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.

Packt
Skills you'll gain: Data Security, Data Loss Prevention, Security Management, Data Management, Security Controls, Information Assurance, Data Governance, Information Management, Data Storage
★ 4.6 (20) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Attacks, Endpoint Security, Infrastructure Security, Cloud Infrastructure
★ 5 (10) · Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Authentications, Application Security, Secure Coding, Serverless Computing, Cryptography, Risk Management Framework, Cloud Security, Threat Management, Infrastructure Security, Exploitation techniques, Package and Software Management, Node.JS, Web Applications, Javascript, Vulnerability Management, Cloud Services, Cloud Platforms, Web Development, Identity and Access Management, Dependency Analysis
★ 4.5 (113) · Intermediate · Specialization · 1 - 3 Months

Edureka
Skills you'll gain: AI Security, Responsible AI, Incident Response, Computer Security Incident Management, Data Ethics, Generative AI, LLM Application, Large Language Modeling, Generative Model Architectures, Prompt Patterns, Threat Modeling, Security Testing, Cybersecurity, IT Security Architecture, Artificial Intelligence, Machine Learning, Security Management, MLOps (Machine Learning Operations), Agentic systems, Ethical Standards And Conduct
★ 3.7 (7) · Beginner · Specialization · 3 - 6 Months

Total Seminars
Skills you'll gain: Hardening, Endpoint Security, Endpoint Detection and Response, Intrusion Detection and Prevention, Network Security, Security Controls, Wireless Networks, Application Security, IT Security Architecture, Threat Detection, Authentications, Security Testing, Brute-force attacks, Cyber Attacks, Cryptographic Protocols, Security Management, Security Awareness, Security Strategy, System Configuration, Encryption
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Security Controls, Vulnerability Scanning, ISO/IEC 27001, Penetration Testing, Vulnerability Assessments, Security Information and Event Management (SIEM), Data Security, Compliance Auditing, Security Assertion Markup Language (SAML), Risk Management Framework, Computer Security Incident Management, Multi-Factor Authentication, Authentications, Computer Security Awareness Training, Single Sign-On (SSO), Event Monitoring, Authorization (Computing), Encryption, Advanced Encryption Standard (AES), End User Training and Support
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Enterprise Risk Management (ERM), Cyber Governance, Security Management, Security Strategy, Governance, Governance Risk Management and Compliance, Risk Management, Compliance Management, Risk Management Framework, Regulation and Legal Compliance, Cyber Security Strategy, Regulatory Compliance, Strategic Planning, Security Controls, Policy Development, Contract Compliance, Business Continuity Planning, Performance Measurement, Stakeholder Management, Business Development
Mixed · Course · 1 - 3 Months

Skills you'll gain: Application Security, Data Security, Information Systems Security, Internet Of Things, Threat Modeling, Cybersecurity, Cloud Security, Security Engineering, Cryptography, Secure Coding, Network Security, Cyber Attacks, Mobile Security, Vulnerability, Risk Management Framework, Threat Management, Encryption, Cloud Services, Web Applications, Cloud Platforms
★ 4.8 (12) · Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Incident Response, Disaster Recovery, Incident Management, Security Management, Cyber Operations, Business Continuity Planning, Safety and Security, Change Control, Threat Management, Information Technology Operations, Security Information and Event Management (SIEM), Patch Management, Security Controls, Cybersecurity, Threat Detection, Intrusion Detection and Prevention, Configuration Management, Continuous Monitoring, Vulnerability Management, Digital Forensics
★ 4.8 (23) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Security Controls, Multi-Factor Authentication, Security Management, Authorization (Computing), User Accounts, Content Management Systems, User Provisioning, Identity and Access Management, Data Security, Authentications, Data Management, Data Access, IT Security Architecture, Encryption
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Cybersecurity, Network Security, Cloud Security, Cyber Attacks, Information Systems Security, Application Security, OSI Models, Cryptography, Data Security, Cryptographic Protocols, Encryption, Network Administration, Infrastructure Security, Endpoint Security, General Networking, Security Controls, Malware Protection, Cloud Computing, Wireless Networks, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Generative Adversarial Networks (GANs), Anomaly Detection, AI Security, Fraud detection, Model Evaluation, Malware Protection, Cybersecurity, Threat Detection, Feature Engineering, Network Analysis, Cyber Attacks, Cyber Security Strategy, Classification Algorithms, Email Security, Network Security, Jupyter, Authentications, Machine Learning Methods, Machine Learning Algorithms, Artificial Intelligence
★ 4.3 (128) · Intermediate · Specialization · 3 - 6 Months