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.

United Cities and Local Governments of Africa
Skills you'll gain: Climate Change Adaptation, Climate Change Programs, Climate Change Mitigation, Environmental Policy, Social Determinants Of Health, Decision Intelligence, Land Management, Environmental Resource Management, Sustainable Development, Decision Support Systems, Governance, Vulnerability, Socioeconomics, Economic Development, Hazard Analysis
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
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Virtual Networking, Open Shortest Path First (OSPF), Computer Networking, Network Engineering, Network Planning And Design, TCP/IP, General Networking, OSI Models, Wireless Networks, Network Routing, Virtualization and Virtual Machines, Security Controls, Network Switches, Event Monitoring, Local Area Networks, Cloud Infrastructure, Puppet (Configuration Management Tool), IT Automation, Chef (Configuration Management Tool), Real Time Data
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Cryptography, Encryption, Application Development, Security Engineering, C and C++, C++ (Programming Language)
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Cloud Security, PostgreSQL, Database Administration, Google Cloud Platform, Authentications, Security Controls, Database Management, Identity and Access Management, Key Management
Beginner · Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Performance Management, Virtual Networking, Network Monitoring, Performance Tuning, Network Troubleshooting, Virtual Private Networks (VPN), Load Balancing, Performance Testing, Google Cloud Platform, Test Tools, Network Analysis, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux Administration, Virtualization and Virtual Machines, Linux, Performance Tuning, Linux Servers, Virtualization, IBM Cloud, Data Storage, Data Storage Technologies, Hybrid Cloud Computing, Hardening, AI Enablement, Security Controls, Mainframe Computing, Hardware Architecture, Infrastructure Architecture, Virtual Networking, Mainframe Technologies, Networking Hardware, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 3 Months

Skills you'll gain: WordPress, Content Management Systems, Web Design and Development, Blogs, Content Creation, Content Management, Business Marketing, Creativity
Beginner · Guided Project · Less Than 2 Hours

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
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Flutter (Software), UI Components, Mobile Development, Google Cloud Platform, User Interface (UI), Application Development, Cross Platform Development, Web Development, Network Security
Beginner · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Data Lakes, Data Governance, Data Warehousing, Data Infrastructure, Data Architecture, Google Cloud Platform, Data Management, Advanced Analytics, Data Security, Data Integration, Data Storage Technologies, Analytics, Data Pipelines, Cloud Computing, Cloud Computing Architecture, Applied Machine Learning
Intermediate · Course · 1 - 3 Months