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: Load Balancing, Virtual Networking, Google Cloud Platform, Virtual Private Networks (VPN), General Networking, Network Architecture, Network Administration, Identity and Access Management, Firewall, Network Security, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), LinkedIn, Graphic Design, Graphic and Visual Design Software, Graphic and Visual Design, Professional Networking, Design Elements And Principles
Beginner · Guided Project · Less Than 2 Hours

KodeKloud
Skills you'll gain: Docker (Software), Containerization, Application Deployment, DevOps, Linux Commands, Data Storage, Development Environment, Virtual Networking, YAML, Network Planning And Design
Beginner · Course · 1 - 3 Months

INSEAD
Skills you'll gain: Agentic systems, Blockchain, Emerging Technologies, AI Security, Healthcare 5.0, AI Enablement, FinTech, Responsible AI, Artificial Intelligence, Generative AI, Internet Of Things, Web Applications, Distributed Computing, Business Ethics, Digital Assets, Data Integrity
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Convolutional Neural Networks, Random Forest Algorithm, Recurrent Neural Networks (RNNs), Decision Tree Learning, Deep Learning, Applied Machine Learning, Artificial Neural Networks, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Algorithms, Predictive Modeling, Supervised Learning, Computer Vision, Classification Algorithms, Natural Language Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Shiny (R Package), Data Presentation, Exploratory Data Analysis, Data Wrangling, Predictive Modeling, Tidyverse (R Package), Data Science, Data Collection, Interactive Data Visualization, Data Manipulation, Dashboard, Data Analysis, Data Cleansing, R Programming, Statistical Modeling, Regression Analysis, Ggplot2, Data Visualization, Data Transformation, Predictive Analytics
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Ajax, JSON, Javascript, Frontend Integration, Application Programming Interface (API), Restful API, Web Applications, Application Security, Debugging
Intermediate · Course · 1 - 4 Weeks

MongoDB Inc.
Skills you'll gain: MongoDB, Database Management, Databases, NoSQL, Data Modeling, Database Design, Data Integrity, Data Storage, Cloud Deployment, Cloud Platforms, Scalability, Application Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Back-End Web Development, Server Side, Middleware, Authentications, API Design, Application Programming Interface (API), User Accounts, Databases, JavaScript Frameworks, Scalability, GitHub, Development Environment, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Engineering, Network Troubleshooting
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), Linux Commands, Network Troubleshooting, Operating System Administration, Bash (Scripting Language), Systems Administration, Scripting, Shell Script, User Accounts, System Configuration, Unix Shell, Network Administration, Network Performance Management, Hardware Troubleshooting, File Management, Unix Commands, General Networking
Intermediate · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Linux Administration, Devops Tools, Operating System Administration, General Networking, Linux, Linux Commands, Web Applications, Application Development, TCP/IP, Computer Networking, DevOps, Package and Software Management, Development Environment, Java, Software Installation, Node.JS
Beginner · Course · 1 - 4 Weeks