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.

University of Arizona
Skills you'll gain: Search Engine Marketing, Pay Per Click Advertising, Google Ads, Search Engine Optimization, Digital Marketing, Keyword Research, Social Media Strategy, Digital Media Strategy, Web Analytics and SEO, Social Media Marketing, Marketing Strategy and Techniques, Content Marketing, E-Commerce, Mobile Banking, Performance Metric, Analytical Skills
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, AI Orchestration, Salesforce Development, Salesforce, Agentic Workflows, Generative AI Agents, Coordinating, Workflow Management, Agentic systems, Test Case, Application Lifecycle Management, Generative AI, Software Testing, Performance Testing, Data Integration, Data Architecture, Model Evaluation, Automation, Data Security
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Data Mining, Data Cleansing, Transaction Processing, Predictive Analytics, Customer Analysis, Unsupervised Learning, Data Preprocessing, R Programming, Data Analysis, Market Analysis, Data Wrangling, Data Transformation, Data Manipulation, Interactive Data Visualization, Statistical Visualization, Consumer Behaviour, Performance Tuning, Cross Selling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Consumer Behaviour, AI Personalization, User Research, Usability Testing, Customer Insights, Usability, AI Security, Human Factors, Discussion Facilitation, Design Research, Qualitative Research, Psychology, Case Studies, Data Capture, Information Privacy, Record Keeping, Trustworthiness
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Model Deployment, Feature Engineering, MLOps (Machine Learning Operations), Model Evaluation, Data Ethics, PyTorch (Machine Learning Library), Artificial Intelligence and Machine Learning (AI/ML), Scikit Learn (Machine Learning Library), Data Preprocessing, Machine Learning, Data Pipelines, Deep Learning, Software Documentation, Technical Documentation, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Financial Trading, Securities Trading, Futures Exchange, Financial Market, Market Data, Portfolio Risk, Order Management, Risk Management, User Accounts, Compliance Management, Authentications, Regulatory Compliance, Profit and Loss (P&L) Management, Security Controls, Account Management, Liquidation, Return On Investment, Digital Assets, Verification And Validation, Multi-Factor Authentication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Nginx, Load Balancing, Performance Tuning, Scalability, Web Servers, Proxy Servers, Web Applications, Virtual Networking, Security Controls, Authentications, Server Administration, Application Servers, Servers, Middleware
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, Technical Communication, Network Troubleshooting, Performance Tuning, Problem Management, Technical Documentation, Technical Support, System Monitoring, Incident Management, Application Performance Management, Continuous Integration, Continuous Monitoring, Linux Commands
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Load Balancing, Cloud Infrastructure, Google Cloud Platform, Terraform, Cloud Computing Architecture, Cloud Computing, Cloud Engineering, Infrastructure as Code (IaC), Managed Services, Virtual Machines, Cloud Deployment, Virtual Networking, Scalability, Virtual Private Networks (VPN)
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Apache Kafka, Real Time Data, Apache Spark, Dashboard, PySpark, Data Pipelines, Business Intelligence, Data Persistence, JSON, Continuous Monitoring, Business Metrics, Data Integrity, Scalability
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Brand Awareness, Marketing Analytics, Data Analysis, Social Media Marketing, Brand Management, Statistical Reporting, Google Analytics, Web Analytics and SEO, Performance Reporting, Key Performance Indicators (KPIs), Campaign Management, Digital Marketing, Market Analysis
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: PyTorch (Machine Learning Library), Logistic Regression, Transfer Learning, Reinforcement Learning, Convolutional Neural Networks, Deep Learning, Image Analysis, Applied Machine Learning, Natural Language Processing, Machine Learning, Recurrent Neural Networks (RNNs), Artificial Neural Networks, Supervised Learning, Unsupervised Learning, Python Programming, Computer Vision, Medical Imaging
Intermediate · Course · 1 - 3 Months