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.

Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Java, Application Servers, Web Applications, Development Environment, Java Programming, Application Development, Program Development, Object Oriented Programming (OOP), Mobile Development, Computer Programming, UI Components, Event-Driven Programming, User Interface (UI), Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, PySpark, Generative AI, Large Language Modeling, Feature Engineering, Deep Learning, Text Mining, Natural Language Processing, Transfer Learning, Unstructured Data, Big Data, Artificial Intelligence and Machine Learning (AI/ML), PyTorch (Machine Learning Library), Keras (Neural Network Library), Machine Learning, Data Pipelines, Distributed Computing, Model Evaluation, Unsupervised Learning, Scalability
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Market Opportunities, AI Enablement, AI Product Strategy, Responsible AI, Artificial Intelligence, Data Ethics, Applied Machine Learning, Artificial Neural Networks, Data Science, Deep Learning, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Flow Diagrams (DFDs), Cloud Deployment, Model Deployment, Information Privacy, MLOps (Machine Learning Operations), Application Programming Interface (API), AI Product Strategy, Analysis, Data Pipelines, Feature Engineering, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, Relational Databases, Object-Relational Mapping, SQL, Data Access, Java Platform Enterprise Edition (J2EE), Databases, Data Persistence, Java, Data Manipulation, Data Mapping, Java Programming, JUnit, Object Oriented Programming (OOP), Query Languages, Database Management, Data Integrity, Database Systems, Enterprise Application Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Computer-Aided Design, Architectural Drawing, Technical Drawing, Schematic Diagrams, Electrical Wiring, Facility Management, Coordination, Requirements Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Redis, Data Persistence, Data Store, Performance Tuning, Transaction Processing, Operational Databases, Server Administration, Scalability, Scripting, Data Structures, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Financial Market, Risk Mitigation, Cash Management, Capital Markets, Financial Systems, Market Liquidity, Risk Management, International Finance, Securities Trading, Banking, Investment Banking, Market Analysis
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Apache Kafka, Multi-Tenant Cloud Environments, Data Pipelines, Real Time Data, Operational Data Store, Payment Card Industry (PCI) Data Security Standards, Data Governance, Scalability, Performance Tuning, Capacity Management, Compliance Management, Data Architecture, Application Performance Management, Governance, Apache, Cloud Storage, System Monitoring, Computer Architecture
Intermediate · Course · 1 - 4 Weeks

Case Western Reserve University
Skills you'll gain: Criminal Investigation and Forensics, Legal Proceedings, Legal Hearings, Litigation and Civil Justice, International Relations, Legal Strategy, Law, Regulation, and Compliance, Public Safety and National Security, Ethical Standards And Conduct, Case Law, Interactive Learning, Case Studies
Mixed · Course · 1 - 3 Months

Columbia University
Skills you'll gain: International Finance, Derivatives, Financial Systems, Balance Sheet, Financial Market, Payment Systems, Banking, Capital Markets, Economics, Market Liquidity, Financial Regulation, Finance, Market Dynamics
Mixed · Course · 3 - 6 Months