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: Computer Security Incident Management, Incident Management, Security Management, Digital Forensics, Disaster Recovery, Risk Management Framework, Cybersecurity, NIST 800-53, Threat Management, Risk Management, Cyber Security Policies, Security Controls, Cloud Security, Virtualization and Virtual Machines, Cloud Computing, Scenario Testing
★ 4.7 (11) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Digital Forensics, Distributed Denial-Of-Service (DDoS) Attacks, Security Information and Event Management (SIEM), Computer Security Incident Management, Incident Management, Endpoint Detection and Response, Continuous Monitoring, Cyber Operations, Event Monitoring, Endpoint Security, System Monitoring, Cyber Threat Intelligence, Anomaly Detection, Cybersecurity, Cyber Security Strategy, Threat Detection, Malware Protection, Cyber Attacks, Cyber Engineering
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Administration, Network Architecture, Hardware Troubleshooting
★ 4.6 (9) · Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Cyber Governance, Security Strategy, Security Management, Governance, Governance Risk Management and Compliance, AI Security, Cyber Security Strategy, Risk Appetite, Security Controls, Responsible AI, Risk Management Framework, Risk Management, Enterprise Security, Accountability Frameworks, Risk Analysis, Vendor Management, Accountability, Performance Metric, Disaster Recovery, Budget Management
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Usability Testing, Usability, Surveys, Software Testing, Survey Creation, User Research, UI/UX Research, User Experience Design, Software Quality (SQA/SQC), Web Content Accessibility Guidelines
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Product Roadmaps, Requirements Elicitation, Requirements Analysis, Business Analysis, Business Analysis Tools, Requirements Management, Team Building, Team Oriented, Business Requirements, Acceptance Testing, Product Management, Agile Methodology, Business Modeling, Agile Project Management, Registration, Stakeholder Communications, Communication
★ 4.9 (31) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unix, Unix Commands, Network Protocols, Unix Shell, Network Troubleshooting, TCP/IP, OS Process Management, File Management, General Networking, File Transfer Protocol (FTP), Network Administration, Network Routing, OSI Models, Computer Networking, Operating Systems, Network Security, System Programming, Communication Systems, Network Architecture
★ 5 (12) · Intermediate · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Relationship Building, Relationship Management, Psychology, Rapport Building, Social Sciences, Interpersonal Communications, Decision Intelligence, Research
★ 4.5 (24) · Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Google Cloud Platform, Looker (Software), Dataflow, Data Migration, Data Architecture, Data Infrastructure, Cloud Computing Architecture, Cloud Storage, Data Pipelines, Cloud Computing, Cloud Solutions, Data Import/Export, Data Processing, Data Storage, Site Reliability Engineering, Data Visualization, Data Storage Technologies, Cloud-Based Integration, Databases, Database Management Systems
Advanced · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Linux, Linux Administration, Operating System Administration, Linux Commands, User Accounts, Command-Line Interface, Systems Administration, Operating Systems, User Provisioning, Service Management, System Configuration, Package and Software Management, System Monitoring, Graphical Tools, Software Installation, File Management
★ 4.6 (67) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Pain Management, Psychiatry, Clinical Psychology, Mental Health Diseases and Disorders, Pharmacology, Mental Health Therapies, Public Health, Health Policy, Public Health and Disease Prevention, Gerontology, Mental Health, Pharmaceuticals, Medical Science and Research, Substance Abuse, Hospice, Medication Administration, Research, Mental and Behavioral Health, Exercise Science, Epidemiology
★ 4.7 (525) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Process Mapping, Business Process Modeling, Process Analysis, Business Process Improvement, Process Design, Business Process Management, Process Improvement, Lean Methodologies, Systems Thinking, Lean Six Sigma, Change Management, Quality Improvement, Process Flow Diagrams, Six Sigma Methodology, Stakeholder Analysis, Agile Methodology, Matrix Management, Dataflow, Prioritization, Generative AI
★ 4.5 (11) · Beginner · Course · 1 - 3 Months