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.

Infosec
Skills you'll gain: Penetration Testing, Linux Commands, Command-Line Interface, Security Testing, Linux, Cybersecurity, Vulnerability Scanning, Operating Systems, Exploitation techniques, Microsoft Windows, File Systems, Mac OS
Mixed · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Epidemiology, Infection Control, Infectious Diseases, Mathematical Modeling, Public Health and Disease Prevention, Public Health, R Programming, Differential Equations
Intermediate · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Stakeholder Engagement, Business Analysis, Business Analysis Tools, Project Scoping, Organizational Change, Stakeholder Communications, Analysis, Requirements Analysis, Stakeholder Analysis, Requirements Management, Change Management, Performance Analysis, Project Performance, Performance Measurement, Business Development, Performance Metric, Quality Management
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Supervised Learning, Unsupervised Learning, Matplotlib, File I/O, Generative Adversarial Networks (GANs), Generative AI, NumPy, Object Oriented Programming (OOP), Model Training, Deep Learning, Image Analysis, Machine Learning Methods, Plot (Graphics), Object Oriented Design, Integrated Development Environments, Python Programming, Development Environment, Event-Driven Programming, Programming Principles, Computer Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Model Evaluation, ChatGPT, Generative AI, Fine-tuning, Keras (Neural Network Library), Model Training, Model Optimization, Applied Machine Learning, Data Preprocessing, Image Analysis, Data Import/Export, Test Data, Machine Learning, Python Programming, Artificial Neural Networks
Intermediate · Guided Project · Less Than 2 Hours
University of Colorado Boulder
Skills you'll gain: Social Media, Online Advertising, Digital Advertising, Social Media Marketing, Social Media Strategy, Social Media Campaigns, Advertising, Meta Ads Manager, Advertising Campaigns, Web Analytics, Content Performance Analysis, Facebook, Paid media, Instagram, Target Audience, Law, Regulation, and Compliance, Business Ethics, Case Studies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Social Media Marketing, Point of Sale, Customer Relationship Building, Conversion Funnel Analysis, Brand Loyalty, Driving engagement, Customer Retention, Order Delivery, Client Services, Social Media Management, Social Media Analytics, Drive Engagement, Social Media Content, Customer Relationship Management, Customer Engagement, Digital Media Strategy, E-Commerce, Marketing Planning, Digital Marketing
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: MLOps (Machine Learning Operations), Model Evaluation, Model Training, Model Optimization, Configuration Management, Image Analysis, Debugging, Data Presentation, Experimentation, Computer Vision, Data Visualization, Deep Learning, Algorithms, Performance Tuning, Tensorflow, Failure Mode And Effects Analysis, Root Cause Analysis, Cost Management, Machine Learning, Performance Analysis
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Teradata SQL, Data Modeling, Database Design, Database Administration, Database Systems, Data Store, Database Architecture and Administration, Database Management, Database Management Systems, Relational Databases, Data Architecture, Data Warehousing, SQL, Data Import/Export, Query Languages, Data Processing, Extract, Transform, Load, Software Installation, Performance Tuning, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Optimization, Model Evaluation, Large Language Modeling, Data Preprocessing, Model Training, Fine-tuning, Data Cleansing, PyTorch (Machine Learning Library), Transfer Learning, Deep Learning, Natural Language Processing, Exploratory Data Analysis, Test Data, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Starweaver
Skills you'll gain: Business Process Automation, Automation, Workflow Management, Business Process, Digital Transformation, Process Optimization, Business Operations, IT Automation, Business Software, Process Mapping, Business Technologies, Process Improvement and Optimization, Operational Efficiency, Compliance Management, Program Implementation
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Business Planning, Plan Execution, Strategic Thinking, Business Strategies, Business Strategy, Strategic Decision-Making, FinTech, Strategic Partnership, Work Breakdown Structure, Decision Making, Market Opportunities, Solution Design, Proposal Development, Financial Services, Business Modeling, Competitive Analysis, Market Analysis, Case Studies, Needs Assessment
Intermediate · Course · 1 - 3 Months