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.

Universitat Autònoma de Barcelona
Skills you'll gain: Computer Security Awareness Training, Operating Systems, Computer Literacy, digital literacy, File Management, Data Security, Email Security, Information Technology, Computer Hardware, Computer Networking, Safety and Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: MITRE ATT&CK Framework, Cybersecurity, Cyber Threat Intelligence, Cyber Operations, IT Automation, Scripting, Python Programming
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Security Management, Computer Security Incident Management, Personally Identifiable Information, Data Security, Information Assurance, Security Strategy, Incident Response, Incident Management, Data Management, Auditing, Continuous Improvement Process, Business Metrics
Mixed · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Infrastructure as Code (IaC), Cloud Engineering, Serverless Computing, CI/CD, Data Infrastructure, Amazon Web Services, Data Architecture, AWS Identity and Access Management (IAM), AWS CloudFormation, Infrastructure Architecture, Security Controls, Cloud Applications, Amazon CloudWatch, Terraform
Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Clinical Data Management, Data Quality, Quality Assurance, Data Entry, Clinical Trial Management Systems, Case Report Forms, Clinical Trials, Data Cleansing, Data Management, Data Integrity, Data Collection, Data Sharing, Data Security, Patient Treatment, Continuous Monitoring, Statistical Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Enterprise Risk Management (ERM), IT Management, Data Security, Disaster Recovery, Audit Planning, Information Technology, Risk Management, Information Systems Security, Data Validation, Compliance Management, Risk Mitigation, Data Governance, Information Assurance, Security Controls, Law, Regulation, and Compliance, Auditing, Data Integrity, Personally Identifiable Information, Identity and Access Management, Business Continuity
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Supervised Learning, Deep Learning, Recurrent Neural Networks (RNNs), Machine Learning Algorithms, Model Evaluation, Exploratory Data Analysis, Dimensionality Reduction, Convolutional Neural Networks, Applied Machine Learning, Generative Adversarial Networks (GANs), Decision Tree Learning, Autoencoders, Scikit Learn (Machine Learning Library), Keras (Neural Network Library), Classification Algorithms, Artificial Neural Networks, Data Science, Machine Learning, Python Programming
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Transportation Operations, Transportation Management, Network Analysis, Operations Research, Systems Analysis, Operational Analysis, Analysis, Demand Planning, Mathematical Modeling, Econometrics, Markov Model, Behavioral Economics, Economic Development, Economics, Policy, and Social Studies, Cost Benefit Analysis, Market Dynamics, Customer Demand Planning, Probability, Social Impact, Model Evaluation
Mixed · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Model Context Protocol, AI Security, Threat Modeling, AI Workflows, Secure Coding, LLM Application, Enterprise Architecture, Generative AI Agents, Security Controls, Interoperability, Agentic systems, Generative AI
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Open Web Application Security Project (OWASP), Exploit development, Exploitation techniques, Internet Of Things, Cyber Security Assessment, Vulnerability Scanning, Vulnerability Assessments, Test Tools, USB, Embedded Systems, Network Security, Test Equipment, General Networking, Serial Peripheral Interface
Beginner · Course · 1 - 3 Months

Deep Teaching Solutions
Skills you'll gain: Prompt Engineering, Multimodal Prompts, Creative Thinking, ChatGPT, Learning Strategies, Curiosity, Critical Thinking, Generative AI, Artificial Intelligence, Constructive Feedback, Artificial Neural Networks, Technical Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache Spark, PySpark, Apache Hive, Big Data, IBM Cloud, Kubernetes, Docker (Software), Scalability, Data Processing, Development Environment, Distributed Computing, Performance Tuning, Data Transformation, Debugging
Intermediate · Course · 1 - 3 Months