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.

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Unstructured Data, Marketing Analytics, Text Mining, Deep Learning, Model Evaluation, Machine Learning, JSON, Data Processing, Natural Language Processing, Data Preprocessing, Exploratory Data Analysis, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Large Language Modeling, Artificial Intelligence, AI Workflows, PyTorch (Machine Learning Library), AI Security, MLOps (Machine Learning Operations), Tensorflow, Information Privacy, Model Deployment, Machine Learning, A/B Testing, Version Control, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Remote Access Systems, File Systems, Data Access, Data Storage, File Management, Distributed Computing, Servers, Network Support, Network Protocols, System Configuration, Configuration Management, Open Source Technology
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: System Requirements, Virtual Networking, Network Architecture, ESXi Installation, Computer Networking, Ubuntu, Virtual Machines
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Scikit Learn (Machine Learning Library), Data Visualization, Feature Engineering, Data Preprocessing, Customer Analysis, Predictive Modeling, Predictive Analytics, Marketing Analytics, Applied Machine Learning, Logistic Regression, Data Cleansing, Data Manipulation, Advertising, Digital Advertising, Performance Analysis, Machine Learning, Python Programming, Deep Learning
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Cloud Security, System Configuration, Security Controls, Hardening, Data Security, Multi-Factor Authentication, User Accounts
Intermediate · Project · Less Than 2 Hours

Pearson
Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Linux Servers, Linux Administration, Linux, TCP/IP, Network Administration, Servers, Network Protocols, System Configuration
Intermediate · Course · 1 - 4 Weeks

FAIR Institute
Skills you'll gain: Cyber Risk, Threat Management, Continuous Monitoring, Cyber Security Strategy, Risk Management, Risk Appetite, Enterprise Risk Management (ERM), Governance Risk Management and Compliance, Cybersecurity, Business Risk Management, Risk Modeling, Risk Control, Risk Analysis, Governance, Program Implementation, Automation, Benchmarking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Workflow Management, Make.com, Social Media Content, Instagram, ChatGPT, AI Workflows, Prompt Engineering, Content Creation, Social Media Marketing, Google Docs, Social Media, Social Media Management, Social Media Strategy
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Azure, Internet Of Things, Cloud Development, Cloud Storage, Data Storage, Microsoft Visual Studio, Network Routing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Target Audience, Facebook, Advertising Campaigns, Instagram, Social Media Campaigns, Goal Setting, Social Media, Digital Advertising, Paid media, Social Media Marketing, Marketing Strategy and Techniques, Social Media Content, Content Creation
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Incident Response, Computer Security Incident Management, Operational Risk, Case Studies, Security Management, Risk Management, Risk Mitigation, Intellectual Property, Crisis Management, Cybersecurity, Manufacturing Operations, Security Controls, Security Strategy, Cyber Security Strategy, Cyber Attacks, Cyber Engineering, Continuous Monitoring, Compliance Reporting, Governance, Design
Intermediate · Course · 1 - 4 Weeks