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: Content Performance Analysis, Content Optimization, Web Analytics and SEO, Content Creation, Web Content, Search Engine Optimization, Performance Analysis, Digital Publishing, Content Marketing, Driving engagement, Content Management Systems, Web Analytics, Performance Measurement, Performance Metric, Performance Improvement, Data-Driven Marketing, Copywriting, Process Optimization, Benchmarking, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps Pipelines, CI/CD, Authorization (Computing), Package and Software Management, Infrastructure as Code (IaC), Continuous Delivery, Authentications, Application Deployment, Azure DevOps, Continuous Integration, Cloud Deployment, DevSecOps, DevOps, OAuth, Security Controls, GitHub, Continuous Deployment, Git (Version Control System), Agile Methodology, Performance Tuning
★ 5 (6) · Advanced · Specialization · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Team Building, Employee Coaching, Team Collaboration, Management Training And Development, Employee Onboarding, Team Management, Team Leadership, Talent Recruitment, Coaching, Human Resources Management and Planning, Team Performance Management, Collaboration, Initiative and Leadership, Recruitment, Recruitment Strategies, Product Management, Cross-Functional Collaboration, Constructive Feedback, Product Strategy, Empowerment
Intermediate · Specialization · 1 - 3 Months

Splunk Inc.
Skills you'll gain: Splunk, Correlation Analysis, Performance Tuning, Model Optimization, Data Manipulation, Analysis, Data Analysis, Data Modeling, Big Data, Transaction Processing, Data Integration, Data Science, Business Analytics, Data Visualization
★ 4.6 (52) · Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Regulatory Compliance, Agentic Workflows
★ 3.9 (8) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Milestones (Project Management), Backlogs, Scope Management, Agile Project Management, Program Standards, Project Scoping, Sprint Retrospectives, Project Documentation, Project Risk Management, Project Planning, Requirements Analysis, Stakeholder Analysis, Agile Methodology, Project Management, Communication Planning, Quality Assessment, Sprint Planning, Project Management Life Cycle, Program Management, Organizational Structure
★ 5 (826) · Beginner · Professional Certificate · 3 - 6 Months

Scrimba
Skills you'll gain: AI Security, Generative AI Agents, Agentic Workflows, LLM Application, AI Personalization, AI Integrations, Agentic systems, Cloud Hosting, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Cloud Deployment, Generative AI, Application Deployment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Fine-tuning, PyTorch (Machine Learning Library), Recurrent Neural Networks (RNNs), Model Training, Transfer Learning, Generative AI, Large Language Modeling, Natural Language Processing, Hugging Face, Generative Model Architectures, Data Preprocessing, Model Optimization, Data Processing, Deep Learning, Artificial Neural Networks, Machine Learning, Machine Learning Algorithms
Advanced · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Supply Chain Management, Supply Chain, Supply Chain Systems, Manufacturing Operations, Operations Management, Operations, Supply Chain Planning, Business Operations, Inventory Management System, Operational Efficiency, Production Process, Inventory Control, Inventory and Warehousing, Operational Analysis, Logistics, Internal Communications, Process Analysis, Operational Excellence, Lean Six Sigma, Complex Problem Solving
★ 4.8 (40) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data-Driven Marketing, Dashboard Creation, A/B Testing, Predictive Modeling, Data Validation, Predictive Analytics, Analytics, Campaign Management, Web Analytics, Verification And Validation, Real Time Data, Management Reporting, Model Evaluation, Scheduling
Beginner · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Professional Development, Human Resources, Human Resources Management and Planning, HR Tech, Human Resource Strategy, Culture Transformation, Organizational Change, Leadership Development, Organizational Development, Professional Networking, Lifelong Learning, Time Management, Learning Strategies, Branding
★ 4.4 (33) · Intermediate · Course · 1 - 4 Weeks

★ 5 (9) · Advanced · Course · 1 - 3 Months