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.

Packt
Skills you'll gain: Networking Hardware, General Networking, Network Infrastructure, Local Area Networks, OSI Models, Network Protocols, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Network Architecture, TCP/IP, Computer Networking, Network Model, Wireless Networks, Network Security, Network Switches, Virtual Local Area Network (VLAN)
Beginner · Course · 1 - 4 Weeks

Splunk Inc.
Skills you'll gain: Splunk, Interactive Data Visualization, Visualization (Computer Graphics), Data Mapping, Frontend Performance, Geospatial Mapping, Wireframing, Extensible Markup Language (XML), UI Components, Prototyping, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Cucumber (Software), Behavior-Driven Development, JSON, Restful API, Application Programming Interface (API), Test Tools, Test Case, JUnit, Security Testing, Test Script Development, Test Data, Test Automation, Apache Maven, Authentications, Development Environment, Authorization (Computing)
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Cleansing, Data Wrangling, Data Integration, Data Capture, Data Preprocessing, Data Literacy, Data Quality, Data Transformation, Data Management, Data Collection, Web Scraping, Data Import/Export, Data Access, Information Management, Metadata Management, Unstructured Data
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, API Gateway, Network Administration, Software-Defined Networking, Cloud-Native Computing, General Networking, Network Architecture, Network Security, Application Deployment, Containerization
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Load Balancing, Google Cloud Platform, Cloud Storage, Cloud Services, Cloud Computing, Web Servers
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Business Transformation, Manufacturing Operations, Digital Transformation, Information Technology Operations, Cloud Computing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Teams, Microsoft 365, Team Management, Group Policy, Azure Active Directory, User Accounts, System Configuration, Identity and Access Management, Product Lifecycle Management, Windows PowerShell, Network Planning And Design, Network Performance Management, Security Controls
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: z/OS, Package and Software Management, Mainframe Computing, Patch Management, Software Installation, File Transfer Protocol (FTP), Configuration Management, Change Control, Data Management, Command-Line Interface
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Performance Tuning, Microsoft Azure, Database Administration, Scalability, Relational Databases, Microsoft SQL Servers, Database Architecture and Administration, Database Management, Database Systems, Operational Databases, Data Migration, Transact-SQL, Stored Procedure, Cloud Security, Cloud Deployment, Disaster Recovery, Virtual Machines
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Firewall, Terraform, Virtual Networking, Virtual Machines, Infrastructure as Code (IaC), Network Infrastructure, Google Cloud Platform, IT Automation, Network Security, Verification And Validation, Cloud Deployment, Network Model
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Amazon Elastic Compute Cloud, Databases, Infrastructure as Code (IaC), Amazon S3, Amazon DynamoDB, Cloud Infrastructure, CI/CD, Public Cloud, Cloud Computing, Containerization, Serverless Computing, Cloud Storage, Scalability
Beginner · Course · 1 - 3 Months