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: Enterprise Risk Management (ERM), Portfolio Management, Governance Risk Management and Compliance, Portfolio Risk, Governance, Risk Management, Risk Modeling, Risk Management Framework, Financial Management, Market Liquidity, Risk Analysis, Financial Services, Risk Control, Finance, Risk Mitigation, Probability, IT Management, Capital Markets, Decision Making, Application Frameworks
Mixed · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Email Security, Productivity Software, Microsoft Outlook, File Management, Collaborative Software, Presentations, Microsoft Teams, Google Docs, Calendar Management, Microsoft PowerPoint, Control Panels, Gmail, Slack (Software), Microsoft Office, Microsoft Word, Spreadsheet Software, Setting Appointments, Meeting Facilitation, Google Workspace, Google Sheets
★ 4.7 (643) · Beginner · Specialization · 3 - 6 Months
Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Mergers & Acquisitions, Customer Retention, Business Strategy, Growth Strategies, Corporate Strategy, Competitive Analysis, Strategic Thinking, Strategic Marketing, Strategic Partnership, Regulatory Compliance, Product Strategy, New Business Development, Consolidation, Market Dynamics, Revenue Management, Consumer Behaviour, Market Analysis, Business Economics, Marketing
★ 4.7 (883) · Mixed · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Telecommunications, Internet Of Things, Wireless Networks, Emerging Technologies, Communication Systems, Mobile Security, Digital Communications, Computer Networking, Network Protocols, Global Positioning Systems
★ 3.9 (1.2K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Apple iOS, Apple Xcode, iOS Development, Swift Programming, Image Analysis, OpenAI API, Artificial Intelligence and Machine Learning (AI/ML), Computer Vision, Large Language Modeling, Natural Language Processing, Machine Learning Methods, Knowledge of Apple Software, Machine Learning Software, Apple Hardware proficiency, LLM Application, Application Development, Applied Machine Learning, OpenAI, AI Integrations, Machine Learning
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Infrastructure Security, Cyber Risk, Cyber Security Policies, Cyber Security Assessment, Cybersecurity, Security Management, Cyber Security Strategy, Risk Management Framework, Technology Roadmaps, Network Infrastructure, Transportation Operations, Mobile Security
★ 4.7 (260) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Hosting, Cloud Storage, Version Control, Encryption, Data Storage, Cloud Security
★ 4.5 (1.3K) · Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Containerization, Package and Software Management, Software Testing, Docker (Software), Development Environment, Unit Testing, Application Deployment, Scripting, Test Script Development, Development Testing, Devops Tools, Test Automation, IT Automation, Scripting Languages, Integration Testing, DevOps, Software Development Tools, Python Programming, Web Scraping
★ 3.9 (60) · Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Endpoint Detection and Response, Cyber Operations, Cybersecurity, Cyber Security Policies, Security Management, Digital Forensics
★ 4.7 (181) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Credit Risk, Portfolio Management, Market Liquidity, Risk Modeling, Portfolio Risk, Retail Banking, Financial Management, Data Governance, Operational Risk, Risk Management, Derivatives, Investment Management, Finance, Banking, Analysis, Probability, Performance Measurement, Analytics, Problem Solving, Planning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Security Testing, Exploitation techniques, Hardening, Vulnerability Assessments, Intrusion Detection and Prevention, Brute-force attacks, Application Security, Network Security, Virtual Local Area Network (VLAN), Business Logic, Cloud Security, API Testing, Wireless Networks, Data Persistence, Application Programming Interface (API)
Advanced · Course · 1 - 4 Weeks

New York University
Skills you'll gain: Authentications, Public Key Infrastructure, Cryptographic Protocols, Public Key Cryptography Standards (PKCS), Cryptography, Data Encryption Standard, Computer Security, Cybersecurity, Network Security, Security Controls, Cyber Attacks, Encryption, Key Management, Multi-Factor Authentication, Single Sign-On (SSO)
★ 4.7 (712) · Intermediate · Course · 1 - 4 Weeks