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.

Macquarie University
Skills you'll gain: Marketing Analytics, Customer Insights, Marketing Effectiveness, Digital Marketing, Customer Data Management, Marketing Strategies, Social Media Marketing, Customer experience strategy (CX), Customer Relationship Management, Predictive Analytics, Consumer Behaviour, Big Data, Data Analysis, Integrated Marketing Communications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Audit Planning, Network Security, Disaster Recovery, Cyber Attacks, Business Continuity Planning, Security Testing, Digital Forensics, Infrastructure Security, Identity and Access Management, Database Management, Enterprise Architecture, Database Administration, Compliance Management, Regulatory Compliance, Auditing, Quality Assurance, Cloud Computing, OSI Models, Asset Management, Quality Management
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Digital Assets, Blockchain, Emerging Technologies, Business Transformation, Digital Transformation, Interoperability, Distributed Computing, Cryptography, Scalability, Business Strategy, Governance
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Prospecting, Lead Generation, Cross-Channel Marketing, Sales Development, Global Marketing, Communication Strategies, Customer Engagement, LinkedIn, Sales Pipelines, Sales Strategy, AI Personalization, Personalized Service, Customer Relationship Management (CRM) Software, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Diversity and Inclusion, Workplace inclusivity, Cultural Diversity, Empathy, Law, Regulation, and Compliance, Security Awareness, Advocacy, Professionalism, Conflict Management, Accountability, Investigation
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Microservices, Spring Boot, Spring Framework, IntelliJ IDEA, Java Programming, Restful API, Object Oriented Programming (OOP), Java, Application Programming Interface (API), Application Deployment, Software Architecture, API Design, Integrated Development Environments, Data Persistence, Scalability, Service Oriented Architecture, Web Applications, Application Frameworks, Software Testing, Object-Relational Mapping
Intermediate · Specialization · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Capital Markets, Financial Market, Investment Banking, Securities Trading, Investments, Market Liquidity, Private Equity, Sales, Financial Industry Regulatory Authorities, Business Acumen, Equities, Asset Management
Beginner · Course · 1 - 3 Months

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

Skills you'll gain: Responsible AI, Digital Advertising, Email Marketing, Data Ethics, Generative AI, Marketing Automation, AI Personalization, Advertising Campaigns, Marketing, Marketing Strategies, Content Creation, Keyword Research, AI Enablement, Prompt Engineering, Search Engine Optimization, Social Media Marketing, Copywriting, E-Commerce
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, OpenAI API, Generative AI, Scripting, Python Programming, Test Case, Application Programming Interface (API), Application Development, Machine Learning, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Record Keeping, Document Management, Accounting Records, Records Management, File Management, Compliance Management, Document Control, Regulatory Requirements, Regulation and Legal Compliance, Information Architecture, Auditing, Financial Regulations, Data Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Restful API, Database Design, Database Application, Databases, NoSQL, MongoDB, Back-End Web Development, Performance Tuning, API Design, Cloud Applications, Authentications, Server Side, Middleware, Scalability, Application Deployment, Web Applications, Web Development, Debugging, Javascript
Intermediate · Course · 1 - 3 Months