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: PySpark, Databricks, Apache Spark, MLOps (Machine Learning Operations), Microsoft Azure, Big Data, Data Processing, Deep Learning, Data Transformation, Model Deployment, Machine Learning Software, Model Evaluation, Machine Learning, Distributed Computing, Exploratory Data Analysis, Regression Analysis
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Interactive Data Visualization, Software Installation, Package and Software Management, R Programming, Integrated Development Environments, Cloud Development, Cloud Hosting
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Executive Presence, Leadership, Influencing, Business Leadership, Storytelling, Leadership and Management, Leadership Development, Strategic Leadership, Stakeholder Management, Stakeholder Engagement, Matrix Management, Strategic Communication, Communication, Cross-Functional Team Leadership, Communication Strategies, Composure, Relationship Building
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Azure, NoSQL, Database Administration, Data Store, Database Systems, Cloud Storage, Database Theory, Data Storage, Cloud Services, Data Storage Technologies, Data Security, Data Management, Query Languages, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Statistical Machine Learning, Data Preprocessing, Model Evaluation, PyTorch (Machine Learning Library), Statistical Methods, Probability, Probability & Statistics, Sampling (Statistics), Logistic Regression, Deep Learning, Probability Distribution, Supervised Learning, Statistics, Machine Learning Methods, Machine Learning, Agentic systems, Artificial Intelligence, Artificial Neural Networks, Algorithms, Python Programming
Intermediate · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: Search Engine Marketing, Google Ads, Search Engine Optimization, Marketing Strategies, Web Analytics and SEO, Marketing, Email Marketing, Marketing Analytics, Digital Marketing, Performance marketing, Marketing Psychology, Customer Relationship Management, Paid media, Campaign Management, Marketing Automation, Advertising Campaigns, Google Analytics, UI/UX Strategy, Social Media Marketing, Digital Advertising
Beginner · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Systems Development, Systems Development Life Cycle, Agile Methodology, Productivity Software, Data Security, Risk Management, Software Development Methodologies, Process Design, Information Systems, Workflow Management, Business Systems Analysis, Microsoft Office, E-Commerce, Microsoft Excel
Beginner · Course · 1 - 4 Weeks

Royal Holloway, University of London
Skills you'll gain: Human Factors (Security), Cyber Threat Intelligence, Cybersecurity, Cyber Attacks, Security Awareness, Social Sciences, Exploitation techniques, Culture, Psychology, Survey Creation, Research
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Real-Time Operating Systems, Embedded Software, Embedded Systems, Telecommunications, Digital Signal Processing, Performance Tuning, Digital Communications, System Programming, Debugging, C (Programming Language)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Energy and Utilities, Electrical Systems, Electric Power Systems, Electrical Power, Infrastructure Architecture, Electrical Equipment, Network Planning And Design, Interoperability, Scalability
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Customer experience strategy (CX), Service Design, Design Thinking, Change Management, Vendor Management, Social Media Campaigns, Hospitality Management, Social Media Marketing, Process Mapping, Key Performance Indicators (KPIs), Social Media, Performance Measurement, Digital Media Strategy, Business Relationship Management, Operational Efficiency, Digital Marketing, Leadership, Customer Engagement, Search Engine Optimization, Content Management
Intermediate · Specialization · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Data Integrity, Encryption, FinTech, Network Security, Transaction Processing, Emerging Technologies
Beginner · Course · 1 - 4 Weeks