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.

Samsung
Skills you'll gain: Hardware Troubleshooting, Electrical Safety, Technical Support, Test Equipment, Safety and Security
★ 4.3 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Network Security, OSI Models, Network Monitoring, Network Performance Management, Network Architecture, Computer Networking, TCP/IP, General Networking, Local Area Networks, Cybersecurity, Network Analysis, Network Protocols, Network Infrastructure, Network Support, Information Systems Security, Software-Defined Networking, Network Administration, Network Planning And Design, Network Routing
★ 4.7 (27) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Routing Protocols, Virtual Private Networks (VPN), Network Troubleshooting, Open Shortest Path First (OSPF), Network Engineering, Network Routing, Border Gateway Protocol, Multiprotocol Label Switching, Network Administration, Wide Area Networks, Network Protocols, Network Security, Network Monitoring, Network Performance Management, Dynamic Host Configuration Protocol (DHCP), Authentications
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, FinTech, Organizational Structure, Governance, Emerging Technologies, Web Applications, Transaction Processing, Law, Regulation, and Compliance, Distributed Computing, Digital Assets, Payment Processing, Regulatory Compliance, Ledgers (Accounting), Data Security, Financial Regulation, Case Studies
★ 4.7 (10) · Beginner · Course · 1 - 4 Weeks

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

Scrimba
Skills you'll gain: User Accounts, Real Time Data, Authentications, Frontend Integration, Cloud Applications, Cloud Development, Application Development, NoSQL, Serverless Computing, Application Security, Data Management, Data Access, Data Storage, Data Structures, Cloud Security
★ 4.5 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Mapping, Memory Management, Exploit development, Web Applications, Computational Logic, Code Reusability, Authorization (Computing), Software Development Tools, Security Controls, Other Programming Languages, Software Architecture, Program Development, Scalability, Data Storage
★ 4.7 (11) · Intermediate · Specialization · 1 - 3 Months

Simplilearn
Skills you'll gain: Test Tools, Acceptance Testing, Software Testing, Test Automation, Test Execution Engine, Test Planning, Software Quality Assurance, Generative AI, Test Data, Test Case, AI literacy, Requirements Analysis, Software Documentation
★ 4.2 (31) · Beginner · Course · 1 - 4 Weeks

Fortinet, Inc.
Skills you'll gain: Firewall, Event Monitoring, Network Administration, Security Information and Event Management (SIEM), Threat Management, Systems Administration, Threat Detection, Network Security, System Monitoring, System Configuration, Security Controls, Cybersecurity, Identity and Access Management, Network Troubleshooting, Multi-Factor Authentication, Configuration Management, Data Management
★ 4.1 (12) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Vulnerability Management, Cybersecurity, AI Security, Data Persistence, Technical Communication, Risk Analysis
★ 4.9 (12) · Advanced · Course · 1 - 3 Months

AI CERTs
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Requirements Analysis, Security Requirements Analysis, Requirements Elicitation, Goal Setting, User Requirements Documents, Unified Modeling Language, Meeting Facilitation, Conflict Management, Discussion Facilitation, Risk Management Framework, Negotiation, Security Awareness
★ 4.7 (66) · Beginner · Course · 1 - 4 Weeks