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.

Coursera
Skills you'll gain: AI Security, Threat Modeling, Security Engineering, Security Requirements Analysis, Threat Management, Data Flow Diagrams (DFDs), Threat Detection, Data Security, Key Management, Risk Analysis, Technical Documentation, Cloud Services, Technical Communication
Intermediate · Course · 1 - 4 Weeks

Serviço Nacional de Aprendizagem Industrial - Departamento Nacional
Skills you'll gain: Google Workspace, digital literacy, Productivity Software, Google Docs, Microsoft Teams, Digital Communications, Digital Transformation, Google Sheets, Virtual Teams, Technology Solutions, Computer Literacy, Telecommuting, Events and Conferences, Collaboration, Data Sharing, Data Security, Cloud Storage, Videography
Beginner · Course · 1 - 3 Months

Skills you'll gain: Windows Servers, Remote Access Systems, Hyper-V, Server Administration, Operating System Administration, Active Directory, Windows PowerShell, Dynamic Host Configuration Protocol (DHCP), Virtual Private Networks (VPN), Group Policy, Virtualization, Network Infrastructure, System Monitoring, Data Storage, Event Monitoring, Identity and Access Management, Virtualization and Virtual Machines, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Facebook, Target Audience, Social Media, Social Media Marketing, Social Media Campaigns, Social Media Content, Advertising, Online Advertising, Customer Insights, Business Development, Business
Beginner · Guided Project · Less Than 2 Hours

Cisco Learning and Certifications
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Lakes, Data Access, Query Languages, Google Cloud Platform, Big Data, Identity and Access Management, Cloud Storage, Data Integration, Data Management, Database Development
Beginner · Project · Less Than 2 Hours

Skills you'll gain: AI Orchestration, Model Deployment, AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, AI Security, Artificial Intelligence, Prompt Engineering, Generative AI, Product Support, OpenAI API, Retrieval-Augmented Generation
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, Query Languages, Relational Databases, Database Design, Data Analysis, Data Integrity, Data Manipulation, User Accounts
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Docker (Software), .NET Framework, ASP.NET, Application Deployment, Development Environment, Nginx, YAML, Proxy Servers, Web Servers, Scalability, Microsoft SQL Servers
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pinterest, User Accounts, Information Privacy, Safety and Security, Social Media, Single Sign-On (SSO), Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Terraform, Load Balancing, Infrastructure as Code (IaC), Cloud Storage, Google Cloud Platform, Web Servers
Intermediate · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: API Design, Application Programming Interface (API), Postman API Platform, API Testing, Software Documentation, Software Design Documents, OAuth, CI/CD, .NET Framework, Web Services, Authentications
Intermediate · Course · 1 - 4 Weeks