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.

Northeastern University
Skills you'll gain: Software Development Life Cycle, Agile Software Development, Agile Methodology, Requirements Analysis, Agile Project Management, Software Development Methodologies, Application Lifecycle Management, Interpersonal Communications, Scrum (Software Development), Sprint Retrospectives, User Story, Waterfall Methodology, Sprint Planning, Quality Management, Project Management, Cross-Functional Collaboration, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Node.JS, Server Side, MongoDB, Back-End Web Development, Restful API, Web Applications, Web Development, JavaScript Frameworks, Database Management, Application Programming Interface (API), Software Architecture, NoSQL, Web Servers, Authentications, Application Security, Middleware, Performance Tuning, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: DevOps, CI/CD, Containerization, Continuous Integration, Cloud Security, Kubernetes, Software Development, Google Cloud Platform, Continuous Delivery, Cloud-Native Computing, Application Deployment, General Networking, System Monitoring, Virtual Networking, Identity and Access Management, Load Balancing, Scalability
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Data Governance, AI Security, Public Policies, Public Cloud, Data Ethics, Technology Strategies, Predictive Analytics
Beginner · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: AI Enablement, AI Workflows, Law, Regulation, and Compliance
Intermediate · Course · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: Performance Tuning, Wide Area Networks, Network Troubleshooting, Network Planning And Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Social Media Campaigns, Social Media Marketing, Social Media, Digital Media Strategy, Content Creation, Social Media Content, Search Engine Optimization, Social Media Strategy, Guest Relations, Hospitality, Web Analytics and SEO, Digital Marketing, Storytelling, Instagram, Key Performance Indicators (KPIs), Customer Engagement
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Microsoft Azure, Azure Active Directory, Virtual Machines, Azure DevOps, Cloud Computing, DevOps, Cloud Infrastructure, Data Integration, Cloud Technologies, Identity and Access Management, Virtual Networking, Cloud Storage, Data Lakes, Network Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ggplot2, Model Evaluation, Data Visualization, Regression Analysis, Predictive Analytics, Predictive Modeling, Data-Driven Decision-Making, Statistical Modeling, R Programming, Descriptive Statistics, Statistical Methods, Exploratory Data Analysis, Statistical Analysis, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Scalability, Serverless Computing, Google Cloud Platform, Systems Design, Distributed Computing, Cloud Development, Cloud Applications, Cloud Computing Architecture, Application Deployment, Middleware, Cloud Management, System Programming, Network Architecture
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Virtual Environment, System Configuration, Technical Documentation, Configuration Management
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Web Scraping, Relational Databases, Statistical Software, Data Import/Export, R Programming, MySQL, Data Capture, Microsoft Excel
Intermediate · Guided Project · Less Than 2 Hours