Internet Security courses can help you learn about network security protocols, encryption techniques, and threat detection methods. You can build skills in risk assessment, incident response, and implementing security policies. Many courses introduce tools like firewalls, intrusion detection systems, and antivirus software, demonstrating how these tools are used to protect sensitive data and maintain system integrity.

Board Infinity
Skills you'll gain: Spring Framework, Model View Controller, Java Platform Enterprise Edition (J2EE), Application Performance Management, Software Design Patterns, Java Programming, Java, Enterprise Architecture, Enterprise Application Management, Secure Coding, Software Design, System Monitoring, Security Controls, Software Architecture, Application Security, Application Frameworks, Web Applications, OS Process Management, Memory Management, Data Sharing
★ 3.9 (14) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Network Troubleshooting, OSI Models, Wireless Networks, Network Security, Network Protocols, TCP/IP, General Networking, Network Model, Network Infrastructure, Computer Networking, Network Architecture, Network Routing, Network Routers, Network Monitoring, Cloud Computing, Networking Hardware, Command-Line Interface, Cloud Solutions, Network Performance Management, Network Switches
Intermediate · Course · 3 - 6 Months

Erasmus University Rotterdam
Skills you'll gain: Policy Development, Conflict Management, Ethical Standards And Conduct, Disaster Recovery, Policy Analysis, Emergency Response, Mitigation, International Relations, Risk Analysis, Risk Management, Public Safety and National Security, Decision Intelligence
★ 4.7 (87) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: IT Security Architecture, Network Troubleshooting, Information Systems Security, Network Security, Systems Administration, IT Infrastructure, Computer Networking, OSI Models, Cloud Infrastructure, Routing Protocols, Package and Software Management, Cloud Management, Operating System Administration, Application Security, Help Desk Support, Desktop Support, Network Protocols, Cloud Computing, Customer Service, Debugging
★ 4.9 (239) · Beginner · Professional Certificate · 3 - 6 Months

UiPath
Skills you'll gain: Email Automation, Web Scraping, Robotic Process Automation, Automation, Network Protocols, Data Import/Export, Document Management, Spreadsheet Software
★ 4.6 (39) · Beginner · Course · 1 - 4 Weeks
University of Rochester
Skills you'll gain: Market Dynamics, Supply And Demand, Economics, Policy, and Social Studies, Economics, Revenue Management, Business Economics, Policy Analysis, Research, and Development, Social Sciences, Public Policies, Market Analysis, Competitive Analysis, Consumer Behaviour, Business Strategy, Benefits Administration
★ 4.9 (42) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Digital Forensics, Risk Management, Risk Management Framework, Incident Response, Threat Management, Risk Analysis, Business Risk Management, Cyber Attacks, Cyber Security Policies, Security Management, Secure Coding, Computer Security Incident Management, Cyber Security Assessment, Application Security, ISO/IEC 27001, Law, Regulation, and Compliance, Data Security, Malware Protection, Incident Management, Penetration Testing
★ 4.3 (8) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Order Management, Order Entry, Sales Process, Order Processing, Accounting Software, Customer Relationship Management, Inventory Control, Small Business Accounting, Inventory Management System, Customer Relationship Management (CRM) Software, Financial Reporting, Accounts Receivable, Invoicing, Cloud Security, Sales, Amazon Web Services, Data Security, Billing & Invoicing, Accounting, Finance
★ 4.6 (17) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Google Cloud Platform, Load Balancing, Cloud Infrastructure, Virtual Private Networks (VPN), Cloud Computing, Terraform, Cloud Services, Network Security, Infrastructure as Code (IaC), Virtual Machines, Cloud Deployment, General Networking, Virtual Networking, Managed Services, Network Routing, Scalability
★ 4.9 (167) · Intermediate · Course · 1 - 3 Months
Georgia Institute of Technology
Skills you'll gain: Cloud Applications, Cloud Development, Cloud-Native Computing, Cloud Deployment, Application Development, Cloud Management, Cloud Computing, Cloud Infrastructure, Cloud Platforms, Cloud Services, Cloud Computing Architecture, Internet Of Things, Application Deployment, Software Development, Computing Platforms, Distributed Computing, Scalability, Real Time Data
★ 4.5 (19) · Mixed · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Amazon Bedrock, AI Security, Retrieval-Augmented Generation, Docker (Software), Prompt Engineering, GitHub Copilot, Token Optimization, Agentic Workflows, AI Orchestration, LLM Application, Debugging, Serverless Computing, Software As A Service, Model Context Protocol, Amazon Web Services, Large Language Modeling, Rust (Programming Language), Code Review, Natural Language Processing, GitHub
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft SQL Servers, SQL, Database Development, Database Software, Database Design, Database Theory, Stored Procedure, Databases, Relational Databases, Transact-SQL, Database Systems, Database Architecture and Administration, Query Languages, Data Integrity, Microsoft Development Tools, Scripting, Authentications, User Accounts
★ 4.9 (7) · Beginner · Course · 1 - 3 Months