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.

UNSW Sydney (The University of New South Wales)
Skills you'll gain: Image Analysis, Applied Machine Learning, Unsupervised Learning, Geospatial Information and Technology, Machine Learning Methods, Image Quality, Feature Engineering, Spatial Data Analysis, Spatial Analysis, Machine Learning, Machine Learning Algorithms, Dimensionality Reduction, Convolutional Neural Networks, Supervised Learning, Classification Algorithms, Probability & Statistics, Artificial Neural Networks
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Apache Airflow, Model Optimization, Data Validation, Image Analysis, Transfer Learning, Data Preprocessing, Data Integrity, Model Evaluation, Debugging, Computer Vision, PyTorch (Machine Learning Library), Data Pipelines, Feature Engineering, MLOps (Machine Learning Operations), Tensorflow, Model Training, Embeddings, Performance Tuning, Deep Learning, Digital Signal Processing
Advanced · Specialization · 3 - 6 Months
Skills you'll gain: Performance Tuning, Django (Web Framework), Authentications, Object-Relational Mapping, Cloud Hosting, User Accounts, Development Environment, Application Security, Python Programming
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Responsible AI, ChatGPT, Prompt Engineering Tools, AI literacy, Data Ethics, Generative AI, Digital pedagogy, AI Integrations, LLM Application, Educational Materials, AI Personalization, Canva (Software), Instructional Design, Communication, Data Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, Data Preprocessing, Convolutional Neural Networks, Plot (Graphics), Generative AI, Prompt Engineering Tools, Deep Learning, Unsupervised Learning, Model Evaluation, Natural Language Processing, Responsible AI, Time Series Analysis and Forecasting, Generative Model Architectures, Transfer Learning, Supervised Learning, Data Ethics, Image Analysis, LLM Application, Recurrent Neural Networks (RNNs)
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Linux Commands, Linux Administration, Linux, Cybersecurity, Serverless Computing, Linux Servers, Cyber Attacks, Cloud Computing Architecture, Operating System Administration, Cloud Computing, Information Systems Security, Open Source Technology, Unix Commands, Cloud Services, Information Technology Operations, Devops Tools, Information Technology, DevOps, Package and Software Management, Public Key Infrastructure
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Requirements Elicitation, Requirements Analysis, Stakeholder Engagement, Requirements Management, Business Analysis, Stakeholder Management, Performance Improvement, Business Requirements, Business Planning, Stakeholder Communications, Case Studies, Stakeholder Analysis, Governance, Strategic Planning, Problem Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Application Security, Java, Java Programming, Application Frameworks, Model View Controller, Security Controls, Development Environment, Web Applications, Application Programming Interface (API), Apache Maven, Authorization (Computing), Authentications, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Medical Office Procedures, Calendar Management, Scheduling, Practice Management Software, Patient Flow, Medical Terminology, Corrective and Preventive Action (CAPA), Capacity Management, Data Quality, Anomaly Detection, Continuous Quality Improvement (CQI), Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Bookkeeping, QuickBooks (Accounting Software), Accruals, Ledgers (Accounting), Month End Closing, Accrual Accounting, Accounting Software, General Ledger, Accounting Records, Accounting, Accounting and Finance Software, General Accounting
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Invoicing, Billing & Invoicing, Inventory Management, Inventory Management System, Tax Management, Accounting Software, Customer Relationship Management, Billing, Customer Relationship Management (CRM) Software, Sales Tax, Small Business Accounting, Accounting and Finance Software, Accounting, Security Controls, Payroll Systems
Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Risk Modeling, Portfolio Risk, Financial Market, Risk Management, Market Data, Risk Analysis, Probability Distribution, R (Software), Financial Data, Return On Investment, R Programming, Portfolio Management, Statistical Programming, Financial Analysis, Securities (Finance), Equities, Time Series Analysis and Forecasting, Statistical Modeling, Data Access
Intermediate · Course · 1 - 4 Weeks