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.

University of Colorado System
Skills you'll gain: Data Encryption Standard, Advanced Encryption Standard (AES), Cryptography, Encryption, Key Management, Brute-force attacks, Algorithms
★ 4.5 (284) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Nursing Management, Patient Safety, Continuous Quality Improvement (CQI), Clinical Leadership, Nursing Practices, Health Care Administration, Nursing, Nursing Care, Leadership, Collaboration, Accountability, Safety Standards
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Clinic Management Systems, Practice Management Software, Health Informatics, End User Training and Support, Health Technology, Health Care Administration, Health Administration, Clinical Data Management, Data Integration, Technical Support and Services, Systems Integration, Data Access, Dataflow
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Social Media Management, Social Media, Social Media Content, Social Media Marketing, Google Ads, Email Marketing, Social Media Strategy, Content Scheduling, Social Media Campaigns, Content Creation, Data-Driven Marketing, Customer Retention, Meta Ads Manager, Paid media, Customer Relationship Building, E-Commerce, Digital Marketing, Driving engagement, Keyword Research, Brand Marketing
★ 4.7 (36) · Beginner · Specialization · 1 - 3 Months

EC-Council
Skills you'll gain: Penetration Testing, Cybersecurity, Threat Management, Cloud Security, Mobile Security, Vulnerability Assessments, Network Security, Cyber Security Assessment, Application Security, Threat Detection, Security Testing, Cyber Attacks, Brute-force attacks, MITRE ATT&CK Framework, Encryption, Vulnerability Scanning, Cloud Computing, Exploitation techniques, Web Applications, Wireless Networks
Beginner · Course · 1 - 3 Months

Skills you'll gain: Conversion Funnel Analysis, Web Analytics, Digital Analysis, Customer Analysis, Product Management, Customer Insights, Analytics, Business Analysis, Root Cause Analysis, User Flows, Performance Analysis, Data Presentation, Performance Metric, Key Performance Indicators (KPIs), Data Collection, Regression Analysis, Event Monitoring, Data Capture, Taxonomy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Medical Records, Health Information Management and Medical Records, Health Information Management, Records Management, Medical Office Procedures, Record Keeping, Document Management, File Management, Clinical Documentation, File Systems
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Data-Driven Decision-Making, Strategic Decision-Making, Product Management, Customer Insights, Data Analysis, Forecasting, A/B Testing, Business Analytics, Analytics, Prioritization, Statistical Analysis, Business Metrics, User Research, Customer Retention, Machine Learning Methods, Root Cause Analysis, Statistical Methods, Stakeholder Communications
Intermediate · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Artificial Neural Networks, Supervised Learning, Artificial Intelligence, Convolutional Neural Networks, Applied Machine Learning, Computer Vision, Recurrent Neural Networks (RNNs), Model Training, Network Model
★ 4.2 (17) · Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Workplace inclusivity, Family and Medical Leave Act of 1993, Stress Management, Mental Health, Advocacy, Employee Assistance Programs, Disabilities, Personal Care, Occupational Health, Employee Relations, Labor Law, Mental Health Diseases and Disorders, Human Resource Policies, Preventative Care, Human Resources, Mental Health Therapies, Care Coordination, Health Care Administration
Beginner · Course · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Internet Of Things, Telecommunications, Communication Systems, Distributed Computing, Wireless Networks, Digital Communications, General Networking, Local Area Networks, Network Model, Network Routing, Routing Protocols, Network Protocols, Global Positioning Systems
★ 4.7 (72) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Test Automation, Test Case, Test Tools, Test Execution Engine, Application Programming Interface (API), System Monitoring, Restful API, Continuous Integration, Scenario Testing, Continuous Delivery, Jenkins, Continuous Monitoring, CI/CD, Test Data, Azure DevOps Pipelines, Azure DevOps, Database Management, Query Languages, Data Validation
Advanced · Course · 1 - 4 Weeks