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: Process Modeling, Process Mapping, Business Process Modeling, Business Analysis, Cloud-Native Computing, Data Migration, Software Architecture, Stakeholder Analysis, Network Security, Systems Design, Extract, Transform, Load, Systems Architecture, Communication Planning, Stakeholder Management, Data Integration, Test Planning, Cybersecurity, Enterprise Architecture, Software Testing, Project Management
★ 4.7 (356) · Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Cash Flow Forecasting, Variance Analysis, Bookkeeping, Reconciliation, QuickBooks (Accounting Software), Invoicing, Cash Flows, Financial Analysis, Auditing, Process Optimization, Document Management, Microsoft Excel, Data Transformation, Financial Reporting, Compliance Reporting, Compliance Management, AI Enablement, Automation, Data Validation, Process Engineering
★ 3.7 (27) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Loss Prevention, Microsoft 365, Personally Identifiable Information, Data Governance, Records Management, Cloud Security, Information Management, Data Security, Cloud Management, Document Management, Compliance Management, Security Controls, Continuous Monitoring, Governance Risk Management and Compliance, Cloud Applications, Encryption, Regulatory Compliance, Email Security, Event Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ajax, Javascript, Data Structures, Debugging, JSON, Web Development, Web Applications, Cascading Style Sheets (CSS), Computer Programming, HTML and CSS, Event-Driven Programming, Software Development, Git (Version Control System), Hypertext Markup Language (HTML), Application Programming Interface (API)
★ 4.5 (181) · Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: People Analytics, Human Resource Strategy, Human Resources Management and Planning, People Management, Human Resources, Workforce Planning, Talent Management, Organizational Effectiveness, Performance Metric, Workforce Management, Analytics, Performance Appraisal, Staff Management, Performance Measurement, Employee Performance Management, Data-Driven Decision-Making, Performance Analysis, Social Network Analysis, Performance Management, Collaboration
★ 4.6 (6.2K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Large Language Modeling, LangChain, LLM Application, OpenAI API, Hugging Face, Generative AI, OpenAI, Web Applications, Application Development, Flask (Web Framework), Python Programming, Natural Language Processing, Front-End Web Development, Image Analysis, User Interface (UI)
★ 4.6 (293) · Intermediate · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Audit Working Papers, Change Control, Internal Auditing, Systems Development, Auditors Report, Risk Management, Risk Control, FinTech, Change Management, Risk Mitigation, Emerging Technologies, Development Environment
★ 4.7 (4.1K) · Beginner · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Incident Response, Contingency Planning, Disaster Recovery, Computer Security Incident Management, Business Continuity Planning, Incident Management, Crisis Management, Cybersecurity, Business Continuity, Cyber Attacks, Risk Analysis
★ 4.8 (255) · Beginner · Course · 1 - 3 Months
STARWEAVER
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Threat Modeling, IT Security Architecture, Threat Management, Security Architecture Review, Internet Of Things, Network Security, Information Systems Security, Security Controls, Data Security, Cryptographic Protocols, Vulnerability Assessments, Risk Management Framework, Cloud Computing
★ 4.6 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, AI Orchestration, AI Workflows, LangGraph, Agentic Workflows, LangChain, Retrieval-Augmented Generation, LLM Application, Prompt Patterns, Tool Calling, Agentic systems, Multimodal Prompts, Model Context Protocol, Generative AI Agents, Generative AI, AI Security, Vector Databases, AI Integrations, OpenAI API, Software Development
★ 4.6 (1.1K) · Advanced · Professional Certificate · 3 - 6 Months

LearnKartS
Skills you'll gain: Red Hat Enterprise Linux, Linux Administration, Linux Servers, Operating System Administration, Linux Commands, Linux, Network Troubleshooting, Systems Administration, Network Administration, Network Monitoring, Technical Support and Services, System Configuration, TCP/IP, System Monitoring, IT Automation, Unix Shell, Computer Networking, Unix Commands, Command-Line Interface, Network Protocols
Intermediate · Course · 1 - 4 Weeks