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.

University of Illinois Urbana-Champaign
Skills you'll gain: Real Estate, Investments, Property and Real Estate, Risk Management, Portfolio Management, Portfolio Risk, Accounting, Market Liquidity, Balance Sheet, Business Valuation, Return On Investment, Financial Statements, Financial Planning, Case Studies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Network Troubleshooting, Desktop Support, Test Equipment, Computer Hardware, Mobile Security, Technical Support, System Support, Data Maintenance, Peripheral Devices, Data Storage, Wireless Networks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Programming Interface (API), Simple Object Access Protocol (SOAP), Application Deployment, Development Environment, Hibernate (Java), OAuth, Back-End Web Development, Eclipse (Software)
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Linux Commands, Linux Administration, Linux, Cybersecurity, Serverless Computing, Cloud Computing Architecture, Operating System Administration, Cloud Computing, Information Systems Security, Open Source Technology, Information Technology, DevOps, Git (Version Control System), Servers, Public Key Infrastructure
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Warehousing, Apache Hadoop, Distributed Computing, Scalability, Transaction Processing, Database Design, Database Management Systems, Database Systems, Data Architecture, Relational Databases, Database Management, Database Architecture and Administration, Cloud Computing, Query Languages, Big Data, Databases, Data Processing, Machine Learning, SQL, Data Access
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: AI Workflows, AI Orchestration, Agentic Workflows, AI Security
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Network Security, Virtual Private Networks (VPN), Security Controls, Cybersecurity, Security Management, Authentications, Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Security Awareness, Network Switches, Authorization (Computing), Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Processing, Google Cloud Platform, Data Store, Data Pipelines, Data Capture, Unstructured Data, Cloud API, Geographic Information Systems, Cloud Storage, Serverless Computing, Business Process
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Prioritization, Product Roadmaps, Sprint Planning, Timelines, Strategic Prioritization, Business Priorities, Agile Methodology, Project Schedules, Project Planning, Meeting Facilitation, Agile Project Management, Kanban Principles, Business Requirements, Requirements Analysis, Team Management
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Prompt Engineering, MongoDB, Query Languages, Metadata Management, Performance Tuning, Embeddings, Data Pipelines
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Malware Protection, Network Security, Information Systems Security, Security Controls, Cybersecurity, Data Security, Mobile Security, Computer Security Awareness Training, Wireless Networks, Authentications, Human Factors (Security), Threat Detection, Encryption, User Accounts
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Management, Site Reliability Engineering, Google Cloud Platform, Cloud Computing, Cloud Infrastructure, Cloud Computing Architecture, Cost Management, DevOps, Identity and Access Management, Disaster Recovery, Financial Controls, Technical Support
Beginner · Course · 1 - 3 Months