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: Cloud Management, Cloud Security, Google Cloud Platform, Cost Management, Cloud Computing, System Monitoring, Information Technology Operations, Identity and Access Management, Cost Control, Site Reliability Engineering, Resource Management, Data Access, Resource Allocation, DevOps, Data Security, Cybersecurity
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Exploitation techniques, Cyber Security Assessment, Unix, Vulnerability Assessments, Unix Commands, Unix Shell, System Programming, Shell Script, Linux, Debugging, Linux Commands, Computer Architecture, Authentications
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Infrastructure Security, Public Safety and National Security, Cybersecurity, Cyber Attacks, Cyber Security Policies, Security Strategy, Threat Modeling, Policty Analysis, Research, and Development, World History, Risk Management Framework
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Data Centers, DevSecOps, System Monitoring, Threat Detection, Infrastructure Security, Microsoft Servers, Security Management, Payment Card Industry (PCI) Data Security Standards, Information Systems Security, Windows Servers, IT Infrastructure, Security Information and Event Management (SIEM), Disaster Recovery, IT Automation, Virtual Machines, Configuration Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: General Data Protection Regulation (GDPR), Information Privacy, Personally Identifiable Information, Data Security, Data Governance, Data Ethics, Data Integrity, Vulnerability Assessments, Law, Regulation, and Compliance, Big Data, Cryptography
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Ubuntu, Hardening, Linux Servers, Linux, Linux Commands, Application Security, Operating System Administration, Security Controls, Service Management, Patch Management, Systems Administration, Information Systems Security, Package and Software Management
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Deep Learning, Artificial Neural Networks, Convolutional Neural Networks, Applied Machine Learning, Supervised Learning, Recurrent Neural Networks (RNNs), Python Programming, Linear Algebra, Calculus
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Public Key Infrastructure, Cryptography, Encryption, Data Security, Cryptographic Protocols, Data Integrity, Information Systems Security, Key Management, Network Security, Information Privacy, Authentications, Digital Communications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Firewall, Zero Trust Network Access, Linux Administration, Network Security, Security Strategy, Remote Access Systems, Linux, Security Controls, Unix, Ubuntu, Systems Administration, System Configuration
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Data Security, Cloud Computing, Infrastructure Security, Cybersecurity, Cloud Standards, Google Cloud Platform, Authentications, Network Security, Authorization (Computing), Identity and Access Management, Data Governance, Encryption
Beginner · Course · 1 - 3 Months

Skills you'll gain: MITRE ATT&CK Framework, Endpoint Security, Cyber Threat Hunting, Cyber Threat Intelligence, Endpoint Detection and Response, Cloud Security, Threat Detection, Cyber Operations, Threat Management, Microsoft Copilot, Malware Protection, Security Information and Event Management (SIEM), AI Security, Microsoft Azure, Vulnerability Management, Cloud Computing, Incident Response, Computer Security Incident Management, Incident Management, Anomaly Detection
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, AWS Identity and Access Management (IAM), Identity and Access Management, AI Security, Amazon Web Services, Data Ethics, Generative AI, AWS SageMaker, Cloud Security, MLOps (Machine Learning Operations), Data Security, Data Governance, Governance, Artificial Intelligence, Encryption, Public Cloud, General Data Protection Regulation (GDPR)
Intermediate · Course · 1 - 4 Weeks