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.

AI CERTs
Skills you'll gain: Threat Modeling, Scalability, Secure Coding, Blockchain, Security Testing, Application Security, Security Awareness, Scripting, Payment Systems, Transaction Processing, Interoperability
Intermediate · Course · 1 - 4 Weeks

Royal Holloway, University of London
Skills you'll gain: Computer Security Incident Management, Cyber Governance, Incident Management, Incident Response, Security Management, Human Factors (Security), Security Awareness, Cybersecurity, ISO/IEC 27001, Computer Security Awareness Training, Cyber Risk
★ 4.8 (40) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Hardware Architecture, Computer Hardware, Database Management, Relational Databases, Computer Systems, Databases, Computer Architecture, Cybersecurity, Operating Systems, Cyber Attacks, SQL, TCP/IP, Information Technology, Database Systems, General Networking, Information Systems Security, Cyber Security Policies, Networking Hardware, Security Management
Mixed · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Secure Coding, Application Security, Exploitation techniques, Web Applications, Javascript, Web Development, Node.JS, Java Programming
★ 4.7 (36) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management Framework, Risk Analysis, Risk Management, Cybersecurity, Incident Management, Network Security, Incident Response, Cloud Security, Cyber Attacks, Authentications, Business Continuity Planning, Information Systems Security, Application Security, Security Management, Threat Modeling, Threat Management, OSI Models, Disaster Recovery, Cryptography, Vulnerability Assessments
Intermediate · Specialization · 1 - 3 Months

University of London
Skills you'll gain: Network Security, IT Security Architecture, OSI Models, TCP/IP, Threat Modeling, Network Protocols, Computer Networking, Cybersecurity, Application Security, Network Architecture, General Networking, Cryptographic Protocols, Vulnerability Assessments, Network Infrastructure, Exploit development, Network Model, Network Routing, Communication Systems
★ 4.9 (33) · Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Application Security, Serverless Computing, Secure Coding, Risk Management Framework, Cloud Security, Threat Management, Infrastructure Security, Cloud Services, Cloud Platforms, Javascript, Node.JS
★ 4.6 (32) · Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Linux, Linux Commands, Computer Systems, Command-Line Interface, Cybersecurity, Computer Architecture, Network Security, Cyber Attacks, Vulnerability Assessments, Hardware Architecture, Information Systems Security, Application Security, Threat Detection, Authorization (Computing), Network Protocols, Virtual Private Networks (VPN), Operating Systems, VPN Clients, Systems Architecture, Authentications
★ 4.8 (45) · Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Computer Security, OSI Models, IT Management, Systems Administration, Virtualization, Virtualization and Virtual Machines, Operating System Administration, Network Security, Information Systems Security, Enterprise Security, General Networking, Cybersecurity, Network Administration, Security Management, Computing Platforms, Network Infrastructure, Security Controls, Virtual Machines, Enterprise Architecture, Information Assurance
★ 4.7 (640) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Cryptographic Protocols, Network Security, Encryption, OSI Models, Cryptography, IT Security Architecture, Network Performance Management, Network Architecture, Computer Networking, General Networking, Communication Systems, Remote Access Systems, TCP/IP, Network Infrastructure, Network Protocols, Wireless Networks, Virtual Private Networks (VPN), Virtual Networking, Endpoint Security, Cloud Security
★ 4.7 (11) · Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Prompt Engineering, ChatGPT, Security Testing, Responsible AI, API Testing, AI Integrations, Data Ethics, Penetration Testing, OpenAI, Exploitation techniques, Vulnerability Scanning, Generative AI
★ 4.1 (19) · Beginner · Course · 1 - 3 Months

Skills you'll gain: User Provisioning, User Accounts, Data Import/Export, Salesforce, Data Integrity, Data Migration, Data Management, Role-Based Access Control (RBAC), Identity and Access Management, Data Security, Authorization (Computing), Data Sharing, Data Access, Security Controls, Customer Relationship Management (CRM) Software
Intermediate · Course · 1 - 3 Months