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.

Infosec
Skills you'll gain: File Systems, Digital Forensics, Microsoft Windows, File Management, Operating Systems, Data Structures, Data Validation, Data Storage Technologies, Data Storage, Computer Hardware, Digital Analysis
★ 4.7 (89) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Infrastructure as Code (IaC), Identity and Access Management, Verification And Validation, Cloud Deployment, IT Infrastructure, IT Automation, Code Reusability, Development Testing, Data Structures, Authentications, Data Security, Dependency Analysis, Relational Databases, Software Installation
Beginner · Specialization · 3 - 6 Months
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 (235) · Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Cryptography, Arithmetic, Algorithms, Applied Mathematics, Probability, Computer Science
★ 4.6 (335) · Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Digital pedagogy, Education Software and Technology, Learning Management Systems, digital literacy, Solution Design, User Centered Design, Requirements Analysis, Requirements Elicitation, Quality Assurance, Virtual Environment
★ 4.5 (164) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Splunk, Data Modeling, Role-Based Access Control (RBAC), System Monitoring, Model Training, Incident Response, User Accounts, Machine Learning Methods, Security Information and Event Management (SIEM), Machine Learning Software, User Provisioning, Model Evaluation, Authorization (Computing), Event Monitoring, Systems Administration, Performance Tuning, Data Visualization, Threat Detection, Identity and Access Management, Security Management
★ 4.8 (51) · Advanced · Course · 1 - 4 Weeks
Skills you'll gain: File Systems, Operating Systems, File Management, Computer Programming Tools, Data Integrity, Debugging, File I/O, C and C++, Systems Design, Data Maintenance, Data Storage Technologies, System Software, Distributed Computing, Data Storage, C (Programming Language), System Programming, Computer Systems, Data Persistence, Command-Line Interface, Data Security
★ 4.7 (76) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Incident Response, Vulnerability Assessments, Vulnerability Management, Cyber Threat Intelligence, MITRE ATT&CK Framework, Cyber Security Strategy, Cybersecurity, Endpoint Detection and Response, Intrusion Detection and Prevention, Security Testing, IT Security Architecture, Cyber Attacks, Security Information and Event Management (SIEM), Cyber Engineering, Patch Management, Network Security, Malware Protection, Continuous Monitoring, Digital Forensics, Risk Analysis
Intermediate · Specialization · 1 - 3 Months

Alfaisal University | KLD
Skills you'll gain: Event Management, Events and Conferences, Event Planning, Event Marketing, Advertising, Safety and Security, Cost Management, Security Management, Advertising Campaigns, Promotional Strategies, Budget Management, Expense Management, Program Evaluation, Human Resources Management and Planning, Human Resources, Budgeting, Return On Investment, Communication Strategies
★ 4.7 (122) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Public Key Infrastructure, Encryption, Cryptography, Cybersecurity, Data Security, Cryptographic Protocols, Advanced Encryption Standard (AES), Key Management, Data Encryption Standard, Blockchain, Algorithms, Authentications, Data Integrity
★ 4.9 (51) · Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Cyber Security Strategy, Cyber Threat Intelligence, Threat Management, Network Model, Computer Security, IT Security Architecture, Exploitation techniques, Security Controls, Security Awareness, Systems Design, System Design and Implementation, Cryptography, Resilience, Service Recovery
★ 5 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Load Balancing, Cloud Infrastructure, Virtual Private Networks (VPN), Cloud Computing, Terraform, Cloud Services, Network Security, Infrastructure as Code (IaC), Virtual Machines, Cloud Deployment, General Networking, Virtual Networking, Managed Services, Network Routing, Scalability
★ 4.9 (167) · Intermediate · Course · 1 - 3 Months