Application Security courses can help you learn secure coding practices, threat modeling, vulnerability assessment, and incident response strategies. You can build skills in risk analysis, secure software development lifecycle (SDLC) integration, and penetration testing techniques. Many courses introduce tools like OWASP ZAP, Burp Suite, and static analysis tools, showing how these resources are used to identify and mitigate security risks in applications.

Splunk Inc.
Skills you'll gain: Splunk, Data Transformation, Data Manipulation, Statistical Analysis, Data Processing, Time Series Analysis and Forecasting, Data Cleansing, Data Analysis, Big Data, Data Science, Business Analytics, Data Visualization
★ 4.7 (57) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Apache Airflow, Vector Databases, Performance Tuning, Scalability, Database Management Systems, Database Management, Data Pipelines, MySQL, Data Import/Export
★ 3.8 (25) · Intermediate · Course · 1 - 4 Weeks

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

University of Colorado Boulder
Skills you'll gain: Team Motivation, Team Leadership, Leadership, Strategic Leadership, Team Performance Management, Leadership and Management, Team Collaboration, Leadership Studies, Team Building, Drive Engagement, Oral Expression, Storytelling, Coaching, Employee Coaching, Industrial and Organizational Psychology, Goal Setting, Employee Engagement, Collaboration, Compassion, Safety Culture
★ 4.7 (83) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Containerization, Node.JS, CI/CD, Kubernetes, MongoDB, Full-Stack Web Development, Back-End Web Development, JavaScript Frameworks, Application Deployment, Continuous Integration, Server Side, Microservices, Frontend Integration, NoSQL, API Design, Software Technical Review, Continuous Deployment, Web Development, Databases, Database Development
★ 4.6 (11) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Network Architecture, Network Monitoring, Load Balancing, Network Planning And Design, Virtual Networking, Microsoft Azure, Network Engineering, Network Troubleshooting, Network Infrastructure, Cloud Engineering, Network Administration, Scalability, Network Security, Firewall, Virtual Private Networks (VPN), TCP/IP, Distributed Denial-Of-Service (DDoS) Attacks, Hybrid Cloud Computing, Remote Access Systems
★ 4.4 (39) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Git (Version Control System), GitHub, Version Control, Integrated Development Environments, IntelliJ IDEA, Software Development Tools, Eclipse (Software), Code Review, CI/CD, Microsoft Visual Studio, Development Environment, Software Versioning, Collaborative Software, Continuous Integration, Software Development, Remote Access Systems, Configuration Management, DevOps, Open Source Technology, Release Management
★ 4.1 (37) · Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Containerization, CI/CD, Docker (Software), DevOps, Jenkins, Application Deployment, Continuous Integration, Rust (Programming Language), Prometheus (Software), Continuous Delivery, System Monitoring, JSON, Scripting, Command-Line Interface, Continuous Monitoring, Automation, System Programming, Software Testing, GitHub
★ 4.2 (18) · Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Git (Version Control System), Version Control, DevSecOps, Devops Tools, DevOps, CI/CD, Open Web Application Security Project (OWASP), Continuous Delivery, IT Automation, Collaborative Software, Continuous Integration, Agile Methodology, Secure Coding, Application Security, Continuous Deployment, Security Software, Agile Software Development, Automation, Real Time Data, Control Systems
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Prompt Engineering, LangChain, LLM Application, Memory Management, AI Orchestration, AI Workflows, Vector Databases, Scalability, User Interface (UI), Embeddings, Retrieval-Augmented Generation, Databases, Large Language Modeling, Performance Tuning, Maintainability, Data Flow Diagrams (DFDs), Data Storage, Data Preprocessing
★ 4.7 (54) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: System Monitoring, Network Monitoring, Event Monitoring, VMware ESX Servers, Continuous Monitoring, System Configuration, Incident Management, Operating System Administration, Linux Servers, Virtual Machines, Web Servers, Virtualization and Virtual Machines, Servers, Linux, Security Controls, Windows Servers, Software Installation, Microsoft Windows, Package and Software Management, Databases
★ 4.5 (12) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), Software Architecture, .NET Framework, Object Oriented Design, Distributed Computing, Scalability, Object Oriented Programming (OOP), Software Design, Object-Relational Mapping, Microservices, MongoDB, Data Access, Model View Controller, Performance Tuning, Computer Programming, Maintainability, NoSQL, Event-Driven Programming
★ 4.5 (103) · Intermediate · Course · 1 - 4 Weeks