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: Linux, Linux Administration, File Systems, Ubuntu, Remote Access Systems, Operating System Administration, Linux Commands, File Management, Red Hat Enterprise Linux, System Configuration, Unix, Software Installation, Command-Line Interface, Operating Systems, Unix Commands, Systems Administration, Authorization (Computing), Virtualization, Virtual Machines, Open Source Technology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux Administration, Ubuntu, Lightweight Directory Access Protocols, File Systems, Linux, Linux Commands, Bash (Scripting Language), Linux Servers, Firewall, Virtual Machines, Package and Software Management, Virtualization, Remote Access Systems, Unix, File Management, Operating System Administration, Unix Shell, Shell Script, Containerization, Git (Version Control System)
Intermediate · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Systems Administration
Intermediate · Course · 1 - 4 Weeks

ROI Training
Skills you'll gain: Learning Styles, Learning Strategies, Test Planning, Requirements Analysis, Technical Documentation
Beginner · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: International Relations, Public Policies, Political Sciences, Diplomacy, Economics, World History, Policy Analysis, Technology Strategies, Public Safety and National Security, Governance, Security Strategy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Logo Design, Video Production, Infographics, Graphic and Visual Design, Graphic Design, Content Creation, Social Media Marketing, Marketing Communications
Beginner · Guided Project · Less Than 2 Hours

Cisco Learning and Certifications
Skills you'll gain: Virtual Private Networks (VPN), Wide Area Networks, Network Architecture
Beginner · Course · 1 - 3 Months

Skills you'll gain: MongoDB, Restful API, API Design, NoSQL, Database Development, Node.JS, Database Management, Distributed Computing, Database Design, Database Architecture and Administration, Performance Tuning, Data Architecture, Scalability, Data Modeling, Data Validation
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Cloud Security, Incident Response, Security Controls, Computer Security Incident Management, Data Security, Identity and Access Management, Vulnerability Assessments, Security Management, Network Security, Encryption, Vulnerability Management, Data Management, Patch Management
Beginner · Course · 1 - 4 Weeks

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

The State University of New York
Skills you'll gain: Facility Management, Event Management, Legal Risk, Contract Management, Facility Operations, Hospitality and Food Services, Event Planning, Data-Driven Decision-Making, Community Outreach, Event Marketing, Relationship Management, Data Management, Customer Engagement, Operations Management, Promotional Strategies, Risk Management, Business Analysis, Safety and Security, Business Strategy, Budgeting
Beginner · Course · 1 - 3 Months

Skills you'll gain: Amazon Web Services, Containerization, AWS CloudFormation, Infrastructure as Code (IaC), Amazon CloudWatch, CI/CD, Docker (Software), Kubernetes, Cloud Deployment, Cloud Infrastructure, Application Deployment, Serverless Computing, Software Development Life Cycle, Configuration Management, Disaster Recovery, Continuous Deployment, Amazon Elastic Compute Cloud, Firewall, DevOps, API Gateway
Intermediate · Specialization · 3 - 6 Months