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: AI Enablement, Business Leadership, Decision Intelligence, Strategic Leadership, Governance Risk Management and Compliance, Generative AI, Agentic Workflows, Regulatory Compliance, Generative AI Agents, Risk Control, Business Transformation, Risk Management, Business Ethics, Strategic Decision-Making, Business Analysis, Business Management, Business Planning, Artificial Intelligence, Change Management, Stakeholder Management
Intermediate · Course · 1 - 4 Weeks

Georgia Institute of Technology
Skills you'll gain: Professional Networking, LinkedIn, Web Content, Social Media Content, Instagram, Web Presence, Writing, Concision, Content Creation, Social Media, Grammar, Business Writing, Professionalism, Constructive Feedback, Writing and Editing, Relationship Building, English Language, Language Competency, Branding, Vocabulary
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), .NET Framework, JSON, ASP.NET, Application Deployment, Maintainability, File I/O, Data Persistence, Application Frameworks, Application Development, Object-Relational Mapping, Database Application, SQL, Extensible Languages and XML, Extensible Markup Language (XML), Programming Principles, Back-End Web Development, Object Oriented Programming (OOP), Object Oriented Design, Web Development
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Stored Procedure, Star Schema, Microsoft SQL Servers, Database Design, Transact-SQL, SQL, Data Integrity, Database Architecture and Administration, Transaction Processing, Database Development, Data Integration, Relational Databases, Power BI, Data Warehousing, Data Maintenance, Query Languages, Database Administration, Data Transformation, Database Systems, Data Management
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Employee Coaching, Delegation Skills, Responsible AI, Culture Transformation, People Analytics, Employee Engagement, Training and Development, People Development, Dashboard, Employee Surveys, Data Storytelling, Dashboard Creation, Coaching, Power BI, Team Performance Management, Organizational Development, Prompt Engineering, Organizational Effectiveness, Workforce Development, Human Resources
Beginner · Professional Certificate · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Virtual Networking, Cloud Infrastructure, Network Architecture, Computer Networking, Network Infrastructure, Cloud Computing Architecture, General Networking, Software-Defined Networking, Network Planning And Design, Cloud Computing, Virtualization, Network Routing, TCP/IP, Wide Area Networks, Data Centers, Network Performance Management, Network Switches, Virtual Machines, Virtualization and Virtual Machines, Python Programming
Mixed · Course · 1 - 3 Months

Skills you'll gain: Instagram, Content Performance Analysis, Social Media Content, Social Media, Content Strategy, Social Media Management, Social Media Strategy, Social Media Marketing, Content Development and Management, Content Scheduling, Brand Strategy, Driving engagement, Content Marketing, Content Creation, Drive Engagement, Growth Strategies, Target Audience, Content Optimization, Branding, Workflow Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Dataflow, Real Time Data, Event-Driven Programming, Data Pipelines, Data Processing, Distributed Computing, Scalability, Systems Architecture, Software Architecture, DevOps, Docker (Software), Data Persistence, Configuration Management
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Restful API, Web Services, Hypertext Markup Language (HTML), HTML and CSS, Java Platform Enterprise Edition (J2EE), Software Design, Java, Extensible Markup Language (XML), Application Programming Interface (API), API Design, Object Oriented Design, Software Design Patterns, Software Architecture, Web Design, Web Design and Development, Web Applications, Front-End Web Development, Web Development, Program Development
Beginner · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Endpoint Detection and Response, Cyber Operations, Cybersecurity, Cyber Security Policies, Security Management, Digital Forensics
Beginner · Course · 1 - 4 Weeks

The University of Sydney
Skills you'll gain: Blockchain, Distributed Computing, Network Security, Cryptographic Protocols, Scalability, Transaction Processing, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apple iOS, Apple Xcode, iOS Development, Swift Programming, Image Analysis, OpenAI API, Artificial Intelligence and Machine Learning (AI/ML), Computer Vision, Large Language Modeling, Natural Language Processing, Machine Learning Methods, Knowledge of Apple Software, Machine Learning Software, Apple Hardware proficiency, LLM Application, Application Development, Applied Machine Learning, OpenAI, AI Integrations, Machine Learning
Intermediate · Course · 1 - 3 Months