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.

CertNexus
Skills you'll gain: Threat Modeling, Cybersecurity, Cyber Threat Intelligence, Threat Management, Information Systems Security, Threat Detection, Security Management, Cyber Risk, Security Strategy, Cyber Security Strategy, Risk Analysis, Computer Security, Risk Mitigation, Risk Management, Network Security, Risk Management Framework, Enterprise Risk Management (ERM), Risk Appetite, Trend Analysis, Technical Documentation
Mixed · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Deep Learning, Convolutional Neural Networks, Autoencoders, Recurrent Neural Networks (RNNs), Image Analysis, Embeddings, Machine Learning Methods, Model Deployment, Applied Machine Learning, Artificial Neural Networks, Health Informatics, Unsupervised Learning, Model Evaluation, Medical Imaging, Python Programming
Advanced · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: OSI Models, Computer Networking, Teaching, TCP/IP, Student Engagement, Network Protocols, Pedagogy, Multimedia, Instructional Strategies, Cultural Diversity, Music
Beginner · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Exploratory Data Analysis, Regression Analysis, R Programming, Statistical Analysis, Statistical Modeling, Business Analytics, Analytics, Data Analysis, Statistics, Statistical Methods, Feature Engineering, Statistical Inference, Data Transformation, Model Evaluation
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Virtual Private Networks (VPN), Google Cloud Platform, Multi-Cloud, Hybrid Cloud Computing, Virtual Networking, Border Gateway Protocol, Network Infrastructure, General Networking, Wide Area Networks, Network Routing, Network Protocols, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Graph Theory, Python Programming, Data Manipulation, Algorithms, Debugging
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Data Integration, Data Analysis, Data Mining, Data-Driven Decision-Making, Data Modeling, Data Governance, Business Analytics, Data Visualization, Statistical Analysis, Dashboard, Data Warehousing, Data Security, Data Quality, Data Transformation, Data Cleansing, Data Integrity, Relational Databases, Machine Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Security Management, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 3 Months

Emory University
Skills you'll gain: Rmarkdown, Knitr, Collaborative Software, Technical Documentation, Document Management, Technical Writing, Data Sharing, R Programming, YAML, Hypertext Markup Language (HTML), File Management, Cascading Style Sheets (CSS), Version Control
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Convolutional Neural Networks, Computer Vision, Image Analysis, Keras (Neural Network Library), Artificial Neural Networks, Tensorflow, Deep Learning, Transfer Learning, Classification Algorithms, Network Architecture, Data Processing
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Kubernetes, Threat Modeling, Hardening, Verification And Validation, Google Cloud Platform, Security Controls, Vulnerability Assessments, Cloud Computing
Advanced · Project · Less Than 2 Hours

Skills you'll gain: AI Security, AI Product Strategy, AI Enablement, Responsible AI, Data Ethics, Strategic Leadership, Business Leadership, Technology Roadmaps, Data Strategy, Artificial Intelligence, Business Strategies, Strategic Thinking, Milestones (Project Management), Agile Project Management, Compliance Training, Compliance Management, Data Management, AI Orchestration, Artificial Intelligence and Machine Learning (AI/ML), Team Building
Advanced · Course · 3 - 6 Months