Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

Skills you'll gain: Data Integration, Microsoft Azure, Authorization (Computing), Azure Active Directory, Event-Driven Programming, Cloud Infrastructure, Authentications, Cloud Storage, Disaster Recovery, Data Architecture, Cloud Computing Architecture, Database Design, Cloud Security, Data Infrastructure, Event Monitoring, Role-Based Access Control (RBAC), Application Design, Application Programming Interface (API), Cloud Deployment, Identity and Access Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Exploitation techniques, Metasploit, Vulnerability Assessments, Vulnerability Scanning, Brute-force attacks, Virtual Environment, Cybersecurity, Technical Writing, Web Servers, Linux
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Project Schedules, Stakeholder Management, Information Technology, Project Risk Management, Environmental Social And Corporate Governance (ESG), IT Management, Vendor Management, Procurement, Project Management, Stakeholder Communications, Issue Tracking, Project Management Life Cycle, Project Controls, Risk Management, Agile Methodology, Performance Measurement, Project Planning, Resource Management, Quality Management, Performance Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Enterprise Risk Management (ERM), IT Management, Risk Management, Compliance Management, Risk Mitigation, Data Governance, Law, Regulation, and Compliance, Regulatory Requirements, Patch Management, Governance, Vulnerability Management, Data Security, Data Storage, Vendor Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Vulnerability Assessments, Cyber Security Assessment, Exploitation techniques, Malware Protection, Mobile Security, Scripting, Android (Operating System), Human Factors (Security), Command-Line Interface, Network Analysis, Automation, Virtual Environment
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Descriptive Statistics, Statistical Hypothesis Testing, Regression Analysis, Probability Distribution, Statistical Analysis, R Programming, Data Import/Export, Statistical Modeling, Statistical Methods, Tidyverse (R Package), Data Literacy, Plot (Graphics), Statistics, Data Manipulation, Data Analysis, Statistical Inference, Data Structures
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Angular, JavaScript Frameworks, TypeScript, UI Components, Data Transformation, Web Development Tools, Hypertext Markup Language (HTML), Application Frameworks, Network Routing, Cascading Style Sheets (CSS), Model View Controller, Data Validation
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Security, PostgreSQL, Database Administration, Google Cloud Platform, Authentications, Database Management, Identity and Access Management, Key Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: MySQL, Business Intelligence, Role-Based Access Control (RBAC), SQL, Relational Databases, Data Presentation, Data Visualization Software, Database Management, Databases, Data Access, Query Languages, Data Transformation, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux Servers, Web Servers, Lightweight Directory Access Protocols, Email Security, Linux, Nginx, Apache, Dynamic Host Configuration Protocol (DHCP), Operating System Administration, Server Administration, Active Directory, System Configuration, Proxy Servers, Network Security, Firewall, File Management, Identity and Access Management, Authentications
Advanced · Course · 1 - 3 Months
Skills you'll gain: Threat Modeling, Responsible AI, Cyber Threat Intelligence, Cyber Security Strategy, Data Ethics, Threat Detection, Cyber Risk, Application Security, Vulnerability Assessments, Data Security, Incident Response, Tensorflow
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploit development, Penetration Testing, Test Script Development, Technical Communication, Scripting, Technical Writing, Automation, Technical Consulting, Security Controls
Intermediate · Course · 1 - 4 Weeks