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.

KodeKloud
Skills you'll gain: Ansible, Infrastructure as Code (IaC), Configuration Management, Code Reusability, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Customer Retention, Customer Relationship Building, E-Commerce, Driving engagement, Content Performance Analysis, Web Analytics and SEO, Strategic Marketing, Email Security, Data-Driven Marketing, Digital Marketing Campaigns, Conversion Funnel Analysis, Direct Marketing, Online Advertising, Advertising Mail, Performance Metric, Personalized Campaigns, Sales, Decision Making, Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure Active Directory, Role-Based Access Control (RBAC), Microsoft 365, Microsoft Azure, Identity and Access Management, Single Sign-On (SSO), User Provisioning, Active Directory, Multi-Factor Authentication, Cloud Security, Zero Trust Network Access, Risk Management Framework, Event Monitoring, IT Security Architecture, Authentications, Continuous Monitoring, Security Engineering
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Cloud Applications, Serverless Computing, Cloud Development, Google Cloud Platform, Cloud Deployment, Cloud-Based Integration, Cloud Security, Security Controls, Identity and Access Management, Operational Databases, Event-Driven Programming, Authentications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, Artificial Intelligence, Agentic systems, Machine Learning Algorithms, Bayesian Network, Applied Machine Learning, Computational Logic, Machine Learning, Bayesian Statistics, Artificial Neural Networks, Reinforcement Learning, Decision Intelligence, Markov Model, Algorithms, Programming Principles, Data-Driven Decision-Making, Probability & Statistics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Model Deployment, Tensorflow, Model Evaluation, Data Preprocessing, Image Analysis, Model Training, Artificial Neural Networks, Convolutional Neural Networks, Model Optimization, Data Processing, Network Model, Applied Machine Learning, Machine Learning Methods, Computer Vision, Deep Learning
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Culture Transformation, Process Improvement, Drive Engagement, Quality Improvement, Process Analysis, Complex Problem Solving, Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software-Defined Networking, Wide Area Networks, Virtual Networking, Network Architecture, Network Routing, Network Security, Network Administration, Routing Protocols, Network Performance Management, Network Engineering
Beginner · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Health Insurance Portability And Accountability Act (HIPAA) Compliance, Computer Security Incident Management, Security Management, Incident Management, Health Information Management and Medical Records, Philanthropy
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Apache Hadoop, Big Data, Data Science, Scalability, Data Processing, Data Infrastructure, Data Analysis, Distributed Computing, Data Storage, Data Management, File Systems
Mixed · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Open Source Technology, Package and Software Management, Linux, Shell Script, Ubuntu, Unix Shell, Linux Administration, Operating System Administration, Bash (Scripting Language), Linux Servers, Unix, Operating Systems, Command-Line Interface, Scripting, Linux Commands, Red Hat Enterprise Linux, File Systems, Network Administration, Software Installation, System Software
Build toward a degree
Intermediate · Course · 1 - 3 Months

École Polytechnique
Skills you'll gain: Digital Transformation, Business Transformation, Marketing Management, General Sales Practices, Business Management, Innovation, Data Strategy, Customer Acquisition Management, Data Management, Marketing Strategies, Growth Strategies, Data-Driven Decision-Making, Scalability, Presentations
Mixed · Course · 1 - 4 Weeks