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: Public Key Infrastructure, Cloud Security, Hardening, Security Engineering, Infrastructure Security, Application Security, Information Systems Security, Network Security, Cyber Security Assessment, System Configuration, Cryptography, Encryption, Mobile Security
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Load Balancing, Application Deployment, Google Cloud Platform, Virtual Machines, Cloud Infrastructure, Web Servers, Servers, Network Model, Network Routing, Network Analysis
Beginner · Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Blockchain, Security Controls, Cybersecurity, Security Engineering, Network Security, Cryptography, Vulnerability Assessments, Encryption, Transaction Processing, Key Management, Risk Management, Public Key Cryptography Standards (PKCS), Data Integrity, Scalability
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Cyber Attacks, Data Security, Safety and Security, Cybersecurity, Computer Security Awareness Training, digital literacy, Information Systems Security, Security Strategy, Security Controls, Data Loss Prevention, Incident Response, Data Storage, Vulnerability Assessments, Patch Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Vulnerability Management, Vulnerability Assessments, Continuous Monitoring, Cloud Security, Threat Detection, Verification And Validation, Issue Tracking, Security Software, Data Pipelines, Data Import/Export
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Vendor Management, Security Awareness, Cyber Security Strategy, Risk Management, Threat Management, Security Controls, Human Factors (Security), Asset Protection, Cyber Risk, People Management, Due Diligence
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Security Controls, Cryptography, Security Engineering, Application Security, Vulnerability Assessments, Information Systems Security, Encryption, Cybersecurity, Hardening, Infrastructure Security, Computer Security, Threat Modeling, Network Security, Public Key Infrastructure, Authentications, Data Integrity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Security Management, Threat Management, Cybersecurity, Cyber Risk, Risk Management, Incident Response, Vulnerability Management, Security Information and Event Management (SIEM), Security Controls, Continuous Monitoring, Information Systems Security, Enterprise Security, Risk Analysis, Threat Detection, Information Assurance, Auditing, Compliance Auditing
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Computer Security Incident Management, Incident Management, Incident Response, Security Management, Threat Management, Security Strategy, Event Monitoring, Security Information and Event Management (SIEM), Cyber Attacks, Continuous Monitoring, Enterprise Security, Security Awareness, Cyber Operations, Information Technology Operations, Automation, Systems Integration
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Windows Servers, Authorization (Computing), Microsoft Windows, Authentications, Operating System Administration, User Accounts, Group Policy, Microsoft Servers, Security Controls, Enterprise Security, Active Directory, Identity and Access Management, Servers, Computer Security, System Configuration, Encryption
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Linux Administration, Linux, Linux Servers, Operating System Administration, User Accounts, Linux Commands, User Provisioning, Systems Administration, System Configuration, Hardening, Security Controls, Authorization (Computing), Computer Security, Network Administration, Authentications
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Identity and Access Management, Cloud Security, Google Cloud Platform, Security Controls, Cloud Computing, Virtual Networking, Firewall, Network Security, Data Access, Role-Based Access Control (RBAC), Authorization (Computing), Single Sign-On (SSO), Authentications, Public Cloud, Load Balancing
Intermediate · Course · 1 - 3 Months