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: Pandas (Python Package), Matplotlib, NumPy, Statistical Visualization, Machine Learning Algorithms, Applied Machine Learning, Data Manipulation, Pivot Tables And Charts, Model Optimization, Machine Learning Methods, Linear Algebra, Natural Language Processing, Deep Learning, Programming Principles, Machine Learning, Python Programming, Data Science, Numerical Analysis, Computer Programming, Artificial Neural Networks
★ 5 (6) · Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Data-Driven Marketing, Marketing Analytics, Personalized Campaigns, Email Marketing, Campaign Management, Target Audience, Social Media Marketing, AI Personalization, Digital Marketing, Generative AI Agents, Performance marketing, Social Media, Content Creation, AI Integrations, Data Ethics, Real Time Data, Content Strategy, AI Workflows, Automation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux Servers, Linux Administration, Command-Line Interface, Bash (Scripting Language), Apache, Performance Tuning, Operating System Administration, Shell Script, Linux Commands, Web Servers, Server Administration, Unix Shell, Systems Administration, System Monitoring, Network Monitoring, Scripting, Servers, Unix Commands, Application Servers, File Systems
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: JUnit, Apache Maven, Restful API, Java Programming, Java, Application Deployment, Microservices, Docker (Software), Object Oriented Programming (OOP), Spring Boot, Spring Framework, Containerization, CI/CD, Unit Testing, API Design, Application Programming Interface (API), Hibernate (Java), Computer Programming, Object Oriented Design, Programming Principles
Intermediate · Specialization · 1 - 3 Months

★ 4.9 (17) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Architecture, Cloud Computing Architecture, Cost Control, Cost Reduction, Expense Management, Cost Management, Data Storage, Cost Benefit Analysis, Data Manipulation, Descriptive Analytics, Data Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Linux, Ubuntu, Linux Administration, Linux Servers, General Networking, Memory Management, Linux Commands, OS Process Management, Firewall, File Systems, Bash (Scripting Language), Network Security, Command-Line Interface, File Management, Unix Shell, Operating Systems, Systems Administration, Virtualization, Virtual Environment, Virtualization and Virtual Machines
Beginner · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Calendar Management, People Analytics, Performance Analysis, Analytics, Data-Driven Decision-Making, Scheduling, Labor Relations, Workforce Management, Staff Management, Team Performance Management, Linear Algebra, Data Management, Administration, Contract Management, Team Management, Unsupervised Learning, R (Software), R Programming, Statistical Programming, Operations Management
★ 5 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Deployment, PyTorch (Machine Learning Library), Model Optimization, Recurrent Neural Networks (RNNs), Tensorflow, Artificial Intelligence, Model Training, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Application Deployment, Large Language Modeling, Text Mining, Artificial Neural Networks, Machine Learning, Natural Language Processing, Deep Learning, Predictive Modeling, Classification Algorithms, Time Series Analysis and Forecasting, Network Architecture
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Blockchain, Secure Coding, Application Security, Web Development Tools, Software Design Patterns, Exploit development, Web Applications, Code Reusability, Authorization (Computing), Security Controls, Object Oriented Programming (OOP), Transaction Processing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Content Scheduling, Blogs, Social Media Content, Social Media Management, Facebook, Social Media, Instagram, Social Media Marketing, Marketing Automation, Owned Media, User Accounts, Web Presence, Advertising, Marketing
★ 4.8 (13) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Threat Modeling, Threat Management, MITRE ATT&CK Framework, Application Security, Cybersecurity, Security Controls, Security Strategy, Open Web Application Security Project (OWASP), Systems Development Life Cycle, Cloud Security
Intermediate · Course · 1 - 3 Months