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: IT Infrastructure, Operating System Administration, Computer Security, Information Systems Security, IT Security Architecture, Computer Networking, Desktop Support, Systems Administration, Network Troubleshooting, Remote Access Systems, Network Security, OSI Models, Hardening, Application Security, Package and Software Management, Cloud Management, Disaster Recovery, TCP/IP, Computer Hardware, Technical Support and Services
★ 4.9 (18K) · Beginner · Professional Certificate · 3 - 6 Months

Microsoft
Skills you'll gain: Hardware Troubleshooting, Microsoft Azure, Generative AI, Operating Systems, Authorization (Computing), Load Balancing, Collaborative Software, Hardware Architecture, Cloud Services, Cloud Solutions, Computer Networking, Microsoft Power Automate/Flow, General Networking, Microsoft Teams, Authentications, Dashboard Creation, Cloud Computing, IT Automation, Security Controls, Network Protocols
★ 4.7 (1.6K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Go To Market Strategy, Performance Analysis, Digital Advertising, Milestones (Project Management), Persuasive Communication, Storytelling, Digital Marketing Campaigns, Project Management, Product Marketing, Project Performance, Team Leadership, Presentations, Project Management Software, Campaign Planning, Data Visualization, Data Sharing, Marketing Analytics, Advertising, Agile Methodology, Cross-Functional Collaboration
★ 3.2 (6) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Active Directory, Group Policy, Microsoft Windows, Windows Servers, Patch Management, Security Controls, Microsoft Servers, Operating System Administration, Virtualization, Performance Tuning, General Networking, Virtual Machines, Hardening, System Configuration, Server Administration, Data Storage Technologies, Security Software, Servers, Network Security, Authentications
Beginner · Specialization · 3 - 6 Months

Yonsei University
Skills you'll gain: TCP/IP, Routing Protocols, Network Protocols, Open Shortest Path First (OSPF), Network Routing, Cybersecurity, Network Monitoring, Network Security, Cyber Attacks, Network Performance Management, Intrusion Detection and Prevention, Network Routers, Network Infrastructure, File Transfer Protocol (FTP), Dynamic Host Configuration Protocol (DHCP), Network Architecture, System Configuration, Network Analysis
★ 4.6 (2.8K) · Beginner · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Social Sciences, Psychology, Persuasive Communication, Social Justice, Empathy & Emotional Intelligence, Behavior Management, Conflict Management, Research, Diversity Awareness
★ 4.7 (5.2K) · Beginner · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Remote Access Systems, Linux Commands, Cryptographic Protocols, Web Servers, Scalability
Beginner · Course · 1 - 4 Weeks
Rutgers the State University of New Jersey
Skills you'll gain: Strategic Sourcing, Lean Six Sigma, Lean Manufacturing, Demand Planning, Procurement, Supplier Relationship Management, Manufacturing Operations, Forecasting, Supply Chain Planning, Lean Methodologies, Process Improvement, Supplier Management, Production Management, Operations Management, Customer Demand Planning, Inventory Management, Warehousing, Supply Chain, Warehouse Management, Logistics
★ 4.7 (16K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cybersecurity, Cyber Attacks, Data Security, Computer Security, Computer Security Awareness Training, Cyber Security Strategy, Security Awareness, Threat Management, Network Security, Information Privacy, Malware Protection, Email Security, Mitigation
★ 4.6 (935) · Beginner · Course · 1 - 4 Weeks

Stanford University
Skills you'll gain: Social Network Analysis, Network Analysis, Social Sciences, Sociology, Socioeconomics, Game Theory, Behavioral Economics, Mathematical Modeling, Statistical Modeling, Bayesian Statistics, Probability
★ 4.8 (760) · Advanced · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Video Editing, Apple software proficiency, Motion Graphics, Knowledge of Apple Software, Post-Production, Video Production, Photo/Video Production and Technology, Animations, Media Production, Data Import/Export, Editing, Content Management, File Management, Color Matching, Timelines, Augmented and Virtual Reality (AR/VR)
★ 4.4 (230) · Beginner · Course · 1 - 3 Months

Skills you'll gain: User Research, Internet Of Things, Usability Testing, Design Research, Prototyping, Design Thinking, Ideation, Automation, Usability, Advanced Analytics, Analytics, Solution Design, User Experience Design, Data-Driven Decision-Making, IT Automation, Data Management, Data Processing, Robotics, Systems Architecture, Hardware Architecture
★ 4.5 (54) · Beginner · Specialization · 1 - 3 Months