Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

Skills you'll gain: Network Security, Incident Response, Business Continuity, Security Controls, Disaster Recovery, Configuration Management, Governance, Cybersecurity, Security Management, Computer Security Incident Management, Cyber Attacks, Computer Security Awareness Training, Information Assurance, Data Security, Infrastructure Security, Risk Management Framework, Event Monitoring, Encryption, Role-Based Access Control (RBAC), Authorization (Computing)
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Music, Music Performance, Entrepreneurship, Intellectual Property, Digital Transformation, Marketing Communications, Marketing, Business Modeling, Revenue Management, Business Ethics, Event Management, Media Production
Mixed · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Psychology, Scientific Methods, Decision Making, Research, Critical Thinking, Human Learning, Language Disorders, Problem Solving, Mental Concentration, Cognitive flexibility, Learning Strategies, Multitasking, Emotional Intelligence, Experimentation
Beginner · Course · 3 - 6 Months

The University of Sydney
Skills you'll gain: Music, Digital pedagogy, Musical Composition, World Music, Classical Music, Education Software and Technology, Instrumental Music, Formal Learning, Creativity, Childhood Education and Development, Electronic Media
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Search Engine Optimization, Keyword Research, Web Analytics and SEO, Blogs, Content Marketing, Marketing, Product Promotion, Lead Generation, Content Creation, WordPress
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Storytelling, Content Performance Analysis, Storyboarding, Video Production, Photo/Video Production and Technology, Benchmarking, Search Engine Optimization, Video Editing, Drive Engagement, Content Strategy, Live Streaming, Keyword Research, Driving engagement, Performance Analysis, Marketing Analytics, Logo Design, Social Media Management, Web Analytics and SEO, Content Development and Management, Marketing
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Knowledge Transfer, Data Sharing, Technical Documentation, Document Management, Collaboration, Information Architecture, Productivity, Workflow Management, Content Management, Information Management, Digital Communications
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Budget Management, Budgeting, Cost Control, Variance Analysis, Operating Budget, Cost Accounting, Cost Estimation, Expense Management, Microsoft Excel, Microsoft Copilot, Financial Planning, Prompt Engineering, Data Storytelling, ChatGPT, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: No-Code Development, Vibe coding, Application Deployment, Web Design and Development, AI Enablement, Cloud Hosting, Prompt Engineering, Creative Design
Mixed · Course · 1 - 3 Months

Skills you'll gain: iOS Development, Swift Programming, Apple iOS, Core Data (Software), Data Persistence, Test Driven Development (TDD), Mobile Development, Application Design, Application Deployment, Apple Xcode, Plot (Graphics), User Interface (UI), Data Store, Model View Controller, Machine Learning Software, Software Architecture, Performance Tuning, UI Components, Real Time Data, Data Integration
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: AI Security, Data Ethics, Security Awareness, Responsible AI, Cybersecurity, Role-Based Access Control (RBAC), General Data Protection Regulation (GDPR), Cyber Risk, Human Factors (Security), Artificial Intelligence, Threat Detection, Fraud detection, Information Privacy, Anomaly Detection, Governance
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Secure Coding, API Testing, Application Programming Interface (API), Security Testing, Open Web Application Security Project (OWASP), Penetration Testing, Application Security, Restful API, Authentications, Personally Identifiable Information, Brute-force attacks, Security Engineering, Threat Modeling, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Assessments, Exploitation techniques, Data Security, Business Logic, Authorization (Computing), Cybersecurity
Intermediate · Course · 1 - 3 Months