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.

Coursera
Skills you'll gain: Salesforce, Salesforce Development, Systems Integration, Customer Relationship Management, Customer Relationship Management (CRM) Software, Data Integration, Contract Management, AI Enablement, Responsible AI, Web Services, Business Reporting, Sales Operations, Integration Testing, Artificial Intelligence, Application Programming Interface (API), Software Design Patterns, Security Controls, Customer Data Management, Analytics, Data Security
Advanced · Specialization · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Process Driven Development, Software Quality Assurance, Process Management, Software Development, Embedded Software, Verification And Validation, Software Development Life Cycle, Systems Development Life Cycle, Configuration Management, Requirements Analysis, Risk Management Framework, Change Requests, Quality Control, Continuous Monitoring
Beginner · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Linear Algebra, Artificial Intelligence, Applied Mathematics, Deep Learning, Machine Learning, Supervised Learning, Mathematical Modeling
Beginner · Course · 1 - 3 Months
Skills you'll gain: Convolutional Neural Networks, Random Forest Algorithm, Recurrent Neural Networks (RNNs), Decision Tree Learning, Deep Learning, Applied Machine Learning, Artificial Neural Networks, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Algorithms, Predictive Modeling, Supervised Learning, Computer Vision, Classification Algorithms, Natural Language Processing
Intermediate · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Kubernetes, Microservices, Containerization, Cloud-Native Computing, Docker (Software), DevOps, Application Deployment, Cloud Computing Architecture, YAML, Virtual Networking, Scalability, Command-Line Interface
Beginner · Course · 1 - 3 Months

Skills you'll gain: Sampling (Statistics), Statistical Methods, Descriptive Statistics, Statistical Visualization, Data Import/Export, Pareto Chart, Histogram, Statistical Analysis, R (Software), Box Plots, R Programming, Data Synthesis, Probability Distribution, Exploratory Data Analysis, Statistics, Data Science
Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Exploratory Data Analysis, Ggplot2, Data Visualization Software, Tidyverse (R Package), Data Visualization, Version Control, Data Analysis, Statistical Methods, Data Wrangling, R Programming, GitHub, Data Transformation, Statistical Analysis, Git (Version Control System), Data Manipulation, Statistical Programming
Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Political Sciences, International Relations, World History, Diplomacy, Social Sciences, Public Safety and National Security, European History, Environmental Issue, Conflict Management, Climate Change Programs, Governance, Economics, Economic Development, Trend Analysis, Security Strategy
Beginner · Course · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Blockchain, Data Sharing, Cryptography, Transaction Processing, Fraud detection, Distributed Computing, FinTech, Systems Architecture, Emerging Technologies, Software Versioning, Data Validation
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: File Systems, Digital Forensics, Microsoft Windows, File Management, Operating Systems, Data Structures, Data Validation, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: OSI Models, TCP/IP, Network Monitoring, Network Protocols, Network Troubleshooting, Network Security, Network Administration, Network Analysis, Cyber Security Assessment, Linux
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Target Audience, Paid media, Advertising Campaigns, Advertising, Social Media Campaigns, Social Media, Social Media Marketing, Digital Advertising, Campaign Management, Instagram, User Accounts, Budget Management
Beginner · Guided Project · Less Than 2 Hours