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.

LearnKartS
Skills you'll gain: Risk Analysis, Project Risk Management, Risk Management, Risk Mitigation, Risk Control, Analysis, Agile Methodology, Project Controls, Stakeholder Management, Earned Value Management, Risk Appetite, Project Performance, Simulation and Simulation Software, Forecasting, Project Management Institute (PMI) Methodology, Business Metrics, Decision Making, Prioritization
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Network Analysis, R Programming, Statistical Analysis, Regression Analysis, Statistical Modeling, Bayesian Network, Statistical Hypothesis Testing, Statistical Programming, Data Analysis, R (Software), Probability, Probability Distribution, Applied Machine Learning, Probability & Statistics, Statistical Methods, Social Network Analysis, Applied Mathematics, Simulations, Data Science, Markov Model
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Exploitation techniques, Penetration Testing, Cyber Attacks, Cyber Security Assessment, Cybersecurity, Event Monitoring, Vulnerability Management, Vulnerability, Continuous Monitoring, Data Security, Network Security, Analysis, Criminal Investigation and Forensics, System Monitoring, System Configuration, Network Monitoring, Bash (Scripting Language), Scripting, Linux, Python Programming
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Routing Protocols, Wide Area Networks, Software-Defined Networking, Open Shortest Path First (OSPF), Network Routing, Network Planning And Design, Virtual Networking, Network Architecture, Border Gateway Protocol, Network Performance Management, Network Protocols
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Virtual Private Networks (VPN), Google Cloud Platform, Multi-Cloud, Hybrid Cloud Computing, Virtual Networking, Border Gateway Protocol, Network Infrastructure, General Networking, Wide Area Networks, Network Routing, Network Protocols, Encryption
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: JUnit, File I/O, Unit Testing, Program Development, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Test Case, Authentications, Application Security, Cryptography, Object Oriented Programming (OOP), Eclipse (Software), Integrated Development Environments, Encryption, Data Structures
Intermediate · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Sports Medicine, Analytics, Artificial Intelligence, AI Enablement, Data Analysis Software, Data Analysis, Deep Learning, Real Time Data, Machine Learning, Data Ethics, Health Technology, AI Security, Responsible AI, Large Language Modeling, Technology Solutions, Scikit Learn (Machine Learning Library), Technology Strategies, Statistical Methods, Natural Language Processing, Performance Appraisal
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Fundraising, Goal Setting, Campaign Management, Promotions and Campaigns, Project Design, Drive Engagement, Content Creation
Beginner · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Tensorflow, Computer Vision, Convolutional Neural Networks, Image Analysis, Keras (Neural Network Library), Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Artificial Neural Networks, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hardening, Performance Tuning, Unix Commands, Ubuntu, Debugging, Service Management, User Accounts, OS Process Management, Scripting, Cloud Deployment
Beginner · Specialization · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Android Jetpack, Extensible Markup Language (XML), Data Management, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Generative AI, Generative Model Architectures, Generative Adversarial Networks (GANs), Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Embeddings, Data Preprocessing, AI Personalization, Deep Learning, Model Evaluation, Transfer Learning, Model Deployment, Open Source Technology, Data Processing, Machine Learning, Data Cleansing, Data Visualization, Database Systems
Beginner · Course · 1 - 3 Months