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.

Nanjing University
Skills you'll gain: C (Programming Language), Computer Systems, Data Structures, System Programming, Programming Principles, Computer Architecture, Operating Systems, Data Storage, Computer Hardware, Application Security, Software Architecture
Mixed · Course · 1 - 3 Months

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

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

Xi'an Jiaotong University
Skills you'll gain: Microsoft SQL Servers, SQL, Relational Databases, Database Design, Databases, Database Management, Database Architecture and Administration, Query Languages, C# (Programming Language), Data Access, Data Integrity, Data Security
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Customer Relationship Management, Customer Data Management, Big Data, Data Mining, Data-Driven Decision-Making, Predictive Analytics, Sales Management, Ggplot2, Data Visualization Software, Plot (Graphics), Data Modeling, R Programming, Customer Insights, Customer Acquisition Management, Customer experience strategy (CX), Customer Retention, Data Science, Data Analysis, Data Manipulation, Applied Machine Learning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Application Deployment, Cloud Infrastructure, CI/CD, Cloud Computing Architecture, Cloud Security, Microservices, Service Level Agreement, Kubernetes, Site Reliability Engineering, Google Cloud Platform, Cloud Storage, Key Performance Indicators (KPIs), Network Architecture, Restful API, API Design, Systems Architecture, Scalability, Load Balancing, System Monitoring, Disaster Recovery
Advanced · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Root Cause Analysis, Customer Relationship Building, Customer Relationship Management, Problem Management, Verbal Communication Skills, Customer Support, Amazon Web Services, Communication, Cloud Solutions, Technical Support, Cloud Security, Cloud Services, Automation, Collaboration, Incident Management, Generative AI, Innovation
Beginner · Course · 1 - 4 Weeks

ISC2
Skills you'll gain: Cloud Security, Zero Trust Network Access, Hybrid Cloud Computing, Cloud Computing, Cloud Services, Cloud Solutions, Risk Mitigation, Cloud Platforms, Security Controls, Security Strategy, Legal Risk, Regulation and Legal Compliance, Information Privacy, Auditing
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Kubernetes, Role-Based Access Control (RBAC), CI/CD, Application Deployment, Network Troubleshooting, DevOps, Performance Tuning, Scalability, Continuous Integration, Containerization, Continuous Deployment, Prometheus (Software), Package and Software Management, YAML, Network Security, Network Performance Management, System Monitoring, Cloud-Native Computing, Continuous Monitoring, Git (Version Control System)
Advanced · Specialization · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Search Engine Marketing, Pay Per Click Advertising, Marketing Analytics, Search Engine Optimization, Web Analytics, Web Analytics and SEO, Online Advertising, Data Presentation, Data Visualization, Analytics, Digital Marketing, Keyword Research, Apache Hadoop, Data-Driven Decision-Making, Digital Advertising, Machine Learning Methods, Social Media Strategy, Customer Analysis, MarTech, Predictive Modeling
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Network Troubleshooting, Network Routing, Routing Protocols, OSI Models, TCP/IP, Virtual Local Area Network (VLAN), Network Switches, Networking Hardware, Network Administration, Local Area Networks, Network Infrastructure, Network Protocols, System Configuration
Intermediate · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Hazard Analysis, Risk Analysis, Food Safety and Sanitation, Food Quality Assurance And Control, Risk Management, Safety Standards, Emergency Response, Safety and Security, Case Studies, Media and Communications
Intermediate · Course · 1 - 3 Months