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.

Imperial College London
Skills you'll gain: Generative AI, Tensorflow, Autoencoders, Generative Model Architectures, Bayesian Network, Deep Learning, Image Analysis, Bayesian Statistics, Model Optimization, Probability Distribution, Model Training, Sampling (Statistics), Data Transformation
★ 4.7 (109) · Advanced · Course · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Blockchain, FinTech, Cryptography, Distributed Computing, Transaction Processing, Payment Systems, Cryptographic Protocols, Emerging Technologies, Digital Assets, Digital Transformation, Software Architecture, Data Integrity, Network Analysis
★ 4.2 (180) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Intune (Mobile Device Management Software), Endpoint Security, Microsoft Windows, Authentications, Application Deployment, Operating System Administration, Cyber Security Policies, Azure Active Directory, Group Policy, Enterprise Application Management, Identity and Access Management, Security Controls, Cloud Deployment, Cloud Applications, Enterprise Security, Mobile Security, Endpoint Detection and Response, System Configuration, Security Management, User Provisioning
★ 4.8 (35) · Intermediate · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Machine Learning Methods, Artificial Intelligence and Machine Learning (AI/ML), AI Enablement, AI powered creativity, Precision Medicine, Generative AI, Machine Learning, AI literacy, Artificial Intelligence, Machine Learning Algorithms, Transfer Learning, Biomedical Engineering, Control Systems, Model Optimization, Energy and Utilities, Image Analysis, AI Workflows, Robotics, Deep Learning, Medical Imaging
★ 4.5 (210) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Medical Office Procedures, Calendar Management, Scheduling, Practice Management Software, Patient Flow, Medical Terminology, Corrective and Preventive Action (CAPA), Capacity Management, Data Quality, Anomaly Detection, Continuous Quality Improvement (CQI), Data Validation
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Risk Management Framework, Infrastructure Security, Cyber Security Policies, Continuous Monitoring, Cyber Security Assessment, Security Management, Cyber Governance, Cybersecurity, Cyber Security Strategy, Cyber Risk, Computer Security, Scenario Testing, Dependency Analysis
★ 4.6 (181) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Social Media Analytics, Social Media Marketing, Business Intelligence, Predictive Modeling, Dashboard Creation, Predictive Analytics, Customer Analysis, Case Studies, Advanced Analytics, Business Strategies
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Algorithms, Graph Theory, Theoretical Computer Science, Network Routing, Computational Thinking, Data Structures, Computer Science
★ 4.8 (832) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Analytics, Business Intelligence, Predictive Modeling, Google Analytics, Customer Analysis, Analytics, Model Evaluation, Predictive Analytics, Customer Insights, Data Validation, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Governance, Security Strategy, Security Management, Incident Management, Cyber Security Strategy, Business Continuity Planning, IT Security Architecture, Computer Security Incident Management, Business Continuity, Disaster Recovery, Cyber Security Policies, Incident Response, Data Governance, IT Management, Cybersecurity, Contingency Planning, Governance, Cyber Risk, Leadership Studies, Leadership
★ 4.5 (151) · Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: R (Software), Tidyverse (R Package), Web Scraping, Data Manipulation, Data Wrangling, R Programming, Data Transformation, Memory Management, Data Cleansing, Data Science, Statistical Programming, Data Integration, Data Processing, grep, Text Mining, Data Import/Export, Web Services, Data Analysis, Data Structures
★ 4.3 (1.2K) · Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: NIST 800-53, Security Controls, Security Requirements Analysis, Continuous Monitoring, Cyber Security Policies, Information Assurance, Information Systems Security, Cyber Security Assessment, Personally Identifiable Information, Data Security, Multi-Factor Authentication, Computer Security Awareness Training, Document Management, System Monitoring, Identity and Access Management, Authentications, Cryptography, Encryption
★ 4.6 (55) · Mixed · Course · 1 - 3 Months