Information retrieval courses can help you learn search algorithms, indexing techniques, and data mining strategies. You can build skills in evaluating search results, optimizing query performance, and understanding user intent. Many courses introduce tools like Elasticsearch, Apache Solr, and various machine learning libraries, showing how these technologies enhance information retrieval processes and improve the accuracy of search results.

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Internet Of Things, Wireless Networks, General Networking, Emerging Technologies, Embedded Software, Communication Systems, Electronic Hardware, Embedded Systems, Information Technology Architecture, Computer Programming Tools, Python Programming, Problem Solving
Beginner · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: Endpoint Security, Database Systems, Computer Security Incident Management, Security Management, Ubuntu, Routing Protocols, Database Design, Application Development, Network Architecture, Linux Commands, TCP/IP, Operating Systems, Database Theory, Web Design and Development, Cascading Style Sheets (CSS), Web Development, Data Structures, Python Programming, Data Analysis, Software Development
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Azure Active Directory, Active Directory, Regulatory Compliance, Microsoft Azure, Security Controls, Identity and Access Management, Security Information and Event Management (SIEM), Generative AI, Cloud Security, Data Governance, Authentications, Network Security, Role-Based Access Control (RBAC), Data Security, Scenario Testing, Threat Detection, Multi-Factor Authentication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Bash (Scripting Language), Shell Script, Linux Commands, Scripting, Linux, Linux Administration, Unix Commands, Unix, Command-Line Interface, Remote Access Systems, OS Process Management, File Management, Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: OS Process Management, Cloud Platforms
Intermediate · Course · 1 - 3 Months
Starweaver
Skills you'll gain: Cyber Governance, Cyber Security Strategy, Cybersecurity, Strategic Leadership, Cyber Risk, Strategic Communication, Safety Culture, Stakeholder Communications, Business Leadership, Security Management, Governance, IT Management, Communication Strategies, Computer Security Awareness Training, Security Awareness, Culture Transformation, Performance Metric, Communication, Business Metrics, Employee Training
Advanced · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Threat Modeling, Threat Detection, Cyber Operations, Cybersecurity, Security Information and Event Management (SIEM), Incident Response, Security Management, Computer Security Incident Management, Cyber Attacks, Event Monitoring, Network Monitoring, Automation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Vulnerability Assessments, Cyber Security Assessment, Exploitation techniques, Malware Protection, Mobile Security, Cyber Operations, Scripting, Android (Operating System), Command-Line Interface, Authentications, Network Analysis, Automation, Virtual Environment
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Metasploit, Penetration Testing, Exploitation techniques, Cyber Security Assessment, Network Security, Remote Access Systems, Network Protocols, Command-Line Interface, Network Analysis, Microsoft Windows
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Zero Trust Network Access, Cloud Computing Architecture, Serverless Computing, Cloud Management, Virtual Private Networks (VPN), General Networking, Identity and Access Management, Role-Based Access Control (RBAC), Containerization
Beginner · Course · 3 - 6 Months

Skills you'll gain: Information Technology Infrastructure Library, Service Management, Customer experience improvement, IT Service Management, Change Control, IT Management, Information Technology Architecture, Security Management, Enterprise Architecture, Continuous Improvement Process, Service Design, Agile Methodology, Governance, Risk Management Framework, Organizational Structure, IT Infrastructure, Strategic Partnership, Information Management, IT Security Architecture, Information Technology
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Azure, Cloud Services, Virtualization, Cloud Computing, Virtual Machines, Cloud Platforms, Cloud Storage, Cloud Infrastructure, Virtual Private Networks (VPN), Public Cloud, General Networking, Database Management Systems, Scalability
Beginner · Course · 1 - 4 Weeks