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.

Institut Mines-Télécom
Skills you'll gain: Oral Expression, Concision, Verbal Communication Skills, Public Speaking, Media and Communications, Interviewing Skills, Public Relations, Communication, Research, Persuasive Communication, Communication Strategies, Rapport Building, General Networking
Beginner · Course · 1 - 3 Months
Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Network Planning And Design, Virtual Private Networks (VPN), Network Troubleshooting, Routing Protocols, Border Gateway Protocol, Network Engineering, Computer Networking, Network Administration, Open Shortest Path First (OSPF), Network Routers, Wide Area Networks, Network Monitoring, Network Routing, TCP/IP, Network Performance Management, Network Protocols, Service Level Agreement, Service Level, Network Architecture
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Social Media Marketing, Social Media, Social Media Strategy, Social Media Campaigns, Instagram, Facebook, Brand Awareness, Marketing, Content Marketing, Marketing Strategy and Techniques, Marketing Analytics, Web Analytics, Drive Engagement, Business
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Risk Management, Governance, ISO/IEC 27001, Enterprise Risk Management (ERM), Cyber Governance, NIST 800-53, Cyber Risk, Compliance Management, Security Controls, Program Implementation, Regulatory Compliance, Cybersecurity, Cyber Security Strategy, Business Continuity, Asset Management
Intermediate · Course · 1 - 3 Months

FAIR Institute
Skills you'll gain: Risk Analysis, Cyber Risk, Cyber Threat Intelligence, Threat Modeling, Cyber Security Strategy, Governance, Risk Management, Enterprise Risk Management (ERM), Strategic Decision-Making, Risk Mitigation, Business Risk Management, Strategic Prioritization, Compliance Reporting, Management Reporting, Business Communication
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Load Balancing, Hybrid Cloud Computing, Google Cloud Platform, Virtual Networking, Cloud Computing, Cloud Management, Network Performance Management, Performance Tuning, Cloud Security, TCP/IP, Scalability
Intermediate · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Matplotlib, Data Visualization, Tensorflow, NumPy, Pandas (Python Package), Object Oriented Programming (OOP), Seaborn, Python Programming, Keras (Neural Network Library), Scikit Learn (Machine Learning Library), Data Manipulation
Beginner · Course · 1 - 3 Months

Pontificia Universidad Católica del Perú
Skills you'll gain: User Story, Functional Requirement, Requirements Analysis, User Requirements Documents, System Requirements, Software Documentation, Technical Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: R Programming, Ggplot2, Data Visualization, Data Manipulation, Exploratory Data Analysis, Statistical Programming, Data Science, Tidyverse (R Package), Statistical Modeling, Data Analysis, Regression Analysis, Data Structures, Statistical Analysis, Descriptive Statistics, Programming Principles, Data Transformation, Probability & Statistics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hardening, Linux Administration, System Monitoring, Linux Commands, Performance Tuning, Linux, Systems Administration, File Management, Network Troubleshooting, Unix Commands, Debugging, Service Management, User Accounts, OS Process Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Agentic Workflows, AI Orchestration, Generative AI Agents, Anthropic Claude, Prompt Engineering, Tool Calling, Generative AI, Automation, Scalability, Application Programming Interface (API), Servers, Python Programming
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: CI/CD, Jenkins, Docker (Software), Kubernetes, Containerization, Scalability, Application Deployment, Cloud Deployment, Spring Framework, Spring Boot, DevOps, Prometheus (Software), Amazon CloudWatch, AWS Identity and Access Management (IAM), OAuth, System Monitoring
Advanced · Course · 1 - 4 Weeks