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.

LearnQuest
Skills you'll gain: Apache Maven, Build Tools, Software Development Tools, Version Control, Software Versioning, Software Configuration Management, Package and Software Management, Apache, Dependency Analysis, Change Control
★ 4.4 (10) · Beginner · Course · 1 - 4 Weeks

Digital Marketing Institute
Skills you'll gain: Content Scheduling, Digital Media Strategy, Social Media Marketing, Content Marketing, Digital Marketing, Marketing, Digital Marketing Campaigns, Social Media Content, Social Media, Content Creation, Digital Content, Social Media Strategy, Digital Marketing Tools, Integrated Marketing Communications, Consumer Behaviour, Business-To-Consumer, Digital Transformation, Content Strategy, Customer Engagement
★ 4.6 (422) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Time Series Analysis and Forecasting, Deep Learning, Statistical Analysis, Predictive Modeling, Statistical Methods, Forecasting, Data Preprocessing, Statistical Modeling, Statistical Machine Learning, Applied Machine Learning, Data Transformation, Model Evaluation, Unsupervised Learning, Dimensionality Reduction
★ 4.5 (147) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Consultative Selling, Verbal Communication Skills, Communication, Consumer Behaviour, Selling Techniques, Trustworthiness, Marketing Psychology, Communication Strategies, Customer Analysis, Persuasive Communication, Sales, General Sales Practices, Sales Strategy, Needs Assessment, Customer Relationship Building, Motivational Skills, Rapport Building, Customer Insights, Relationship Building, Empathy
Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Java Programming, Dataflow, Java, Distributed Computing, Programming Principles, Application Frameworks, Algorithms, Performance Tuning, Functional Design, Scalability
★ 4.6 (1.2K) · Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Django (Web Framework), Application Development, Web Development, Application Deployment, Database Design, Web Applications, Back-End Web Development, Authentications, Object-Relational Mapping, Hypertext Markup Language (HTML), Data Modeling, UI Components, Relational Databases, Python Programming, Data Validation, User Accounts, Network Protocols, User Interface (UI) Design
★ 4.8 (399) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Design, Relational Databases, SQL, Database Development, Databases, R Programming, R (Software), Data Science, Query Languages, Data Access, Data Manipulation, Data Analysis
★ 4.4 (195) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Facebook, Meta Ads Manager, Driving engagement, Social Media Content, Online Advertising, Advertising, Social Media Marketing, Advertising Campaigns, Social Media Campaigns, Marketing, Customer Engagement, Social Media Management, Business Marketing, Target Audience, Web Presence
★ 4.6 (1.3K) · Beginner · Guided Project · Less Than 2 Hours

Knowledge Accelerators
Skills you'll gain: Cyber Security Policies, AI Security, Threat Management, Cybersecurity, Cyber Attacks, Cyber Risk, Email Security, Endpoint Security, Mobile Security, Remote Access Systems, Multi-Factor Authentication, Artificial Intelligence, Cloud Computing
★ 4.9 (56) · Beginner · Course · Less Than 2 Hours

Skills you'll gain: Accounting Software, Standard Accounting Practices, Financial Auditing, Data-Driven Decision-Making, Reconciliation, AI Integrations, Business Workflow Analysis, Operational Analysis, Artificial Intelligence, Transaction Processing, Process Analysis
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Model Based Systems Engineering, Failure Analysis, Systems Engineering, Requirements Management, Scope Management, Design Reviews, Engineering Management, Change Control, Program Management, Engineering Change Order, Cost Management, Requirements Analysis, Contract Management, Root Cause Analysis, Test Engineering, Risk Mitigation, Systems Design, Systems Thinking, Organizational Leadership, Risk Management
★ 4.8 (175) · Beginner · Specialization · 3 - 6 Months
Stanford Online
Skills you'll gain: Bayesian Network, Applied Machine Learning, Machine Learning Algorithms, Bayesian Statistics, Machine Learning Methods, Markov Model, Statistical Machine Learning, Machine Learning, Network Model, Unsupervised Learning, Statistical Modeling, Model Training, Probability Distribution, Model Optimization, Statistical Methods, Probability & Statistics, Algorithms
★ 4.6 (305) · Advanced · Course · 1 - 3 Months