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: Computer Hardware, SQL, Hardware Architecture, General Networking, Database Design, Database Software, Hardware Troubleshooting, Networking Hardware, Database Theory, Databases, Database Management Systems, Computer Networking, Relational Databases, Network Support, Database Management, Network Protocols, Query Languages, Information Technology, Network Routers, Wireless Networks
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Graphical Tools, Social Media Content, Social Media Marketing, Video Editing, Video Production, Social Media, Graphic and Visual Design Software, Graphics Software, Social Media Strategy, Graphic Design, Content Creation, Organizational Skills, Marketing, Marketing Communications, User Accounts
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache, Network Troubleshooting, OSI Models, File Transfer Protocol (FTP), Linux Administration, Linux Servers, TCP/IP, Network Protocols, Linux Commands, Systems Analysis, Linux, Dynamic Host Configuration Protocol (DHCP), Virtual Networking, Network Analysis, General Networking, Virtual Machines, Web Servers, Network Administration, Computer Networking, Unix Shell
Intermediate · Specialization · 1 - 4 Weeks

Packt
Skills you'll gain: MLOps (Machine Learning Operations), Convolutional Neural Networks, Recurrent Neural Networks (RNNs), Fine-tuning, Containerization, Model Optimization, AI Workflows, Model Evaluation, Model Deployment, Generative AI Agents, LangGraph, Keras (Neural Network Library), Agentic Workflows, Transfer Learning, Artificial Intelligence and Machine Learning (AI/ML), CrewAI, Image Analysis, Large Language Modeling, Natural Language Processing, Python Programming
Advanced · Specialization · 1 - 3 Months

Illinois Tech
Skills you'll gain: Test Driven Development (TDD), Python Programming, Object Oriented Programming (OOP), Object Oriented Design, Scripting Languages, Code Reusability, Test Script Development, Computer Programming, Unit Testing, File I/O, Development Testing, Web Development, Scripting, Program Development, Other Programming Languages, Database Software, Open Source Technology, Database Management, Database Development, Data Processing
Build toward a degree
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Email Marketing, Campaign Management, Content Performance Analysis, Workflow Management, Coordinating, Operational Efficiency, Campaign Planning, Marketing Operations, Timelines, Coordination, Performance Analysis, Collaborative Software, Asset Management, Process Management, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Responsible AI, Decision Intelligence, Data-Driven Decision-Making, AI Enablement, Strategic Decision-Making, AI Product Strategy, Business Ethics, Artificial Intelligence, Decision Support Systems, AI Integrations, Decision Making, Organizational Strategy, Stakeholder Engagement, Business Strategy, Overcoming Objections
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Command-Line Interface, Data Pipelines, Java, Java Programming, Enterprise Application Management, Real Time Data, Unix Commands, Data Integration, Distributed Computing, Performance Tuning, Software Installation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Variance Analysis, Gap Analysis, Financial Modeling, Performance Analysis, Key Performance Indicators (KPIs), Forecasting, Financial Forecasting, Business Metrics, Performance Measurement, Financial Data, Operational Analysis, Business Modeling, Financial Analysis, Business Analysis, Data Storytelling, Finance, Financial Acumen, Management Reporting, Financial Management, Risk Analysis
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Statistical Methods, Bayesian Statistics, Statistics, Probability & Statistics, Analytics, Data Storage Technologies, Exploratory Data Analysis, Data Store, Mathematical Software, Data Storage, Data Access, Database Software, Estimation, Machine Learning Methods, Data-Driven Decision-Making, Applied Machine Learning, Supervised Learning, Markov Model, Logistic Regression, Regression Testing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Spatial Data Analysis, Spatial Analysis, Geographic Information Systems, Random Forest Algorithm, Model Evaluation, Feature Engineering, Model Training, Matplotlib, Convolutional Neural Networks, Image Analysis, Applied Machine Learning, Plot (Graphics), Supervised Learning, Environmental Monitoring, Geospatial Information and Technology, Scientific Visualization, Predictive Modeling, Deep Learning, Geospatial Mapping, Machine Learning
Intermediate · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: OSI Models, Computer Networking, General Networking, Student-Centred Learning, Teaching, Student Engagement, Network Protocols, Education and Training, Video Editing, Pedagogy, Culture, Multimedia, Lecturing, Instructional Strategies, Creative Design, Cultural Diversity, Human Development, Biology
Beginner · Course · 1 - 3 Months