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: Governance Risk Management and Compliance, Security Management, Compliance Management, Risk Appetite, Risk Analysis, Compliance Training, Risk Mitigation, Risk Management Framework, Business Risk Management, Cyber Governance, Regulatory Compliance, Data Security, Compliance Auditing, Security Testing, Cyber Risk, Cyber Security Policies, Governance, Regulation and Legal Compliance, Continuous Monitoring, Law, Regulation, and Compliance
Advanced · Course · 1 - 4 Weeks

Palo Alto Networks
Skills you'll gain: Cloud Security, Cloud-Native Computing, Cloud Computing Architecture, Infrastructure Security, DevSecOps, Cloud Computing, Cloud Deployment, Cloud Technologies, IT Security Architecture, Application Security, Cloud Infrastructure, Network Security, Cloud Services, Data Security, Docker (Software), Software As A Service, Hybrid Cloud Computing, Containerization, Data Centers, Vulnerability Scanning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Security, Responsible AI, Large Language Modeling, Generative Model Architectures, Prompt Patterns, IT Security Architecture, Threat Modeling, Vulnerability Assessments, Threat Detection, Cybersecurity, Information Systems Security, Cyber Threat Intelligence, Cyber Security Strategy, Security Strategy, Security Management, Cyber Attacks, Cloud Security, Security Awareness, Enterprise Security, Distributed Denial-Of-Service (DDoS) Attacks
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Commands, Linux, TCP/IP, Scripting, Shell Script, Bash (Scripting Language), Network Monitoring, Network Analysis, Network Security, Network Protocols
Intermediate · Guided Project · Less Than 2 Hours

Pearson
Skills you'll gain: File Management, Firewall, Linux Administration, Ubuntu, Hardening, File Systems, OS Process Management, Linux, Authentications, Zero Trust Network Access, Linux Servers, Remote Access Systems, Data Security, Authorization (Computing), User Accounts, Network Security, Linux Commands, User Provisioning, Security Controls, IT Security Architecture
Intermediate · Specialization · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Integrity, Spreadsheet Software, Microsoft Excel, Excel Formulas, Google Sheets, Security Controls, Data Security, Financial Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Data Security, Encryption, Authorization (Computing), General Data Protection Regulation (GDPR), Cryptographic Protocols, Public Key Infrastructure, Authentications, Key Management, Identity and Access Management, Web Development, Application Security, Web Applications, Data Integrity, Multi-Factor Authentication, Security Strategy
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Identity and Access Management, Cloud Security, Google Cloud Platform, File Management, Data Lakes, Cloud Storage, Data Security, Cloud Management, Data Access, Role-Based Access Control (RBAC), Authorization (Computing), User Provisioning, Cloud Computing, Big Data, Data Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Contingency Planning, Business Continuity Planning, Computer Security Incident Management, Security Management, Incident Response, Disaster Recovery, Data Centers, Incident Management, Security Controls, Cybersecurity, Infrastructure Security, Configuration Management, Change Control, Digital Forensics, Scenario Testing
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Role-Based Access Control (RBAC), SQL, Database Development, Databases, Stored Procedure, Database Management Systems, Query Languages, Database Systems, Database Management, Relational Databases, Secure Coding, Authorization (Computing), MySQL, Database Design, Security Controls, Data Access, Business Analytics, Data Analysis, Transaction Processing, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Docker (Software), Containerization, Linux, Devops Tools, Network Troubleshooting, Linux Servers, Linux Commands, Ansible, Kubernetes, Infrastructure as Code (IaC), Operating System Administration, Network Monitoring, Network Administration, System Configuration, Remote Access Systems, Multi-Factor Authentication, Network Protocols, Network Security, Hardening
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Intrusion Detection and Prevention, Computer Security Incident Management, Incident Management, Threat Detection, Security Information and Event Management (SIEM), IT Automation, Automation, Event Monitoring, Cyber Threat Intelligence, Continuous Monitoring, System Monitoring, Anomaly Detection, Cybersecurity, Data Analysis Software, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 4 Weeks