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.

Google Cloud
Skills you'll gain: OAuth, Application Programming Interface (API), API Design, Restful API, Authentications, Authorization (Computing), Security Controls, Application Security, Data Security, Data Loss Prevention, JSON, Identity and Access Management, Cryptographic Protocols, Key Management, Threat Management
★ 4.6 (841) · Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Cyber Governance, Safety Culture, Dashboard, Cyber Threat Intelligence, Communication, Business Metrics, Security Strategy, Governance, Governance Risk Management and Compliance, Communication Strategies, Strategic Communication, Culture Transformation, IT Management, Enterprise Security, Cyber Operations, Leadership, Regulatory Requirements, Risk Mitigation, Initiative and Leadership, Organizational Leadership
★ 5 (7) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Command-Line Interface, Network Security, Operating Systems, Information Technology Operations, Network Support, Mac OS, Security Controls, Microsoft Windows, Information Systems Security, System Configuration, Mobile Security, System Support, Linux, Network Troubleshooting, Technical Support, Software Installation, Help Desk Support, Firewall, Malware Protection, Encryption
★ 4.7 (72) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Systems Integration, Data Integration, Data Governance, Data Management, Application Deployment, Security Strategy, Enterprise Security, Interoperability, Security Management, Security Controls, Problem Management, Cyber Security Strategy
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Medical Privacy, Health Technology, Health Information Management, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Healthcare Industry Knowledge, Data Management, Health Care, Health Informatics, Cloud Security, Personally Identifiable Information, Health Care Procedure and Regulation, Regulatory Compliance, Information Systems Security, Information Privacy, Data Storage Technologies, Information Management, Data Security, Health Information Management and Medical Records, Cloud Standards, Information Technology
★ 5 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Cloud Security, Network Security, Cloud Management, Network Administration, Firewall, Virtual Networking, Data Migration
Intermediate · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: AI Security, Application Security, Secure Coding, Data Ethics, Vulnerability Assessments, Responsible AI, Security Strategy, Data Security, Security Controls, Cybersecurity, Threat Management, Continuous Monitoring, Encryption, Authentications, Penetration Testing, Data Management
★ 3.6 (16) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Security, Threat Management, Vulnerability Management, Identity and Access Management, Data Security, Cloud-Native Computing, Infrastructure as Code (IaC), Authentications, Cloud Computing, Vulnerability Assessments, Cyber Attacks, Multi-Factor Authentication, Data Governance, Key Management, Security Management, Authorization (Computing), Containerization, Network Analysis
★ 4.3 (46) · Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Cybersecurity, Data Security, Cryptography, AI Security, Data Storage, Data Integrity, Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Data Loss Prevention, Cloud Security, Vulnerability Management, Google Cloud Platform, Infrastructure Security, Threat Detection, Security Controls, Data Security, Cloud API, Malware Protection, Email Security, Continuous Monitoring
Intermediate · Course · 1 - 3 Months

Skills you'll gain: IT Security Architecture, Threat Modeling, Application Security, Cloud Deployment, Cloud Computing Architecture, Cloud Computing, Cloud Services, Security Engineering, Cloud Security, Systems Architecture, Security Controls, Software As A Service, Infrastructure As A Service (IaaS), Computer Security, Data Security, Platform As A Service (PaaS), Data Integrity
★ 5 (13) · Advanced · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: AI Security, Responsible AI, Data Governance, AWS Identity and Access Management (IAM), Cloud Security, AI Integrations, Amazon Web Services, Threat Modeling, Security Controls
★ 4.4 (117) · Beginner · Course · 1 - 4 Weeks