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.

Amazon Web Services
Skills you'll gain: Data Security, Cloud Security, Amazon S3, Amazon Web Services, AWS Identity and Access Management (IAM), Security Awareness
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: SQL, Transaction Processing, Query Languages, Database Management, Data Manipulation, Data Security, Stored Procedure, Relational Databases, Data Transformation, Data Storage, Data Integrity, Authorization (Computing), Data Dictionary
Intermediate · Course · 1 - 4 Weeks

Pontificia Universidad Católica del Perú
Skills you'll gain: User Story, Human Computer Interaction, Software Development Life Cycle, Functional Requirement, Unified Modeling Language, User Experience Design, Requirements Analysis, Prototyping, Usability, User Experience, User Interface (UI) Design, User Requirements Documents, Interaction Design, User Centered Design, Human Factors, Persona (User Experience), System Requirements, Software Design, Software Engineering, Systems Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Power Automate/Flow, Email Automation, Microsoft 365, Document Management, Workflow Management, Microsoft Power Platform, Business Process Automation, Productivity Software, Automation, Intranet
Intermediate · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: JUnit, File I/O, Unit Testing, Program Development, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Test Case, Authentications, Application Security, Cryptography, Object Oriented Programming (OOP), Eclipse (Software), Integrated Development Environments, Encryption, Data Structures
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Continuous Integration, CI/CD, Jenkins, Test Automation, GitLab, Continuous Delivery, Continuous Deployment, Agile Software Development, Unit Testing, DevSecOps, Integration Testing, Software Development, Git (Version Control System), Application Deployment, Application Security, Automation, Debugging, Scalability
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: PHP (Scripting Language), Model View Controller, Restful API, Web Development, Object-Relational Mapping, Web Applications, Full-Stack Web Development, Development Environment, Software Testing, Back-End Web Development, Application Frameworks, Database Management, Application Security, Authentications, Authorization (Computing), Package and Software Management
Beginner · Course · 1 - 4 Weeks

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

Google Cloud
Skills you'll gain: Looker (Software), Dashboard, Data Manipulation, Data Wrangling, Data Visualization Software, Exploratory Data Analysis, Data Management, Google Cloud Platform, Network Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Data Visualization, Matplotlib, Marketing Analytics, Web Scraping, Social Media Marketing, Python Programming, Social Media, Pandas (Python Package), Text Mining, Trend Analysis, Data Analysis, Data Wrangling, Data Cleansing, Seaborn, Content Performance Analysis, Jupyter
Intermediate · Guided Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: DevSecOps, DevOps, User Centered Design, Usability, Systems Integration, User Experience Design, Systems Analysis, System Implementation, Human Computer Interaction, Application Security, Agile Methodology, Information Systems, Software Development, CI/CD, Secure Coding, Security Testing, User Feedback, Project Management Software, Information Technology, Database Management Systems
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Financial Statements, Financial Analysis, Cash Flows, Budgeting, Financial Acumen, Financial Forecasting, Cash Flow Forecasting, Profit and Loss (P&L) Management, Finance, Accounting, Key Performance Indicators (KPIs), Business Acumen, Financial Management, Corporate Finance
Mixed · Course · 1 - 4 Weeks