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.

MathWorks
Skills you'll gain: Computer Vision, Model Evaluation, Image Analysis, Convolutional Neural Networks, Deep Learning, Model Training, Matlab, Fine-tuning, Data Preprocessing, Software Visualization, Transfer Learning, Data Cleansing, Model Optimization, Data Analysis, Network Architecture
Beginner · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: R Programming, Statistical Modeling, Statistical Methods, Regression Analysis, Correlation Analysis, Statistical Analysis, R (Software), Data Preprocessing, Mathematical Modeling, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Network Protocols, General Networking, Network Administration, Network Security, Networking Hardware, TCP/IP, Computer Networking, Wireless Networks, Local Area Networks, Virtual Private Networks (VPN), Network Routers, Firewall, OSI Models, Virtual Local Area Network (VLAN), Routing Protocols, Servers, Network Switches, Dynamic Host Configuration Protocol (DHCP), System Configuration
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Supervised Learning, Data Modeling, Unsupervised Learning, Applied Machine Learning, Data Analysis, Recurrent Neural Networks (RNNs), Model Deployment, Reinforcement Learning, Artificial Intelligence, Classification Algorithms, Tensorflow, Machine Learning Algorithms, Keras (Neural Network Library), Artificial Neural Networks, Machine Learning Methods, Deep Learning, Predictive Modeling, Machine Learning, Decision Tree Learning, Regression Analysis
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Collaborative Software, Organizational Skills, Document Management, Project Management Software, Project Coordination, Telecommuting, Project Management, Productivity Software, Project Documentation, Internal Communications, Data Security, File Management, User Accounts, Information Privacy, Account Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Visualization, Keras (Neural Network Library), Data Preprocessing, Artificial Neural Networks, Statistical Visualization, Predictive Modeling, Model Training, Tensorflow, Applied Machine Learning, Feature Engineering, Data Processing, Data Science, Predictive Analytics, Data Manipulation, Deep Learning, Data Wrangling, Machine Learning, Model Evaluation, Regression Analysis, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Feature Engineering, Model Optimization, Tensorflow, Machine Learning, Google Cloud Platform, Model Deployment, Data Preprocessing, Applied Machine Learning, Cloud Storage, Data Quality, Cloud Computing, Model Training, Keras (Neural Network Library), Machine Learning Algorithms, Embeddings, Fine-tuning, Supervised Learning, Deep Learning, Data Cleansing, Dataflow
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Network Troubleshooting, Network Protocols, Network Support, Network Monitoring, Network Analysis, TCP/IP, Network Security, Cybersecurity
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Search Engine Marketing, Search Engine Optimization, Web Analytics and SEO, Digital Marketing, Online Advertising, Return On Investment, Media Planning, Consumer Behaviour, Cross-Channel Marketing, Digital Media Strategy, Digital Advertising, Digital Marketing Tools, Digital Marketing Campaigns, Marketing Channel, Social Media Marketing, Marketing Strategies, Marketing Effectiveness, Paid media, Digital Transformation, Business Analysis
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Technical Communication, AI Enablement, Model Deployment, AI Workflows, Generative AI Agents, Data Integration, AI Orchestration, Agentic Workflows, Business Transformation, Cloud Deployment, Initiative and Leadership, AI Product Strategy, Digital Transformation, Continuous Monitoring, Agentic systems, Compliance Management, Data Presentation, Stakeholder Communications, Regulatory Compliance, Compliance Reporting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sales Pipelines, Closing (Sales), Sales Process, Prospecting and Qualification, Price Negotiation, Sales Management, Negotiation, Selling Techniques, Sales, Lead Generation, Sales Prospecting, Sales Training, Sales Strategy, Enterprise Sales, Customer Analysis, Sales Enablement, Marketing Analytics, Account Strategy, Customer Relationship Management (CRM) Software, Account Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Requirements Analysis, Analysis, Data Analysis Software, Data Processing, Data Manipulation, Statistical Programming, Data Analysis, Statistical Software, Computer Programming
Intermediate · Course · 1 - 4 Weeks