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.

Total Seminars
Skills you'll gain: Routing Protocols, TCP/IP, Network Troubleshooting, Open Shortest Path First (OSPF), Network Routing, Border Gateway Protocol, Network Routers, Network Protocols, Network Administration, Network Monitoring, Network Infrastructure, Network Architecture, General Networking, System Configuration, Network Security, Network Analysis
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Human Resources Management and Planning, Human Resources, Human Resource Management, Human Resource Strategy, Compensation Management, People Management, Compensation Strategy, Benefits Administration, Succession Planning, Employee Performance Management, People Development, Staff Management, Talent Management, Human Resource Policies, Family and Medical Leave Act of 1993, Employee Retention, Performance Management, Workforce Development, Resource Management, Talent Acquisition
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Vulnerability Management, Metasploit, Cyber Security Assessment, Cybersecurity, Cyber Threat Intelligence, Threat Modeling, Security Testing, Active Directory, Threat Detection, Exploitation techniques, Network Security, Virtual Machines, Virtualization, Virtual Networking, Authentications, Linux, Web Applications
Beginner · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Data Literacy, Responsible AI, Machine Learning Methods, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, Unstructured Data, Generative AI, Machine Learning Algorithms, Model Training, NumPy, Python Programming, Data Science, Scalability, Artificial Intelligence, Supervised Learning, Data Preprocessing, Unsupervised Learning, Feature Engineering, Algorithms
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Azure Active Directory, Cloud Infrastructure, Microsoft Azure, Virtual Machines, Infrastructure As A Service (IaaS), Virtualization and Virtual Machines, Role-Based Access Control (RBAC), Active Directory, IT Infrastructure, Infrastructure Security, Infrastructure Architecture, Virtual Networking, Multi-Factor Authentication, Network Infrastructure, Cloud Hosting, Cloud Storage, Virtualization, Data Storage Technologies, Identity and Access Management, Cloud Computing
★ 3.8 (53) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Presentations, Public Speaking, Verbal Communication Skills, Oral Expression, Communication, Target Audience, Storytelling, Driving engagement, Collaboration, Non-Verbal Communication, Composure, Organizational Structure, Discussion Facilitation, Stress Management
★ 4.6 (438) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, Generative AI Agents, Generative AI, Software Design Documents, Software Design, AI Integrations, Software Architecture, Agentic Workflows, Continuous Integration, Software Development, Prompt Patterns, LLM Application, Application Security, Software Engineering, Code Review, Debugging, DevSecOps
★ 4.5 (262) · Intermediate · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Cyber Threat Intelligence, Security Management, Internet Of Things, Incident Response, Risk Management, Computer Security Incident Management, Cyber Security Policies, IT Management, Cyber Security Strategy, Cyber Governance, Risk Management Framework, Human Factors (Security), Business Risk Management, Cybersecurity, Incident Management, Threat Management, Security Awareness, Mobile Security, Cyber Attacks, Information Systems Security
★ 4.5 (2.8K) · Beginner · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Investment Banking, Financial Modeling, Mergers & Acquisitions, Financial Statement Analysis, Financial Statements, Financial Data, Private Equity, Capital Markets, Financial Analysis, Finance, Bidding, Equities, Business Valuation, Transaction Processing, Loans, Financial Market, Financial Forecasting, Corporate Finance, Cash Flows, Dealing With Ambiguity
Intermediate · Specialization · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Animations, Post-Production, Motion Graphics, Photo/Video Production and Technology, Scripting, 3D Assets, 3D Modeling, Scripting Languages, Python Programming, Editing, Timelines, Simulations, Game Design, Design, Design Elements And Principles
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software Development, Software Engineering, Relationship Building, Professional Development, Application Development, Follow Through, Communication Strategies, Professionalism, Verbal Communication Skills, Problem Solving, Communication, Back-End Web Development
★ 4.8 (389) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Digital Forensics, Penetration Testing, Network Security, Threat Management, Mobile Security, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Public Key Infrastructure, Vulnerability Assessments, Security Testing, Cryptography, Security Controls, Cryptographic Protocols, Cyber Security Assessment, Cybersecurity, Authorization (Computing), Cloud Computing, Malware Protection, Cyber Attacks, Data Integrity
★ 4.6 (813) · Beginner · Specialization · 3 - 6 Months