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.

Skills you'll gain: TCP/IP, Network Architecture, Network Routers, Networking Hardware, Network Planning And Design, General Networking, Network Security, Dynamic Host Configuration Protocol (DHCP), Network Infrastructure, Network Administration, Network Troubleshooting, Computer Networking, Network Engineering, Network Protocols, Network Switches, Scalability
★ 4.6 (17) · Beginner · Course · 3 - 6 Months

Skills you'll gain: Technical Analysis, Data Literacy, Financial Trading, Financial Market, Descriptive Statistics, Market Data, Statistics, Portfolio Risk, Statistical Methods, Derivatives, Risk Modeling, Market Analysis, Statistical Analysis, Market Dynamics, Securities Trading, Risk Analysis, Verification And Validation, Securities (Finance), Data Analysis, International Finance
★ 4.5 (41) · Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: MITRE ATT&CK Framework, Metasploit, Penetration Testing, Exploit development, Exploitation techniques, Cybersecurity, Operating Systems, Hardening, Computer Security, Malware Protection, Vulnerability Assessments, Security Controls, Authorization (Computing), Identity and Access Management, Memory Management, Data Persistence, Computer Architecture
★ 4.1 (9) · Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Data Manipulation, Informatics, Clinical Informatics, Data Science, Health Informatics, Clinical Data Management, Classification Algorithms, Analytics, Model Evaluation, Data Validation, Performance Testing
★ 4.5 (40) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Graphic Design, Logo Design, Graphic and Visual Design Software, Graphics Software, Graphic and Visual Design, Creative Design, Multimedia
★ 4.3 (41) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Terraform
★ 4.9 (32) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Generative Adversarial Networks (GANs), Recurrent Neural Networks (RNNs), Email Security
★ 4.2 (40) · Beginner · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: European History, Immigration Law, Political Sciences, Cultural Diversity, Social Justice, Policy Analysis, International Relations, Case Law, Social Sciences, Public Policies, Advocacy, Law, Regulation, and Compliance, Governance
★ 4.8 (69) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Event-Driven Programming, Video Game Development, Debugging, Game Design, Animation and Game Design, Program Development, Algorithms, Computer Programming, Problem Solving, Design, Computer Science
★ 4.7 (146) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: QuickBooks (Accounting Software), Vendor Management, Inventory and Warehousing, Accounting Software, Business Reporting, Customer Data Management, Management Reporting, Financial Analysis, Billing & Invoicing, Sales Management, Balancing (Ledger/Billing), Financial Reporting, Expense Management, Financial Acumen, Payroll, Billing, Financial Statement Analysis, Cash Management, Cash Flow Forecasting, Payroll Administration
★ 4.2 (65) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Gemini, LangChain, Google Gemini, Flutter (Software), Generative AI Agents, LLM Application, Generative Model Architectures, AI Workflows, Prompt Patterns, Generative AI, Agentic Workflows, AI Orchestration, AI Integrations, Cross Platform Development, AI literacy, Agentic systems, Application Development, Mobile Development, Mobile Development Tools, Front-End Web Development
★ 4 (12) · Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Operations Research, Applied Mathematics, Mathematical Software, Operational Analysis, Linear Algebra, Numerical Analysis, Mathematical Modeling, Algorithms, Model Optimization, Algebra
★ 4.9 (8) · Intermediate · Course · 1 - 4 Weeks