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.

Skills you'll gain: Networking Hardware, General Networking, Network Architecture, Wireless Networks, Network Protocols, Computer Networking, TCP/IP, Local Area Networks, Network Security, Network Troubleshooting, System Configuration, Wide Area Networks, Servers
Build toward a degree
Beginner · Course · 1 - 4 Weeks

New York University
Skills you'll gain: Authentications, Public Key Infrastructure, Cryptographic Protocols, Public Key Cryptography Standards (PKCS), Cryptography, Data Encryption Standard, Computer Security, Cybersecurity, Network Security, Security Controls, Cyber Attacks, Encryption, Key Management, Multi-Factor Authentication, Single Sign-On (SSO)
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Apache Spark, Apache Hadoop, Data Integration, Big Data, Data Pipelines, Data Processing, Data Management, NoSQL, Database Management Systems, Analytics, Splunk, Database Systems, MongoDB, Pandas (Python Package), Query Languages, PostgreSQL
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Development, Cloud Applications, Cloud Management, Cloud Deployment, Containerization, Cloud-Based Integration, Cloud Security, Azure DevOps, Cloud Services, Docker (Software), Cloud Storage, Cloud Computing, API Gateway, Azure Active Directory, Cloud Solutions, Cloud Infrastructure, Application Performance Management, Event-Driven Programming, Authorization (Computing)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Model Evaluation, Model Training, AI Security, Testability, Feature Engineering, Statistical Methods, Responsible AI, Model Optimization, Predictive Analytics, Applied Machine Learning, Data Analysis, Predictive Modeling, Data Preprocessing, Data Science, Data Visualization, Machine Learning Algorithms, Python Programming, Data Management
Intermediate · Course · 1 - 4 Weeks

Tally Education and Distribution Services Private Limited
Skills you'll gain: Accounting, General Accounting, Accounting Systems, Ledgers (Accounting), Financial Reporting, Bookkeeping, Management Reporting, Accounting Software, Accounting Records, Financial Accounting, Business Reporting, Financial Statements, General Ledger, Data Entry, Inventory Accounting, Security Controls, Balance Sheet, Accounting and Finance Software, Data Security, Banking
Beginner · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Linux, Linux Administration, Virtualization and Virtual Machines, File Systems, Linux Servers, File Management, Virtualization, Network Troubleshooting, Virtual Machines, Software Installation, Operating System Administration, Linux Commands, Command-Line Interface, Network Administration, System Configuration, Operating Systems, Computing Platforms, General Networking, Local Area Networks, Shell Script
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Prospecting and Qualification, Customer Retention, Marketing Automation, Sales Process, Lead Generation, B2B Sales, Sales Development, Conversion Funnel Analysis, Marketing Strategies, Customer Acquisition Management, Marketing Effectiveness, Driving engagement, Email Marketing, Customer Engagement, Growth Strategies, Strategic Marketing, Business Marketing, Business-To-Consumer, HubSpot CRM, E-Commerce
Beginner · Course · 3 - 6 Months

University of Colorado System
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Incident Response, Computer Security Incident Management, Cybersecurity, Threat Management, Data Security, Cyber Attacks, Endpoint Detection and Response, Incident Management, Endpoint Security, Network Security, Firewall, Security Software, Anomaly Detection, System Monitoring
Beginner · Course · 1 - 3 Months
Skills you'll gain: Blockchain, Digital Assets, FinTech, Business Planning, Plan Execution, Agentic systems, Strategic Thinking, Business Strategies, Strategic Decision-Making, Payment Systems, Governance, Financial Inclusion, Financial Services, Strategic Partnership, Financial Regulation, Ledgers (Accounting), Work Breakdown Structure, Cryptography, Emerging Technologies, Stakeholder Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Mainframe Computing, Mainframe Technologies, z/OS, Virtualization, Virtualization and Virtual Machines, Virtual Machines, Hardware Architecture, Infrastructure Architecture, Computing Platforms, Computer Architecture, Enterprise Security, Computer Hardware, Cryptography, Transaction Processing, System Configuration, Authorization (Computing), Identity and Access Management, Memory Management
Beginner · Course · 1 - 4 Weeks

The University of Chicago
Skills you'll gain: Software-Defined Networking, Virtual Networking, Software-Defined Data Center (SDDC), Computer Networking, Virtualization, Network Architecture, Network Administration, Network Switches, Network Routing, Network Security, Network Protocols, Hardware Architecture, Application Programming Interface (API), Verification And Validation
Mixed · Course · 1 - 3 Months