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.

The Hong Kong University of Science and Technology
Skills you'll gain: Governance Risk Management and Compliance, Regulatory Compliance, Business Continuity Planning, Compliance Management, Financial Regulation, Disaster Recovery, Risk Management Framework, Financial Controls, Operational Risk, Financial Services, Business Continuity, Financial Regulations, Security Management, Risk Management, Business Risk Management, Information Technology, Risk Control, Governance, Regulatory Requirements, Contingency Planning
★ 4.7 (226) · Beginner · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Market Analysis, Entrepreneurship, Market Opportunities, Market Research, User Feedback, Business Modeling, User Research, New Product Development, Marketing, Product Development, Business Planning, Digital Marketing, New Business Development, Innovation, Business Development, Business Strategies, Ideation, Scalability, Entrepreneurial Finance, Business Strategy
★ 4.8 (614) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Power Platform, Power Platform Architecture & Technical Design, No-Code Development, Data Integration, Data Store, Data Access, Database Management Systems, Application Development, Case Studies, Business Solutions, Data Security, Value Propositions
★ 4.5 (195) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Verification And Validation, Health Systems, Systems Engineering, Healthcare Industry Knowledge, Health Care, Systems Integration, System Requirements, Requirements Analysis, Enterprise Architecture, Solution Design, Application Deployment
★ 4.7 (307) · Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Dashboard Creation, Data Ethics, Predictive Modeling, No-Code Development, Model Deployment, Data Visualization, Data Presentation, Responsible AI, Data-Driven Decision-Making, Interactive Data Visualization, Advanced Analytics, Product Improvement, Business Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Business Analytics, AI Enablement, Data Cleansing, Business Metrics, Predictive Analytics, Data Architecture
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, Network Security, Network Analysis, Network Protocols, Active Directory, Lightweight Directory Access Protocols
★ 4.6 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Training, Model Optimization, Analysis, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

ISC2
Skills you'll gain: Cryptography, Key Management, Public Key Infrastructure, Encryption, Cryptographic Protocols, Data Security, Public Key Cryptography Standards (PKCS), Cybersecurity, Authentications, Brute-force attacks, Data Integrity, Algorithms
★ 4.8 (95) · Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Penetration Testing, Threat Detection, Vulnerability Assessments, Cybersecurity, Exploitation techniques, Vulnerability Management, Risk Management Framework, Cyber Attacks, Cyber Threat Intelligence, Cyber Risk, Human Factors (Security), Application Servers, Web Servers
★ 4.6 (130) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Governance, Role-Based Access Control (RBAC), Risking, Responsible AI, Governance, Data Management, Generative AI, Security Controls, AI Security, Data Quality, Data Access, Identity and Access Management, Benchmarking, Gap Analysis, Accountability, Analysis, Quality Assurance and Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Root Cause Analysis, Data Ethics, Responsible AI, Law, Regulation, and Compliance, Retrieval-Augmented Generation, LLM Application, Operations Research, Regulatory Compliance, Strategic Decision-Making, Apache Kafka, Pareto Chart, Operational Analysis, Decision Intelligence, Stakeholder Communications, Revenue Management, Large Language Modeling, Real Time Data, Statistical Inference, General Data Protection Regulation (GDPR), Reinforcement Learning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Data-Driven Marketing, Personalized Campaigns, Prompt Engineering Tools, Prompt Patterns, Marketing Automation, Marketing Operations, AI Personalization, Marketing Effectiveness, Content Marketing, Campaign Planning, Social Media Campaigns, Content Performance Analysis, Marketing Strategies, Agentic Workflows, Marketing Analytics, Customer Relationship Management (CRM) Software, Customer Relationship Management, Data-Driven Decision-Making, Driving engagement
Intermediate · Course · 1 - 4 Weeks