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: Firewall, Network Routing, TCP/IP, Google Cloud Platform, Virtual Private Networks (VPN), General Networking, Network Administration, Proxy Servers, Network Protocols, Cloud Security
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Social Media Management, Scheduling, Social Media, Social Media Marketing, Social Media Content, User Accounts, Account Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Social Media, Social Media Marketing, Instagram, Video Editing, Professional Development, Customer Engagement, Branding, Marketing Collateral, Portfolio Management, Creativity
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Computational Logic, Verification And Validation, Theoretical Computer Science, Systems Design, Model Evaluation, Simulations, Algorithms, Safety and Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Instagram, Social Media Content, Social Media, Social Media Marketing, Organizational Skills, Content Creation, Graphic Design, Graphic and Visual Design, Color Theory, Typography, Marketing
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Mitigation, Risk Modeling, Analysis, Personally Identifiable Information, Accountability, Model Evaluation
Intermediate · Course · 1 - 4 Weeks
Google Cloud
Skills you'll gain: Gmail, Google Workspace, Email Security, Email Automation, Productivity Software, Business Correspondence, Organizational Skills, Customer Support
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Ansible, IT Automation, YAML, Automation, Infrastructure as Code (IaC), Configuration Management, Cloud-Based Integration, DevOps, Operational Efficiency, Scalability, User Provisioning, Cloud Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, Content Performance Analysis, Social Media Management, Social Media, Social Media Marketing, Brand Marketing, Social Media Strategy, Content Strategy, Customer Engagement, Marketing Analytics, Content Creation, Performance Metric, Analytics
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Command-Line Interface, Linux, Ubuntu, Linux Administration, Linux Commands, Unix Commands, Operating System Administration, Unix, Software Installation, Red Hat Enterprise Linux, System Configuration, Network Troubleshooting, User Accounts, Networking Hardware, Network Support, File Systems, Open Source Technology, File Management, Package and Software Management, Computing Platforms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Foundry, Platform As A Service (PaaS), Cloud Deployment, DevOps, Application Deployment, Docker (Software), Containerization, Cloud Applications, Continuous Deployment, Cloud Services, CI/CD, Application Development, YAML, Scalability, Command-Line Interface
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Web Analytics, Supplier Management, E-Commerce, WordPress, No-Code Development, Search Engine Optimization, Blogs, Web Design, Web Development, Content Management Systems, Order Management, Web Design and Development, Shipping and Receiving, Web Frameworks, Web Development Tools
Beginner · Course · 1 - 3 Months