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.

Fortinet, Inc.
Skills you'll gain: Firewall, Network Administration, Network Troubleshooting, Network Infrastructure, Identity and Access Management, System Configuration, Configuration Management, Network Security, Security Management, Systems Integration, Scripting
★ 4.4 (28) · Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Spring Boot, API Testing, Spring Framework, Restful API, Application Programming Interface (API), API Design, Data Persistence, Web Applications, Application Frameworks, Development Testing, Software Testing, Web Services, Object-Relational Mapping, Application Security, Authentications, Authorization (Computing), Network Protocols
★ 4.2 (29) · Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Penetration Testing, Linux Commands, Command-Line Interface, Security Testing, Linux, Cybersecurity, Vulnerability Scanning, Operating Systems, Exploitation techniques, Microsoft Windows, File Systems, Mac OS
★ 4.6 (98) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Network Protocols, TCP/IP, General Networking, Network Monitoring, Network Security, Network Analysis, Web Servers, Linux, Software Installation
★ 4.6 (146) · Beginner · Guided Project · Less Than 2 Hours
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, FinTech, Data Sharing, Public Key Infrastructure, Transaction Processing, Key Management, Fraud detection, Distributed Computing, Payment Systems, Data Integrity, Network Model, Emerging Technologies, Digital Assets, Authentications, Data Security, Information Privacy, Digital Transformation
★ 4.1 (234) · Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Microsoft Azure, NoSQL, Database Administration, Data Store, Database Systems, Cloud Storage, Database Theory, Data Storage, Cloud Services, Data Storage Technologies, File Management, Data Security, Data Management, Query Languages, Application Programming Interface (API), Data Import/Export
★ 4.3 (104) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MITRE ATT&CK Framework, Vulnerability Assessments, Open Web Application Security Project (OWASP), Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Scanning, Vulnerability Management, Threat Modeling, Cybersecurity, Malware Protection, Mobile Security, Cyber Threat Intelligence, Penetration Testing, Exploitation techniques, Brute-force attacks, Network Security, Cryptography, Threat Management, Information Systems Security, Threat Detection, Cloud Security
★ 4.8 (33) · Beginner · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: MITRE ATT&CK Framework, Penetration Testing, Brute-force attacks, Cyber Operations, Scripting, Cybersecurity, Scripting Languages, Python Programming, Automation
★ 4.4 (55) · Mixed · Course · 1 - 4 Weeks

Knowledge Accelerators
Skills you'll gain: General Data Protection Regulation (GDPR), Information Privacy, Personally Identifiable Information, Regulatory Compliance, Law, Regulation, and Compliance, Compliance Training, Compliance Management, Legal Risk, Regulation and Legal Compliance, Data Ethics, Data Governance, Data Security, Data Management, Data Integrity, Data Processing, Accountability
★ 4.9 (75) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Requirements Elicitation, User Story, Business Requirements, Business Analysis, Process Modeling, Requirements Analysis, Financial Analysis, Requirements Management, Business Process Modeling, Stakeholder Engagement, Interviewing Skills, Analysis, Discussion Facilitation, Stakeholder Communications, Collaboration, Communication
★ 4.9 (80) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure Active Directory, Data Loss Prevention, Endpoint Security, Cloud Security, Active Directory, Endpoint Detection and Response, Authentications, Personally Identifiable Information, Multi-Factor Authentication, Data Security, Multi-Tenant Cloud Environments, User Provisioning, Security Controls, Threat Management, Role-Based Access Control (RBAC), Malware Protection, Data Governance, Threat Detection, User Accounts
★ 4.6 (20) · Intermediate · Course · 1 - 3 Months

Amazon
Skills you'll gain: Git (Version Control System), Software Development Methodologies, Requirements Analysis, Version Control, Systems Development Life Cycle, Application Development, Software Development Life Cycle, Software Development, Agile Software Development, Unified Modeling Language, Software Testing, JUnit, Agile Methodology, Programming Principles, Java Programming, Spring Framework, Maintainability, Debugging, Java, Software Design Patterns
★ 4.8 (43) · Beginner · Course · 1 - 3 Months