CompTIA Security+ courses can help you learn network security, risk management, cryptography, and identity management. You can build skills in threat analysis, incident response, and implementing security controls to protect sensitive information. Many courses introduce tools like firewalls, intrusion detection systems, and vulnerability assessment software, showing how these tools are applied to safeguard networks and data against potential threats.

Alibaba Cloud Academy
Skills you'll gain: Relational Databases, Load Balancing, Cloud Management, Cloud Computing, Cloud Hosting, Databases, Database Management, Cloud Infrastructure, Cloud Platforms, Cloud Services, Cloud Computing Architecture, Public Cloud, Cloud Solutions, Cloud Security, Data Security, Servers, Cloud Deployment, Cloud Storage, Web Servers, Data Storage
★ 4.7 (101) · Beginner · Course · 1 - 3 Months
Microsoft
Skills you'll gain: Fine-tuning, Generative AI, Model Optimization, Large Language Modeling, Data Ethics, LLM Application, Responsible AI, Feature Engineering, AI Security, Advertising, Marketing, Anomaly Detection, Data Synthesis, Information Privacy
★ 4.5 (29) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Cyber Threat Hunting, Incident Response, Computer Security Incident Management, Cybersecurity, Network Security, Cyber Security Policies, Cyber Operations, Cyber Attacks, Cyber Security Strategy, Threat Detection, Security Controls, Cyber Security Assessment, Threat Management, Intrusion Detection and Prevention, Computer Security, Firewall, Security Information and Event Management (SIEM), Continuous Monitoring, Event Monitoring, Endpoint Security
★ 4.8 (8) · Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: File Systems, Digital Forensics, Microsoft Windows, File Management, Operating Systems, Data Structures, Data Validation, Data Storage Technologies, Data Storage, Computer Hardware, Digital Analysis
★ 4.7 (89) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Remote Access Systems, Linux, Restful API, Web Applications, Security Controls, Internet Of Things, Embedded Systems, Application Programming Interface (API), Robotics, Linux Commands, Command-Line Interface, Electronics, Electronic Hardware, Product Automation, System Configuration, Python Programming, Electronic Components, Software Installation, Peripheral Devices
★ 4.8 (56) · Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Virtual Local Area Network (VLAN), Network Security, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Network Architecture, TCP/IP, Routing Protocols, Network Switches, Network Routing, Open Shortest Path First (OSPF), Wireless Networks, Network Support, Network Routers, Virtual Networking, Ansible, General Networking, Network Infrastructure, Software-Defined Networking, Network Planning And Design, Virtual Private Networks (VPN)
★ 4.1 (22) · Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Cyber Security Assessment, Security Testing, Cybersecurity, Vulnerability Scanning, Cyber Operations, Cyber Threat Intelligence, Cyber Threat Hunting, Scenario Testing, Cyber Security Strategy, Exploitation techniques, Cyber Attacks, Problem Solving, Simulations
★ 4.7 (66) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Vulnerability Management, Cybersecurity, AI Security, Data Persistence, Incident Management, Technical Communication, Risk Analysis
★ 4.8 (19) · Advanced · Course · 1 - 3 Months
Skills you'll gain: File Systems, Operating Systems, File Management, Computer Programming Tools, Data Integrity, Debugging, File I/O, C and C++, Systems Design, Data Maintenance, Data Storage Technologies, System Software, Distributed Computing, Data Storage, C (Programming Language), System Programming, Computer Systems, Data Persistence, Command-Line Interface, Data Security
★ 4.7 (76) · Intermediate · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: International Relations, Public Policies, Social Studies, Economics, Policy, and Social Studies, Political Sciences, Financial Policy, International Finance, Diplomacy, Economics, World History, Economic Development, European History, Policy Development, Policy Analysis, Public Affairs, Technology Strategies, Public Safety and National Security, Lobbying, Governance, Security Strategy
★ 4.4 (29) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cyber Security Assessment, Cybersecurity, Scenario Testing, Simulations, Infrastructure Security, Computer Security Incident Management, Incident Response, Security Controls, Network Security, Role-Based Access Control (RBAC), Risk Management Framework, Disaster Recovery, Encryption
★ 4.6 (48) · Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: AI Security, Vector Databases, Responsible AI, Data Strategy, Data Ethics, Data Management, Data Security, Generative AI, Generative AI Agents, Data Mapping, AI Integrations, Data Governance, Containerization, Data Architecture, Retrieval-Augmented Generation, Interoperability, Enterprise Architecture, Metadata Management, Data Pipelines, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.6 (14) · Intermediate · Specialization · 1 - 3 Months