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.

Coursera
Skills you'll gain: Fine-tuning, Natural Language Processing, Model Training, Data Wrangling, Data Pipelines
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Requirements Analysis, Security Requirements Analysis, Requirements Elicitation, Goal Setting, User Requirements Documents, Unified Modeling Language, Meeting Facilitation, Conflict Management, Discussion Facilitation, System Requirements, Risk Management Framework, Negotiation, Security Awareness
★ 4.7 (66) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Responsible AI, MITRE ATT&CK Framework, Cyber Security Strategy, Data Ethics, Cyber Security Assessment, Cybersecurity, Penetration Testing, IT Security Architecture, Cyber Risk, Data Loss Prevention, Vulnerability Assessments, Exploitation techniques, Data Security, Incident Response, Tensorflow
Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Infectious Diseases, Microbiology, Immunology, Pathology, Infection Control, Pharmacology, Epidemiology, Public Health and Disease Prevention, Preventative Care, Biology, Cell Biology
★ 4.7 (54) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Security Assessment, Endpoint Security, Information Technology, Data Security, Network Security, Cloud Security, Personally Identifiable Information, Information Privacy, Linux Administration, Firewall, Cybersecurity, Linux, Network Administration, System Configuration, Security Controls, Cyber Threat Intelligence, Cyber Security Policies, Cyber Security Strategy, Microsoft Windows, Good Clinical Practices (GCP)
Beginner · Course · 3 - 6 Months

Skills you'll gain: Technical Communication, Language Competency, English Language, Health Technology, Telecommuting, Language Learning, End User Training and Support, Vocabulary, Oral Comprehension, Education Software and Technology, Grammar, Data Security
★ 4.1 (18) · Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Continuous Improvement Process, Continuous Quality Improvement (CQI), Student-Centred Learning, Innovation, Education and Training, Process Improvement, Instructional Strategies, Program Evaluation, International Relations, Initiative and Leadership, Open Mindset, Systems Thinking, Policy Analysis, Leadership, Empowerment, Community Development, Collaboration, World History, Leadership and Management, Critical Thinking
★ 4.8 (72) · Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: PHP (Scripting Language), Model View Controller, Restful API, Secure Coding, Web Development, Object-Relational Mapping, Web Applications, Full-Stack Web Development, Development Environment, Software Testing, Development Testing, Back-End Web Development, Security Controls, API Design, Application Frameworks, Database Management, Web Frameworks, Application Programming Interface (API), Application Security, Database Development
★ 4.2 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Delegation Skills, Accountability Frameworks, Accountability, Conflict Management, Smart Goals, Goal Setting, Team Building, Team Performance Management, Expectation Management, Team Management, Communication, Follow Through, Productivity, Team Leadership, Management Training And Development, Constructive Feedback, Employee Performance Management, Case Studies, Performance Management
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Web Scraping, JSON, Extensible Markup Language (XML), Network Protocols, Web Services, Data Access, Application Programming Interface (API), Restful API, Data Processing, Python Programming, Development Environment, Software Installation
★ 4.3 (8) · Mixed · Course · 1 - 3 Months

University of Houston
Skills you'll gain: Value-Based Care, ICD Coding (ICD-9/ICD-10), Medical Billing and Coding, Medical Coding, CPT Coding, Managed Care, Medical Billing, Revenue Cycle Management, Health Information Management, Health Systems, Health Policy, Health Care, Health Care Procedure and Regulation, Medicare, Risk Analysis, Regulatory Compliance, Health Education, Public Health
★ 4.4 (47) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Firewall, Google Cloud Platform, Virtual Machines, Virtual Networking, Cloud Hosting, Network Security, General Networking, Network Administration
Beginner · Project · Less Than 2 Hours