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: 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

Skills you'll gain: Incident Management, Incident Response, Security Management, Computer Security Incident Management, Continuous Monitoring, Infrastructure Security, Cybersecurity, Cyber Security Policies, Telecommuting, Threat Modeling, Cyber Security Strategy, Security Controls, Security Strategy, Problem Management, Security Awareness, Employee Engagement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Monitoring, Routing Protocols, Software-Defined Networking, TCP/IP, Network Routing, Open Shortest Path First (OSPF), Dynamic Host Configuration Protocol (DHCP), Network Performance Management, System Monitoring, Network Planning And Design, Disaster Recovery, Computer Networking, Network Architecture, Virtual Local Area Network (VLAN), Network Administration, Network Protocols, Border Gateway Protocol, Document Management, Software Installation
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, Private Cloud, Virtual Networking, Load Balancing, Identity and Access Management, Cloud Services
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Database Design, Google Cloud Platform, NoSQL, Data Access, Big Data, Command-Line Interface
Beginner · Project · Less Than 2 Hours

Duke University
Skills you'll gain: Telehealth, Patient Education And Counseling, Medical Telemetry, Teamwork, Patient Communication, Collaboration, Clinical Assessment, Vital Signs, Health Technology, Health Assessment, Patient Preparation, Health Informatics, Patient Treatment, Health Care, Health Systems, Telecommunications, Patient Evaluation, Care Management, Health Care Procedure and Regulation, Communication
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Product Roadmaps, Business Analysis, Requirements Management, Team Building, Business Requirements, Acceptance Testing, Business Process Modeling, Agile Methodology, Project Management Software, Business Modeling, Agile Project Management, Stakeholder Analysis, Registration, Stakeholder Communications
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Endpoint Detection and Response, Threat Management, Cyber Operations, Security Management, Threat Detection, Security Information and Event Management (SIEM), Cyber Threat Hunting, Security Strategy, Incident Response, Automation, Data Integration
Intermediate · Course · 1 - 4 Weeks

Sungkyunkwan University
Skills you'll gain: Intercultural Competence, Cultural Diversity, Culture, Research, World History
Intermediate · Course · 1 - 3 Months
Rice University
Skills you'll gain: Critical Thinking, Oral Comprehension, Vocabulary, Active Listening, Literacy, Analytical Skills, Verbal Communication Skills, English Language, Learning Strategies, Peer Review, Grammar, Organizational Skills, Communication
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: System Programming, Embedded Systems, Linux, File I/O, Linux Commands, Linux Servers, Operating Systems, Bash (Scripting Language), Shell Script, OS Process Management, Build Tools, C and C++, Cross Platform Development, Debugging, Electrical Engineering
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Eclipse (Software), Integrated Development Environments, Java Programming, Java, Object Oriented Programming (OOP), Development Environment, Software Installation, Debugging, Computer Programming
Beginner · Course · 1 - 3 Months