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.

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, AI Security, Prompt Patterns, Vibe coding, Agentic Workflows, Tool Calling, AI Workflows, Generative AI Agents, AI Personalization, Application Deployment, GitHub, Integrated Development Environments, Software Development Tools, Generative AI, Software Development, Web Development, Artificial Intelligence, Code Review, Front-End Web Development, Software Engineering
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Sprint Planning, Agile Methodology, User Story, Sprint Retrospectives, Backlogs, Agile Project Management, Agile Product Development, Meeting Facilitation, Continuous Improvement Process, Discussion Facilitation
★ 4.3 (50) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Business Continuity Planning, Cyber Attacks, Cybersecurity, Threat Management, Cyber Threat Intelligence, Business Continuity, Endpoint Security, Disaster Recovery, Cyber Security Policies, Cyber Governance, Vulnerability Assessments, Law, Regulation, and Compliance, Vulnerability Management, Network Security, Continuous Monitoring, Security Controls, Cloud Security, Risk Management
★ 4.6 (89) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Data Modeling, Oracle SQL Developer, Relational Databases, Database Design, Databases, SQL, Oracle Databases, Query Languages, Software Installation
★ 4.5 (31) · Intermediate · Course · 1 - 4 Weeks

Shanghai Jiao Tong University
Skills you'll gain: Combinatorics, Graph Theory, Theoretical Computer Science, Network Model, Mathematical Theory & Analysis, Advanced Mathematics, Network Analysis, Mathematics and Mathematical Modeling, Logical Reasoning, General Mathematics, Algorithms, Probability, Computer Science
★ 3.3 (204) · Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Data Warehousing, Data Architecture, Data Infrastructure, Data Storage, Database Administration, Extract, Transform, Load, Database Architecture and Administration, Data Integration, Cloud Storage, Data Mart, Data Storage Technologies, Database Design, Operational Data Store, Database Systems, Query Languages, Data Persistence, Metadata Management
★ 3.8 (69) · Beginner · Course · 1 - 4 Weeks
University of Alberta
Skills you'll gain: Requirements Analysis, Requirements Elicitation, Functional Requirement, Backlogs, User Requirements Documents, Change Control, User Story, System Requirements, Acceptance Testing, Agile Methodology, Agile Software Development
★ 4.8 (3.2K) · Mixed · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Modeling, Data Infrastructure, Information Management, Data Store, Big Data, Data Management, Database Management Systems, Real Time Data, NoSQL, Database Design, Database Management, Data Processing, Apache Hadoop, Query Languages, Relational Databases, Data Structures, Scalability, Virtual Environment
★ 4.4 (3K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Financial Market, Financial Systems, Finance, Capital Markets, General Finance, Financial Statements, Financial Management, Financial Statement Analysis, Financial Analysis, Financial Accounting, Equities, Financial Trading, Corporate Finance, Investments, Market Liquidity, Cash Flows, Balance Sheet, Income Statement, Securities Trading, Loans
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Content Scheduling, Marketing Strategies, Personalized Campaigns, Data-Driven Marketing, Promotional Strategies, Marketing Planning, Adobe Express, Marketing Strategy and Techniques, Social Media Content, Digital Marketing Campaigns, Cross-Channel Marketing, Marketing Channel, Digital Marketing, Social Media Marketing, Content Strategy, Brand Marketing, Market Research, Graphic and Visual Design, Generative AI, Performance Analysis
★ 4.8 (823) · Beginner · Specialization · 1 - 3 Months
Madecraft
Skills you'll gain: Professional Networking, Web Presence, Interviewing Skills, Strategic Sourcing, Data Science, Recruitment, Blogs, Relationship Building, Professional Development, Job Analysis, Gap Analysis, Rapport Building, Professionalism, Communication Strategies, Follow Through, Applicant Tracking Systems, Business Correspondence, Keyword Research, GitHub, Project Portfolio Management
Beginner · Course · 1 - 3 Months

Google Cloud
Beginner · Course · 1 - 3 Months