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.

John Wiley & Sons
Skills you'll gain: Animations, Post-Production, Motion Graphics, Photo/Video Production and Technology, Scripting, 3D Assets, 3D Modeling, Scripting Languages, Python Programming, Editing, Timelines, Simulations, Game Design, Design, Design Elements And Principles
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Presentations, Public Speaking, Verbal Communication Skills, Oral Expression, Communication, Target Audience, Storytelling, Driving engagement, Collaboration, Non-Verbal Communication, Composure, Organizational Structure, Discussion Facilitation, Stress Management
★ 4.6 (438) · Beginner · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Cyber Threat Intelligence, Security Management, Internet Of Things, Incident Response, Risk Management, Computer Security Incident Management, Cyber Security Policies, IT Management, Cyber Security Strategy, Cyber Governance, Risk Management Framework, Human Factors (Security), Business Risk Management, Cybersecurity, Incident Management, Threat Management, Security Awareness, Mobile Security, Cyber Attacks, Information Systems Security
★ 4.5 (2.8K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Malware Protection, Exploitation techniques, Threat Detection, Virtual Machines, Microarchitecture, Debugging, System Programming, Windows PowerShell, Virtual Environment, Programming Principles, Excel Macros, Linux
★ 4.5 (89) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Node.JS, Restful API, Database Design, Front-End Web Development, React Redux, Ajax, Database Development, Database Application, Server Side, Back-End Web Development, NoSQL, Javascript, Full-Stack Web Development, React.js, Performance Tuning, API Design, Data Structures, MongoDB, Debugging, JavaScript Frameworks
★ 4.4 (1.5K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: PyTorch (Machine Learning Library), Applied Machine Learning, Regression Analysis, Tensorflow, Supervised Learning, Deep Learning, Predictive Modeling, Machine Learning, Statistical Methods, Data Processing, Probability & Statistics
★ 4.4 (1.9K) · Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Blogs, Search Engine Marketing, Media Relations, Content Creation, Online Advertising, Digital Content, Press Releases, Social Media Marketing, Digital Media Strategy, Content Marketing, Marketing Communications, Digital Advertising, Driving engagement, Digital Marketing, Multimedia, Social Media Content, Brand Management, Public Relations, Social Media, Web Analytics and SEO
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Power BI, Dashboard Creation, Microsoft Excel, Data Visualization, Model Optimization, Advanced Analytics, Data Integrity, Data Analysis, Snowflake Schema, Statistical Visualization, Data Storage, Data Quality, Database Design, Microsoft Power Platform, Business Intelligence, Analytics, Statistical Analysis, Data Analysis Software, Business Intelligence Software, SQL
★ 4.6 (9.5K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Kubernetes, Hardening, DevSecOps, Disaster Recovery, Key Management, Cloud Security, Data Security, Encryption, Multi-Cloud, Security Controls, Cloud-Native Computing, Role-Based Access Control (RBAC), Containerization, Data Storage Technologies, Information Assurance, Authorization (Computing), IT General Controls (ITGC), Auditing, Network Troubleshooting, AWS CloudFormation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Professional Networking, Interviewing Skills, Professional Development, Presentations, Data Science, Writing, Business Research, Portfolio Management, Oral Expression, Problem Solving, Communication
★ 4.7 (407) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Value Propositions, Strategic Thinking, Target Market, Strategic Decision-Making, Product Marketing, Go To Market Strategy, Strategic Marketing, Data-Driven Marketing, Marketing Planning, Content Performance Analysis, Content Marketing, Competitive Analysis, Marketing Strategy and Techniques, Brand Strategy, Product Strategy, Constructive Feedback, Campaign Planning, Content Strategy, Copywriting, Target Audience
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, LangChain, Prompt Patterns, LLM Application, Generative AI, Generative AI Agents, Tool Calling, AI Workflows, Large Language Modeling, AI Integrations, Model Evaluation, Flask (Web Framework), Agentic systems, Software Development
★ 4.6 (578) · Intermediate · Course · 1 - 4 Weeks