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: HubSpot CRM, Marketing Planning, Timelines, Campaign Planning, Marketing Operations, Business Planning, Marketing Strategies, Project Management, Strategic Planning, Brand Strategy, Marketing Analytics, Social Media Marketing, Content Strategy, Email Marketing, Performance Measurement, Digital Marketing, Google Analytics, AI Enablement, Search Engine Optimization, Generative AI
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Data Analysis, Analytics, Data Analysis Software, Statistical Analysis, Statistical Programming, Spreadsheet Software, Analytical Skills, Exploratory Data Analysis, Descriptive Analytics, Data Cleansing, Statistical Methods, Data Collection, Advanced Analytics, Statistics, R (Software), Predictive Analytics, Query Languages, Data Visualization, Data Visualization Software
★ 3.5 (34) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Virtual Networking, Open Shortest Path First (OSPF), Computer Networking, Network Engineering, Network Planning And Design, TCP/IP, General Networking, OSI Models, Wireless Networks, Network Routing, Virtualization and Virtual Machines, Security Controls, Network Switches, Event Monitoring, Local Area Networks, Cloud Infrastructure, Puppet (Configuration Management Tool), IT Automation, Chef (Configuration Management Tool), Real Time Data
★ 4.7 (29) · Intermediate · Specialization · 1 - 3 Months

MathWorks
Skills you'll gain: Computer Vision, Model Evaluation, Image Analysis, Model Deployment, Anomaly Detection, Convolutional Neural Networks, Transfer Learning, Model Training, Fine-tuning, Deep Learning, Machine Learning Methods, Image Quality, Generative AI, Data Preprocessing, Artificial Neural Networks, Matlab, Applied Machine Learning, Machine Learning, Classification Algorithms, Software Visualization
★ 4.7 (368) · Beginner · Professional Certificate · 3 - 6 Months

Google Cloud
Skills you'll gain: Data Warehousing, Data Quality, Data Cleansing, Performance Tuning, Data Validation, Scalability, System Monitoring, Event Monitoring, Serverless Computing
★ 4.5 (1.7K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Financial Statements, Financial Statement Analysis, Working Capital, Financial Analysis, International Financial Reporting Standards, Management Accounting, Budgeting, Financial Reporting, Cost Accounting, Financial Acumen, Operating Budget, Balance Sheet, Fund Accounting, Cost Control, Asset Management, Market Liquidity, Banking, Accounting Systems, Accounting Software, Finance
Beginner · Specialization · 3 - 6 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

Board Infinity
Skills you'll gain: Restful API, Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Spring Framework, Java, Spring Boot, API Design, Application Programming Interface (API), Hibernate (Java), Data Validation, Development Testing, Verification And Validation, Authentications, Model View Controller, Back-End Web Development, Computer Programming, Code Reusability, Object-Relational Mapping, Server Side
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Persona Development, Market Intelligence, Dashboard Creation, Dashboard, Data Visualization, Qualitative Research, Competitive Intelligence, Competitive Analysis, Tidyverse (R Package), Data Storytelling, Data Presentation, Trend Analysis, Market Research, Data Ethics, Power BI, LinkedIn, Business Intelligence, Data Analysis, R Programming, Strategic Thinking
Beginner · Professional Certificate · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Agentic Workflows, Data Pipelines, CI/CD, AI Workflows, Agentic systems, Technology Roadmaps, DevOps, Build Tools, Real Time Data, Development Environment, Data Architecture, TypeScript, Software Documentation, Software Development Tools, Data Processing, Computer Programming Tools, Rust (Programming Language), Application Deployment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Data Preprocessing, Model Training, Reinforcement Learning, Model Optimization, Deep Learning, Large Language Modeling, PyTorch (Machine Learning Library), Python Programming, Applied Machine Learning, Image Analysis, Machine Learning Methods, Transfer Learning, Natural Language Processing, Tensorflow, Computer Vision, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Machine Learning Algorithms, Convolutional Neural Networks
Intermediate · Course · 3 - 6 Months

LearnQuest
Skills you'll gain: Data Visualization, Data Persistence, Big Data, Analytics, Data Processing, Data Storage Technologies, Data Strategy, Data Storage, Data Integrity, Data Management, Data Infrastructure, Unstructured Data, Data Import/Export, Real Time Data, Data Collection
★ 3.9 (31) · Mixed · Course · 1 - 4 Weeks