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: COBOL (Programming Language), Job Control Language (JCL), IBM DB2, z/OS, Mainframe Computing, Relational Databases, File Management, Data Management, Databases, Database Management Systems, File Systems, Programming Principles, Command-Line Interface, Computer Programming
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Go (Programming Language), Object Oriented Programming (OOP), Data Management, File I/O, Algorithms, Functional Design, Data Structures, Network Protocols, System Programming, Software Design, Operating Systems, Debugging, Computer Architecture
Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Angular, Unit Testing, Test Case, JavaScript Frameworks, Web Development Tools, Open Web Application Security Project (OWASP), TypeScript, Front-End Web Development, Software Architecture, Performance Tuning, Application Performance Management, Full-Stack Web Development, Scalability, Web Development, Application Deployment, Software Design Patterns, User Interface (UI), UI Components, Maintainability, Back-End Web Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Management, Threat Detection, Infrastructure Security, Software-Defined Networking, Network Architecture, Network Planning And Design, Network Security, Cloud-Based Integration, Network Infrastructure, Internet Of Things, Multi-Cloud, Wide Area Networks, Technical Consulting, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Jenkins, Kubernetes, Docker (Software), DevOps, Devops Tools, Continuous Integration, Containerization, API Design, Application Deployment, Cloud Deployment, Amazon Web Services, Cloud Solutions, Software Development, Configuration Management, GitHub, Network Troubleshooting, Server Side, Back-End Web Development, Nginx
Beginner · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Database Design, Software Design, Application Security, Vulnerability Assessments, Unified Modeling Language, Unit Testing, Threat Modeling, Usability Testing, User Interface and User Experience (UI/UX) Design, Data Flow Diagrams (DFDs), Open Web Application Security Project (OWASP), Software Architecture, Secure Coding, Object Oriented Design, Software Design Patterns, Database Management, Security Software, Systems Design, Software Development Life Cycle, Technical Design
Beginner · Specialization · 3 - 6 Months

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

LearnKartS
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Penetration Testing, Security Testing, Cyber Security Assessment, Cyber Threat Hunting, Threat Detection, Cryptographic Protocols, Cybersecurity, Cyber Threat Intelligence, Cryptography, Exploit development, Open Web Application Security Project (OWASP), Cyber Security Strategy, Cyber Attacks, Application Security, Security Awareness, Security Controls, Data Security, Cyber Risk, Security Strategy
Beginner · Specialization · 1 - 3 Months

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

Skills you'll gain: Model Evaluation, Feature Engineering, Data Preprocessing, Financial Data, Predictive Modeling, Customer Demand Planning, Data-Driven Decision-Making, Exploratory Data Analysis, R Programming, Customer Analysis, Predictive Analytics, Profit and Loss (P&L) Management, Risk Modeling, Inventory Management System, Analytics, Advanced Analytics, Supply Chain Management, Business Analytics, Machine Learning, Business
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Mobile Banking, Risk Management, FinTech, Banking, Banking Services, Commercial Banking, Retail Banking, Cybersecurity, Financial Services, Customer experience improvement, Financial Regulation, Payment Systems, Regulatory Compliance, Lending and Underwriting, Digital Transformation, Innovation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Java Programming, Unit Testing, Java, Software Testing, Quality Assurance, Test Case, Software Development, Application Development, Data Validation, Object Oriented Programming (OOP), Debugging, User Interface (UI), Command-Line Interface, Data Modeling, Requirements Analysis
Mixed · Course · 1 - 4 Weeks