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: Technical Support, Hardware Troubleshooting, Cloud Computing, Cloud Services, Cybersecurity, Help Desk Support, System Support, Network Troubleshooting, Computer Hardware, Customer Service, General Networking, Data Storage, Issue Tracking, Operating Systems
Intermediate · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Precision Medicine, Bioinformatics, Image Analysis, Biomedical Technology, Big Data, Data Science, Data Ethics, Health Informatics, Statistical Modeling, Machine Learning, Natural Language Processing, Data Integration, Network Analysis, Graph Theory, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Authentications, AWS Identity and Access Management (IAM), User Provisioning, OAuth, User Accounts, Security Controls, Role-Based Access Control (RBAC), Authorization (Computing), Single Sign-On (SSO), Cryptographic Protocols
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Tensorflow, Keras (Neural Network Library), Model Evaluation, Deep Learning, Image Analysis, Convolutional Neural Networks, Transfer Learning, Supervised Learning, Computer Vision, Model Deployment, Artificial Neural Networks, Data Preprocessing
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Apache Kafka, Performance Metric, Live Streaming, Event-Driven Programming, Network Troubleshooting, Network Architecture
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Vulnerability Assessments, Application Security, Vulnerability Management, Secure Coding, Hardening, Security Controls, Cybersecurity, Authorization (Computing), Cryptography, System Configuration, Encryption
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Web Scraping, Data Manipulation, R Programming, Data Transformation, Data Cleansing, Big Data, Statistical Programming, Text Mining, Data Import/Export, Data Analysis, Data Structures, Performance Tuning, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, Threat Modeling, MLOps (Machine Learning Operations), Security Testing, Secure Coding, Cost Management, Data Ethics, Data Governance, Experimentation, Prompt Engineering, Application Security, CI/CD, Automation, Financial Forecasting, Compliance Management, Governance, Technical Documentation, Vulnerability Assessments, Risk Management, Stakeholder Communications
Intermediate · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Threat Modeling, Risk Management, Business Continuity Planning, Asset Protection, Risk Analysis, Business Risk Management, Risk Management Framework, Risk Mitigation, Vulnerability Assessments, Asset Management, Disaster Recovery, Security Controls
Mixed · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Operations Management, Supply Chain, Continuous Improvement Process, Operations, Process Improvement, Supply Chain Management, Quality Management, Lean Manufacturing, Business Technologies, Process Capability, Statistical Analysis, Inventory Control, Sustainable Business, Network Planning And Design, Statistical Methods, Customer Demand Planning, Vendor Contracts, Process Control, Corporate Sustainability, Program Management
Build toward a degree
Intermediate · Course · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: Blockchain, FinTech, Cryptography, Distributed Computing, Transaction Processing, Payment Systems, Emerging Technologies, Digital Assets, Software Systems, Computer Systems, Software Architecture, Data Integrity, Network Analysis, Peer Review
Beginner · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Real Time Data, Social Media Content, Social Media, Social Media Marketing, Big Data, Crisis Management, Analytics, Content Marketing, Social Media Strategy, Text Mining, Data-Driven Decision-Making, Competitive Analysis, Brand Strategy
Mixed · Course · 1 - 4 Weeks