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.

Coursera
Skills you'll gain: Data Integrity, Spreadsheet Software, Microsoft Excel, Excel Formulas, Google Sheets, Security Controls, Data Security, Financial Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux, Shell Script, Linux Commands, Firewall, Systems Administration, Disaster Recovery, Unix Shell, Operating System Administration, Network Administration, Bash (Scripting Language), File Systems, Scripting, Network Troubleshooting, Containerization, Cloud-Native Computing, Network Security, Scripting Languages, Dynamic Host Configuration Protocol (DHCP), System Support
Beginner · Course · 1 - 3 Months

Skills you'll gain: IT Management, General Data Protection Regulation (GDPR), Computer Security Awareness Training, Data Governance, Enterprise Security, Human Factors (Security)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Business Continuity, Cryptographic Protocols, Network Security, Cryptography, Encryption, User Provisioning, Security Management, Penetration Testing, ISO/IEC 27001, Threat Management, Network Performance Management, Information Systems Security, Network Architecture, Cyber Operations, Data Management, Software Development Methodologies, Cybersecurity, Configuration Management, White-Box Testing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Incident Response, Intrusion Detection and Prevention, Computer Security Incident Management, Incident Management, Threat Detection, Security Information and Event Management (SIEM), IT Automation, Automation, Event Monitoring, Cyber Threat Intelligence, Continuous Monitoring, System Monitoring, Anomaly Detection, Cybersecurity, Data Analysis Software, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Vulnerability Management, Continuous Monitoring, Digital Forensics, Public Key Infrastructure, Security Management, Business Continuity Planning, Cryptography, Endpoint Security, Disaster Recovery, Computer Security Incident Management, Encryption, Incident Management, Network Security, Authentications, Mobile Security, OSI Models, Security Controls, Security Strategy, Risk Analysis
Beginner · Specialization · 1 - 3 Months
Skills you'll gain: Network Security, Hardening, Network Protocols, Cloud Security, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Vulnerability Assessments, Computer Networking, Cybersecurity, General Networking, Network Model, Network Infrastructure, Firewall, Security Controls, Cloud Computing, Virtual Private Networks (VPN)
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Application Security, OAuth, Data Validation, Authentications, Secure Coding, Identity and Access Management, Web Applications, Authorization (Computing), Cyber Attacks, Distributed Denial-Of-Service (DDoS) Attacks, Data Integrity, Server Side, Security Strategy, Patch Management
Intermediate · Course · 1 - 4 Weeks

Saviynt
Skills you'll gain: Identity and Access Management, Governance Risk Management and Compliance, Self Service Technologies, AI Workflows, Risking, Automation, Cyber Risk, AI Security, Data Governance, Cloud Security, AI Enablement, Zero Trust Network Access, Cyber Governance, Anomaly Detection, Cyber Security Assessment, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Cybersecurity, Cyber Security Strategy
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Amazon Web Services, Disaster Recovery, Security Architecture Review, Threat Management, User Provisioning, Incident Management, Intrusion Detection and Prevention, Authentications, User Accounts
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Intrusion Detection and Prevention, Cyber Attacks, Cybersecurity, Data Security, Cyber Security Strategy, Vulnerability Assessments, Security Management, Threat Detection, Information Systems Security, Hardening, Security Strategy, Security Controls, Security Software, Network Security, Vulnerability Management, Identity and Access Management, Email Security, Security Awareness, Encryption, Risk Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: OSI Models, Computer Networking, Virtual Local Area Network (VLAN), Network Administration, Network Architecture, Network Infrastructure, Network Troubleshooting, General Networking, Wide Area Networks, Network Planning And Design, Local Area Networks, Cloud Computing, TCP/IP, Network Security, Threat Detection, Cloud Services, Network Protocols, Intrusion Detection and Prevention, Networking Hardware, Computer Security
Mixed · Course · 1 - 3 Months