Number theory courses can help you learn prime numbers, divisibility rules, modular arithmetic, and integer properties. You can build skills in problem-solving, logical reasoning, and algorithmic thinking, that support tackling complex mathematical challenges. Many courses introduce tools like Python for implementing algorithms and mathematical software for exploring number patterns, enabling you to apply your knowledge in practical situations such as cryptography and coding theory.

Skills you'll gain: Microsoft Azure, Cloud Security, Infrastructure Security, Kubernetes, Data Security, Virtual Machines, Remote Access Systems, Role-Based Access Control (RBAC), Data Storage Technologies, Identity and Access Management, Databases, Containerization, Key Management, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure Active Directory, Authentications, Authorization (Computing), Microsoft Azure, Identity and Access Management, Active Directory, User Provisioning, Role-Based Access Control (RBAC), Single Sign-On (SSO), User Accounts, Cloud Security, Security Engineering, Multi-Factor Authentication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Scanning, Network Security, Configuration Management, System Configuration, Vulnerability Assessments, Firewall, Linux Commands, Servers, TCP/IP, Network Analysis, Software Versioning
Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Integrated Development Environments, Debugging, Microsoft Visual Studio, Unit Testing, Software Development Tools, Computer Programming Tools, Development Environment, Version Control
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: ServiceNow, Information Technology Infrastructure Library, IT Service Management, Problem Management, Service Management, Information Technology Operations, Digital Transformation, Change Control, Configuration Management, Self Service Technologies, IT Management, Automation, Problem Solving, Design, Order Fulfillment
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Canva (Software), Color Theory, Photo Editing, Scalability, Design Elements And Principles, Typography, Graphic Design, Content Creation, Content Marketing, Digital Marketing
Intermediate · Guided Project · Less Than 2 Hours

University of Pittsburgh
Skills you'll gain: Statistical Analysis, Statistical Modeling, Predictive Modeling, Data Analysis, Statistics, Integral Calculus, Probability & Statistics, Data Science, Probability Distribution, Calculus, Mathematics and Mathematical Modeling, Mathematical Theory & Analysis, Applied Mathematics, Derivatives, Mathematical Modeling, Machine Learning, Algorithms
Build toward a degree
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Version Control, GitHub, Django (Web Framework), Application Deployment, Object-Relational Mapping, Development Environment, Unit Testing, Database Development, Bootstrap (Front-End Framework), Model View Controller, Virtual Environment, Application Frameworks, PostgreSQL, HTML and CSS, Python Programming
Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Version Control, GitHub, Git (Version Control System), Issue Tracking, Software Development Tools, Collaborative Software, Software Documentation, Open Source Technology
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Stakeholder Engagement, Communication Planning, Information Management, Stakeholder Management, Project Management, Network Troubleshooting, Project Planning, Program Management, Project Coordination, Management Reporting, Agile Project Management, Knowledge Transfer, Meeting Facilitation, Communication Strategies, Communication, Agile Methodology, Risk Management, Data Integrity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Java Programming, Java, Record Keeping
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Cryptography, Cybersecurity, Network Security, Threat Modeling, Encryption, Identity and Access Management, Information Systems Security, Threat Detection, Firewall, Infrastructure Security, Security Controls, Security Strategy, Authorization (Computing), Authentications, Security Awareness, Risk Management Framework
Beginner · Course · 1 - 3 Months