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.

Coursera
Skills you'll gain: Process Improvement and Optimization, Dashboard, Process Optimization, Power BI, Stakeholder Communications, Dashboard Creation, Management Reporting, Financial Data, Financial Analysis, Process Analysis, Process Improvement, Financial Acumen, Stakeholder Engagement, Business Metrics, Data Presentation, Business Reporting, Presentations, Data-Driven Decision-Making, Performance Reporting, Business Intelligence Software
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Network Analysis, Unsupervised Learning, Social Network Analysis, Supervised Learning, Applied Machine Learning, Unstructured Data, Statistical Machine Learning, Marketing Analytics, Social Media Analytics, Deep Learning, Scikit Learn (Machine Learning Library), Machine Learning, Tensorflow, Model Training, Machine Learning Algorithms, Text Mining, Data Analysis, Model Evaluation, Scientific Visualization, Statistical Methods
★ 3.2 (16) · Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Creative Thinking, Creativity, Innovation, Business Modeling, Strategic Thinking, Entrepreneurship, Strategic Planning, Business Strategies, Business Development, New Business Development, Collaboration, Analysis, Performance Analysis
★ 4.7 (88) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Teradata SQL, SQL, Data Store, Database Design, Database Management, Relational Databases, Query Languages, Data Analysis, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Social Media Analytics, Social Media, Social Media Management, Social Media Marketing, Social Media Strategy, Key Performance Indicators (KPIs), Performance Analysis, Facebook, Professional Networking, Pinterest, Instagram, Target Audience, Live Streaming
★ 4.5 (42) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Cloud Development, Continuous Deployment, Development Environment, Application Deployment, Cloud Applications, Cloud Deployment, Docker (Software), Containerization, Microsoft Development Tools, Cloud Hosting, ASP.NET, Platform As A Service (PaaS), Software Development, Scalability, Microsoft Visual Studio, Web Applications, Integrated Development Environments
★ 4.7 (35) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, MITRE ATT&CK Framework, Cyber Threat Intelligence, Threat Detection, Vulnerability Assessments, Technical Communication, Cyber Security Policies, Vulnerability Management, Threat Management, Security Controls, Communication Strategies, Root Cause Analysis
★ 4.6 (12) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Instagram, Meta Ads Manager, Advertising Campaigns, Social Media Management, Social Media, Advertising, Social Media Marketing, Social Media Campaigns, Online Advertising, Social Media Content, Digital Advertising, E-Commerce, Account Management
★ 4.4 (48) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: OAuth, Authentications, API Design, Enterprise Security, Software Documentation, Application Programming Interface (API), Middleware, API Testing, Restful API, Model Deployment, Authorization (Computing), Security Controls, Application Performance Management, Enterprise Architecture, Data Processing, Software Versioning
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Financial Modeling, Descriptive Statistics, Data Literacy, Financial Forecasting, Reconciliation, Financial Analysis, A/B Testing, Portfolio Risk, Model Evaluation, Data Cleansing, Classification And Regression Tree (CART), Regression Analysis, Exploratory Data Analysis, Predictive Modeling, Data Analysis, Risk Analysis, Risk Management, R Programming, Statistical Analysis, Machine Learning
★ 3.9 (15) · Intermediate · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Web Scraping, JSON, Extensible Markup Language (XML), Network Protocols, Web Services, Data Access, Application Programming Interface (API), Restful API, Data Processing, Python Programming, Development Environment, Software Installation
★ 4.3 (8) · Mixed · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Feature Engineering, Model Optimization, AWS Kinesis, Fraud detection, Amazon Web Services, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Data Cleansing, Data Processing, Data Wrangling, Data Integrity, Machine Learning, Machine Learning Algorithms, Data Modeling, Supervised Learning, Data Mining, Random Forest Algorithm, Data Management, Unsupervised Learning
★ 3.9 (12) · Intermediate · Specialization · 3 - 6 Months