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.

SkillUp
Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Remote Access Systems, Windows Servers, iSCSI Configuration, Virtual Private Networks (VPN), Microsoft Servers, Microsoft Windows, Network Administration, Virtual Networking, Microsoft Azure, Windows PowerShell, Public Key Infrastructure, Data Storage Technologies, Infrastructure As A Service (IaaS), Data Storage, Cloud Hosting, Network Security, Cloud Storage, Proxy Servers, Virtualization
★ 5 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploitation techniques, Penetration Testing, Secure Coding, Web Applications, Full-Stack Web Development, Vulnerability Assessments, Application Security, Angular, Ajax, Javascript
Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: TCP/IP, Network Protocols, Network Security, Network Infrastructure, OSI Models, Network Architecture, Routing Protocols, Computer Networking, Wireless Networks, General Networking, Network Administration, Network Routing, Network Performance Management, Network Monitoring, Application Security, Network Model, Live Streaming, Software-Defined Networking, Digital Communications, Computer Security Awareness Training
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Expense Management, Accounting Software, Inventory Management, Small Business Accounting, Accounts Payable, Inventory Control, Accounting and Finance Software, Accounting Records, Payment Processing, Project Accounting, Invoicing, Payroll Processing, Vendor Management, Accounting, Cloud Security, Data Security, Order Processing, Purchasing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Oracle Cloud, Oracle Databases, Oracle Cloud Applications, Data Infrastructure, Data Architecture, Data Migration, Database Software, Data Lakes, Database Architecture and Administration, NoSQL, Database Management, Data Strategy, MySQL, Cloud Deployment, Data Security, Machine Learning Methods
★ 4.6 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Role-Based Access Control (RBAC), Microsoft Azure, Azure Active Directory, Cloud Solutions, Identity and Access Management, Cloud Management, Solution Architecture, Data Governance, Data Management, Cloud Security, Cloud Computing Architecture, System Monitoring, Authorization (Computing), Authentications, Application Performance Management, Key Management
Intermediate · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Cybersecurity, Cyber Attacks, AI Security, Network Security, Information Systems Security, Data Ethics, Deep Learning, Responsible AI, Intrusion Detection and Prevention, Artificial Intelligence and Machine Learning (AI/ML), Malware Protection, Natural Language Processing, Artificial Intelligence, Machine Learning Methods, Threat Detection, Anomaly Detection, Machine Learning, Supervised Learning, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Application Deployment, Cloud-Native Computing, Scalability, Containerization, API Gateway, Devops Tools, Cloud Applications, Cloud Storage, Network Troubleshooting, Authentications, DevOps, Development Environment, Debugging, YAML, Software Installation, Network Routing, Google Cloud Platform, Network Protocols, Application Programming Interface (API)
★ 4.6 (11) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: JUnit, Apache Maven, Model View Controller, Unit Testing, Frontend Integration, Spring Boot, Restful API, Data Persistence, Web Services, Software Testing, Java Programming, Object-Relational Mapping, Java, Back-End Web Development, Secure Coding, Authentications, Data Modeling, Business Logic
★ 4.6 (28) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: System Monitoring, Data Analysis Expressions (DAX), Real Time Data, Performance Tuning, Microsoft Azure, Dataflow, Data Pipelines, Data Warehousing, Power BI, Apache Spark, Data Governance, Business Analytics, SQL, Data Management, Workflow Management, Data Science, Security Engineering, Artificial Intelligence and Machine Learning (AI/ML), Warehouse Management, Application Deployment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Engineering, Load Balancing, Cloud Infrastructure, Cloud Computing Architecture, Virtual Networking, Security Management, Security Controls, Event Monitoring, Cloud Applications, Identity and Access Management, Key Management
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Spring Framework, Java Programming, Java, Application Frameworks, Java Platform Enterprise Edition (J2EE), Maintainability, Scalability, Extensible Markup Language (XML)
★ 3.4 (8) · Intermediate · Course · 1 - 4 Weeks