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.

Universidad de los Andes
Skills you'll gain: IT Security Architecture, Computer Security Incident Management, Network Security, Incident Response, Cryptography, Digital Forensics, Security Requirements Analysis, Penetration Testing, Cybersecurity, Threat Detection, Cloud Security, Vulnerability Assessments, Threat Modeling, Encryption, Vulnerability Management, Exploitation techniques, Risk Management Framework, Data Security, Security Management, Personally Identifiable Information
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Selenium (Software), Jenkins, Test Script Development, CI/CD, Continuous Integration, Test Automation, Apache Maven, DevOps, Automation, Continuous Delivery, Systems Administration, JUnit, Devops Tools, Scripting, Browser Compatibility, Scalability, Distributed Computing, Git (Version Control System), Debugging
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Database Design, Database Development, Relational Databases, Database Theory, Database Architecture and Administration, Data Integrity, Database Management, Databases, Data Modeling, Cloud Computing Architecture, Data Management, Conceptual Design, Requirements Analysis
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Email Marketing, Email Automation, Marketing Automation, Content Performance Analysis, Campaign Management, A/B Testing, Data-Driven Decision-Making, Case Studies, Consumer Behaviour, Performance Analysis, Email Security, Marketing Analytics, Performance Metric, Key Performance Indicators (KPIs), E-Commerce, Automation, Product Improvement, Disaster Recovery, Recruitment, Security Awareness
Intermediate · 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

Skills you'll gain: Fraud detection, Anomaly Detection, R Programming, Credit Risk, Applied Machine Learning, Analytical Skills, Machine Learning Methods, Threat Detection, Unsupervised Learning, Risk Analysis, Advanced Analytics, Analytics, Predictive Analytics, Data-Driven Decision-Making, Supervised Learning, Big Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Data Transformation, Analytics, Data Presentation, Data Preprocessing, Data Analysis, Business Analytics, Statistical Analysis, Statistical Modeling, Data Quality, SPSS, Predictive Modeling, Workflow Management, Data Visualization Software, Regression Analysis, Artificial Neural Networks
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Prompt Engineering, Amazon Bedrock, Model Context Protocol, AI Security, AI Workflows, AI Orchestration, Generative AI, Vibe coding, Secure Coding, LLM Application, Responsible AI, Amazon Web Services, Integrated Development Environments
Beginner · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Computer Security Awareness Training, Cyber Risk, User Accounts, Exploitation techniques
Beginner · Course · 1 - 3 Months
Skills you'll gain: Incident Response, AI Security, Incident Management, Model Deployment, Site Reliability Engineering, Patch Management, MLOps (Machine Learning Operations), System Monitoring, Problem Management, Computer Security Incident Management, Responsible AI, Continuous Monitoring, Dependency Analysis, Disaster Recovery, Anomaly Detection, Application Deployment, Automation, Dashboard
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: Operating System Administration, Network Troubleshooting, Computer Networking, Information Systems Security, Cloud Management, Linux, IT Infrastructure, Cybersecurity, Microsoft Windows, Network Security, Network Protocols, TCP/IP, Application Security, Systems Administration, Remote Access Systems, Desktop Support, Technical Support, Lightweight Directory Access Protocols, Help Desk Support, Software Installation
Beginner · Professional Certificate · 3 - 6 Months