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: Ubuntu, Package and Software Management, Bash (Scripting Language), Linux Servers, Linux Administration, Unix, Linux, Shell Script, Unix Shell, Server Administration, Operating System Administration, Scripting, Linux Commands, Systems Administration, User Accounts, Servers, System Monitoring, User Provisioning, Command-Line Interface, Hardening
Intermediate · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Cryptographic Protocols, Application Deployment, Digital Assets, Transaction Processing, Automation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Exploitation techniques, Scenario Testing, Cybersecurity, Vulnerability Assessments, Linux Administration, Linux Servers, Linux, Command-Line Interface, Linux Commands, Cryptography, File Management, Microsoft Windows, Unix Shell, Virtual Machines
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Scalability, Microservices, Cloud-Native Computing, Kubernetes, System Monitoring, Cloud Security, Key Management, Application Security, Application Deployment, Service Management, Security Controls, Authentications, Security Engineering, IT Service Management, Identity and Access Management, Software-Defined Networking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Browser Compatibility, Performance Testing, Security Testing, Integration Testing, System Testing, API Testing, Software Testing, User Acceptance Testing (UAT), Performance Stress Testing, Acceptance Testing, Test Tools, Application Security, Test Automation, Responsive Web Design, Web Applications, Docker (Software), User Interface (UI), Python Programming
Beginner · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Cloud Engineering, Amazon CloudWatch, Amazon Elastic Compute Cloud, Failure Analysis, Site Reliability Engineering, Failure Mode And Effects Analysis, Test Engineering, Scenario Testing, Disaster Recovery, Cloud Infrastructure, AWS Identity and Access Management (IAM), Simulations, System Testing, Operational Databases
Beginner · Course · 1 - 3 Months

Skills you'll gain: Transfer Learning, Keras (Neural Network Library), Fine-tuning, Embeddings, Deep Learning, Image Analysis, Artificial Neural Networks, Computer Vision, Natural Language Processing, Data Preprocessing, Model Optimization, Model Training
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Virtual Private Networks (VPN), Firewall, Session Initiation Protocols, Remote Access Systems, Network Security, Public Key Infrastructure, Wide Area Networks, General Networking, Cryptographic Protocols, Network Architecture, Network Routing, Interoperability, Network Protocols, Collaborative Software, Telecommunications, Authentications, Encryption, System Configuration, Communication Systems, Solution Architecture
Beginner · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Encryption, Malware Protection, Distributed Denial-Of-Service (DDoS) Attacks, Computer Security Awareness Training, Cybersecurity, Cyber Attacks, Identity and Access Management, Security Awareness, Exploitation techniques, Security Controls, Cryptography, Data Security, Personally Identifiable Information, User Accounts, Key Management, Human Factors (Security), Email Security, General Data Protection Regulation (GDPR), Cyber Risk, Information Privacy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: File Management, MySQL, Control Panels, Database Management, Web Servers, Email Automation, Systems Administration, Database Software, Server Administration, System Configuration, Web Analytics and SEO, Network Routing, Network Security
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: File Systems, Linux Administration, Data Storage, Data Storage Technologies, File Management, Linux, Linux Commands, Data Maintenance, Data Management, Systems Administration, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Serverless Computing, Cloud Security, Amazon Elastic Compute Cloud, Load Balancing, Database Management, Cloud Management, Amazon CloudWatch, Database Development, Scalability, Cloud Computing, Amazon S3, Identity and Access Management, Cloud Infrastructure, Virtual Networking, Cloud Deployment, Network Security, Cloud Storage
Beginner · Course · 1 - 3 Months