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.

The Hong Kong University of Science and Technology
Skills you'll gain: White-Box Testing, Acceptance Testing, Software Development Methodologies, Configuration Management, Debugging, Software Development Life Cycle, Software Testing, Software Development, Software Engineering, Unified Modeling Language, System Testing, Integration Testing, User Acceptance Testing (UAT), Unit Testing, Secure Coding, Test Case, Requirements Analysis, Waterfall Methodology, Agile Methodology, Project Management
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Digital pedagogy, Technical Communication, Digital Transformation, Cloud Computing, Big Data, Hypertext Markup Language (HTML), Cloud Storage, File Transfer Protocol (FTP), Data Science, Amazon Web Services, SQL, Databases
Beginner · Course · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Blockchain, Data Sharing, Cryptography, Transaction Processing, Fraud detection, Distributed Computing, FinTech, Emerging Technologies, Data Structures, Version Control, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Virtual Networking, Network Administration, Network Troubleshooting, TCP/IP, Computer Networking, Local Area Networks, General Networking, Network Switches, Network Routers, Simulations, Configuration Management, Information Technology, Verification And Validation, System Testing
Intermediate · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Web Development, Server Side, Application Frameworks
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Cryptography, FinTech, Financial Inclusion, Emerging Technologies, Payment Systems, Data Integrity, Distributed Computing, Public Key Cryptography Standards (PKCS), Business Transformation, Data Security, Information Privacy, Stakeholder Analysis, Intellectual Property, Scalability, Governance
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Linux Commands, Linux, Command-Line Interface, Linux Administration, OS Process Management, Ubuntu, System Monitoring, Network Troubleshooting, File Transfer Protocol (FTP), File Management
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Cyber Threat Intelligence, Threat Management, Cyber Threat Hunting, Computer Security Incident Management, Security Information and Event Management (SIEM), Threat Detection, Incident Management
Intermediate · Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Security Requirements Analysis, Requirements Analysis, Risk Management Framework, Risking, User Requirements Documents, Scalability, Verification And Validation, Software Visualization, Safety and Security
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Writing, Grammar, Editing, Proofreading, English Language, Intellectual Property, Vocabulary
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Infrastructure, Google Cloud Platform, Identity and Access Management, Cloud Computing, Data Storage, Cloud Services, Cloud Computing Architecture, Cloud Management, Cloud Storage, Key Management, Security Management, System Monitoring, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Finite Element Methods, Engineering Analysis, Simulation and Simulation Software, Engineering Calculations, Mathematical Modeling, Structural Analysis
Intermediate · Guided Project · Less Than 2 Hours