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.

Skills you'll gain: Ansible, Configuration Management, Software Configuration Management, Data Infrastructure, Chef (Configuration Management Tool), IT Automation, Infrastructure as Code (IaC)
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Requirements Analysis, Security Requirements Analysis, Requirements Elicitation, Functional Requirement, Goal Setting, User Requirements Documents, Unified Modeling Language, Meeting Facilitation, Conflict Management, Discussion Facilitation, Risk Management Framework, Analysis, Negotiation, Security Awareness
★ 4.7 (66) · Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Statistical Inference, Regression Analysis, Statistical Programming, R Programming, Statistical Methods, Statistical Analysis, Statistical Modeling, R (Software), Statistical Software, Data Science, Data Analysis, Probability & Statistics, Linear Algebra
★ 4.6 (31) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Terraform, Infrastructure as Code (IaC), Infrastructure As A Service (IaaS), Cloud Infrastructure, Amazon Web Services, IT Automation, Amazon Elastic Compute Cloud, Code Reusability, Infrastructure Architecture, Cloud Management, Cloud Platforms, Data Security, Dependency Analysis
★ 4.1 (21) · Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Team Building, Employee Coaching, Team Collaboration, Management Training And Development, Employee Onboarding, Team Management, Team Leadership, Talent Recruitment, Coaching, Human Resources Management and Planning, Team Performance Management, Collaboration, Initiative and Leadership, Recruitment, Recruitment Strategies, Product Management, Cross-Functional Collaboration, Constructive Feedback, Product Strategy, Empowerment
Intermediate · Specialization · 1 - 3 Months

Advancing Women in Tech
Skills you'll gain: Cross-Functional Team Leadership, AI Product Strategy, Design and Product, Technical Product Management, Engineering Management, Product Management, Team Leadership, Artificial Intelligence and Machine Learning (AI/ML), User Experience Design, Design, Team Management, AI Enablement, Artificial Intelligence, Interviewing Skills, Machine Learning, Deep Learning
★ 4.5 (158) · Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), Linux Servers, Linux Commands, Network Troubleshooting, Unix, Operating System Administration, Bash (Scripting Language), Systems Administration, Scripting, User Provisioning, Shell Script, User Accounts, Software Versioning, System Configuration, Unix Shell, Network Monitoring, Scripting Languages
★ 4.4 (23) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Copilot, Scalability, Software Architecture, Performance Tuning, Query Languages, Systems Architecture, Database Management, Distributed Computing, .NET Framework, Maintainability, Back-End Web Development, Memory Management
★ 4.6 (16) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: File Systems, Mac OS, User Accounts, File Management, User Provisioning, Data Security, Operating System Administration, Software Installation, Unix, System Configuration, Unix Commands, Security Controls, Knowledge of Apple Hardware, Authorization (Computing), Data Management, Disaster Recovery, Data Storage, Control Panels, Encryption
★ 4.9 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Operational Risk, Compliance Management, Governance Risk Management and Compliance, Regulatory Compliance, Risk Control, Risk Management Framework, Risk Analysis, Data Ethics, Risk Mitigation, Continuous Monitoring, Risk Management, Risk Modeling, Law, Regulation, and Compliance, Enterprise Risk Management (ERM), MLOps (Machine Learning Operations), Governance, Regulatory Requirements, Auditing, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 4 Weeks

Xi'an Jiaotong University
Skills you'll gain: Operating Systems, Microsoft Office, Computer Networking, System Software, Computer Systems, Network Architecture, OS Process Management, Theoretical Computer Science, Computer Science, General Networking, Computer Architecture, Hardware Architecture, Network Protocols, Computer Literacy, Computational Logic, Computing Platforms, Programming Principles, Memory Management, Computer Hardware
★ 3.9 (35) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Computer Security Incident Management, Incident Management, Security Management, Digital Forensics, Disaster Recovery, Risk Management Framework, Cybersecurity, NIST 800-53, Threat Management, Risk Management, Cyber Security Policies, Security Controls, Cloud Security, Virtualization and Virtual Machines, Cloud Computing, Scenario Testing
★ 4.7 (11) · Intermediate · Course · 1 - 4 Weeks