cyber Threat Hunting, Incident Response, Cyber Threat Intelligence, Security Information and Event Management (SIEM), Intrusion Detection and Prevention, Threat Detection, Anomaly Detection, AI Security, Scripting, Cyber Operations, Event Monitoring, Network Analysis, Automation, Data Preprocessing, Machine Learning Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Computer Networking, Operating System Administration, Package and Software Management, Network Troubleshooting, Version Control, IT Automation, Systems Administration, IT Infrastructure, Network Administration, TCP/IP, Git (Version Control System), Chef (Configuration Management Tool), Network Security, Ruby (Programming Language), File Systems, Computer Hardware, Technical Support, Interviewing Skills, Applicant Tracking Systems
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

LearnQuest
Skills you'll gain: Sales Pipelines, Prospecting and Qualification, Sales Process, Persuasive Communication, Communication, Value Propositions, B2B Sales, Technical Sales, Overcoming Objections, Customer Relationship Management (CRM) Software, Sales, Sales Strategy, Product Knowledge, Sales Presentation, Market Analysis, Market Dynamics, Market Research, Customer Analysis
Beginner · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Risk Analysis, Risk Management, Threat Management, Threat Modeling, Cyber Risk, Security Management, Governance, Cybersecurity, Cyber Security Strategy, Asset Management, Cyber Security Assessment, Project Documentation, Presentations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Exploitation techniques, Penetration Testing, Cyber Attacks, Cyber Security Assessment, Cybersecurity, Event Monitoring, Vulnerability Management, Vulnerability, Continuous Monitoring, Data Security, Network Security, Analysis, Criminal Investigation and Forensics, System Monitoring, System Configuration, Network Monitoring, Bash (Scripting Language), Scripting, Linux, Python Programming
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Virtual Networking, Network Security
Intermediate · Course · 3 - 6 Months