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.

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Virtual Private Networks (VPN), Routing Protocols, Border Gateway Protocol, Open Shortest Path First (OSPF), Network Troubleshooting, Network Routers, Wide Area Networks, Network Routing, Network Monitoring, Command-Line Interface
Beginner · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Adobe Illustrator, Color Theory, Creative Design, Graphic and Visual Design, Design Software, Data Import/Export, Typography, Logo Design, Graphic Design, Graphic and Visual Design Software, Graphical Tools, Adobe Creative Cloud, Design Elements And Principles, Layout Design, Scalability
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Apple software proficiency, Mac OS, User Accounts, System Support, Software Installation, Apple Hardware proficiency, File Management, System Configuration, Technical Support, General Networking, Data Storage, Data Management, Network Administration, Computer Networking, Encryption
Intermediate · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: digital literacy, Data Security, Computer Security Awareness Training, Social and Human Services, Law, Regulation, and Compliance, Digital Communications, Interactive Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux Administration, Package and Software Management, Linux, User Accounts, Operating System Administration, System Monitoring, Linux Commands, Amazon Web Services, Unix Commands, Network Troubleshooting, File Management, Command-Line Interface, Amazon Elastic Compute Cloud, Systems Administration, Operating Systems, Shell Script, General Networking, Service Management
Beginner · Course · 1 - 3 Months

Pearson
Skills you'll gain: Virtualization, Dynamic Host Configuration Protocol (DHCP), Virtualization and Virtual Machines, Linux Administration, Linux Servers, Network Administration, Virtual Machines, Linux, Network Architecture, Information Technology, Virtual Environment, System Configuration, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Cryptography, Cybersecurity, Enterprise Application Management, Cyber Attacks, Emerging Technologies, Financial Trading, Digital Assets, Cyber Security Assessment, FinTech, Transaction Processing, Data Integrity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Frontend Performance, Restful API
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Programming Interface (API), Simple Object Access Protocol (SOAP), Application Deployment, Development Environment, Hibernate (Java), OAuth, Back-End Web Development, Eclipse (Software)
Beginner · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Collaboration, Sustainable Development, Decision Making, Business Transformation, Environmental Issue, Social Impact, Socioeconomics, Systems Thinking, Sustainable Business, Economics, Policy, and Social Studies, Adaptability, Community Development, Cultural Diversity, Governance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Facebook, Dashboard, Social Media Management, Business Management, Social Media, Account Management, User Accounts, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

Khalifa University
Skills you'll gain: AI Personalization, Sales Enablement, Customer Data Management, Sales Management, AI Enablement, Customer experience improvement, Predictive Analytics, AI Product Strategy, Customer Insights, Customer Engagement, Advanced Analytics, Large Language Modeling, Fraud detection, Artificial Intelligence, Data Integration, Network Analysis, User Feedback, Technology Roadmaps, Change Management
Beginner · Course · 1 - 3 Months