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.

University of Colorado Boulder
Skills you'll gain: Virtual Networking, Linux Administration, Network Troubleshooting, Linux, Kubernetes, Network Architecture, Network Administration, Linux Commands, Computer Networking, Network Engineering, Linux Servers, Docker (Software), TCP/IP, Network Routers, Network Routing, Routing Protocols, Containerization, Network Switches, Firewall, Virtualization
★ 4.6 (37) · Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica del Perú
Skills you'll gain: User Story, Functional Requirement, Requirements Analysis, User Requirements Documents, Functional Specification, Requirements Elicitation, System Requirements, Software Documentation, Technical Communication
★ 5 (23) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Salesforce, Salesforce Development, User Provisioning, Identity and Access Management, Enterprise Application Management, Application Deployment, Security Management, Security Controls, Data Management, Customer Relationship Management (CRM) Software, Workflow Management, Internal Communications, Training and Development, Customer Service
★ 3.6 (14) · Intermediate · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Cybersecurity, Cyber Attacks, Computer Security Awareness Training, Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Security Awareness, Data Security, Personally Identifiable Information, Cyber Risk, Malware Protection, Cryptography, General Data Protection Regulation (GDPR), Exploitation techniques, Information Privacy, Human Factors (Security), Multi-Factor Authentication, Authentications
★ 4.8 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Centers, Ansible, Open Shortest Path First (OSPF), Routing Protocols, Network Switches, Computing Platforms, Software-Defined Data Center (SDDC), Virtual Networking, Virtual Local Area Network (VLAN), IT Automation, Security Controls, Network Infrastructure, Devops Tools, Network Engineering, Border Gateway Protocol, Network Routers, Network Routing, Infrastructure Security, Network Monitoring, Data Storage Technologies
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Internet Of Things, Security Controls, Wireless Networks, Automation, Digital Transformation, Infrastructure Architecture, System Monitoring, Real Time Data, Data Security, Telecommunications, Communication Systems, Network Protocols, Continuous Monitoring
★ 4.4 (8) · Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Requirements Analysis, Risk Management Framework, Risking, Scalability, Software Visualization
★ 4.6 (113) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Security, USB, Threat Modeling, Hardware Design, Electronic Hardware, Model Deployment, CI/CD, Electronics, Security Engineering, Electronic Systems, Electronics Engineering, Routing Protocols, Electrical Power, Electrical Engineering, Computer-Aided Design, Electronic Components, Schematic Diagrams, Drafting and Engineering Design, Technical Design, Design Software
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Django (Web Framework), GitHub, Version Control, Git (Version Control System), User Experience Design, Secure Coding, User Interface (UI), Web Development, Application Security, Development Environment, Authentications, Web Applications, Integrated Development Environments, User Accounts, Authorization (Computing)
★ 4.7 (13) · Intermediate · Guided Project · Less Than 2 Hours

Università di Napoli Federico II
Skills you'll gain: Political Sciences, International Relations, World History, Diplomacy, Social Sciences, Public Safety and National Security, European History, Environmental Issue, Socioeconomics, Conflict Management, Climate Change Programs, Governance, Crisis Intervention, Economic Development, Trend Analysis, Security Strategy
★ 4.8 (10) · Beginner · Course · 1 - 3 Months
University of Rochester
Skills you'll gain: Market Dynamics, Supply And Demand, Economics, Policy, and Social Studies, Economics, Business Economics, Policty Analysis, Research, and Development, Social Sciences, Public Policies, Market Analysis, Competitive Analysis, Consumer Behaviour, Human Capital
★ 4.9 (42) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Software Documentation, Java, API Design, Java Programming, Back-End Web Development, Application Programming Interface (API), Frontend Integration, Enterprise Application Management, Application Deployment, Databases, Data Persistence
★ 3.8 (13) · Beginner · Course · 1 - 4 Weeks