Security certification courses can help you learn risk assessment, incident response, network security principles, and compliance standards. You can build skills in threat analysis, vulnerability management, and implementing security policies effectively. Many courses introduce tools such as firewalls, intrusion detection systems, and security information and event management (SIEM) software, showing how these tools are applied in real-world security scenarios to protect sensitive information and systems.

LearnQuest
Skills you'll gain: Network Architecture, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Infrastructure, Communication Systems, Telecommunications, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Risk Management, Secure Coding, Cyber Security Assessment, Security Testing, Cyber Governance, Risk Management Framework, Threat Management, Cyber Attacks, Software Development Life Cycle, Application Security, Cyber Security Policies, Threat Detection, Security Management, Security Controls, Security Strategy
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Network Troubleshooting, Linux, Kubernetes, Network Architecture, Network Administration, Computer Networking, Docker (Software), TCP/IP, Network Routers, Software-Defined Networking, Network Routing, Containerization, Virtual Private Networks (VPN), Network Model, Network Switches, Firewall, Virtualization, Network Protocols
Build toward a degree
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Open Web Application Security Project (OWASP), Exploit development, Exploitation techniques, Internet Of Things, Cyber Security Assessment, Vulnerability Scanning, Vulnerability Assessments, Test Tools, USB, Embedded Systems, Network Security, Test Equipment, General Networking, Serial Peripheral Interface
Beginner · Course · 1 - 3 Months
Skills you'll gain: Blockchain, FinTech, Governance, Financial Services, Financial Regulation, Ledgers (Accounting), Banking Services, Financial Systems, Payment Processing, Innovation, Accounting, Emerging Technologies, Digital Assets, Real Time Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, C# (Programming Language), Service Oriented Architecture, Cloud Storage, Microservices, Middleware, Cloud Development, Cloud Applications, Distributed Computing, Data Storage Technologies, Cloud Services, Event-Driven Programming, Communication, Real Time Data, Data Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: ServiceNow, Service Level, Systems Administration, User Accounts, Authorization (Computing), Database Application, System Configuration, Automation, Application Design, Content Management, Scripting, Management Information Systems
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Data Integration, Data Analysis, Data Mining, Data-Driven Decision-Making, Data Modeling, Data Governance, Business Analytics, Data Visualization, Statistical Analysis, Dashboard, Data Warehousing, Data Storage, Data Security, Data Quality, Descriptive Statistics, Data Cleansing, Data Integrity, Relational Databases, Machine Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Cassandra, NoSQL, Database Systems, Databases, Database Architecture and Administration, Database Design, Query Languages, Database Management, Data Storage, System Monitoring, Data Maintenance, Distributed Computing, Application Security, Data Modeling, Data Security, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Architecture, Wireless Networks, Emerging Technologies, Communication Systems, Network Planning And Design, Telecommunications, Network Performance Management, Internet Of Things, Artificial Intelligence and Machine Learning (AI/ML), Real Time Data
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Salesforce, Email Marketing, User Accounts, User Provisioning, Dashboard, Administration, Business Reporting, Collaborative Software, Data Maintenance, Data Cleansing, UI/UX Strategy, Application Deployment, Data Import/Export, Internal Communications, Data Management, Business Administration, Cloud Computing, Data Security, Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Medical Privacy, Pharmacology, Pharmacy, Pharmaceuticals, Basic Life Support (BLS) Certification, Healthcare Ethics, Health Care Procedure and Regulation, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Infectious Diseases, Emergency Response, Public Health, Information Privacy
Intermediate · Course · 1 - 4 Weeks