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.

University of Colorado System
Skills you'll gain: Data Encryption Standard, Advanced Encryption Standard (AES), Cryptography, Encryption, Brute-force attacks, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Security Testing, Cybersecurity, Cyber Operations, Information Systems Security, Information Systems Security Assessment Framework (ISSAF), Cyber Security Strategy, Vulnerability Assessments, Cyber Threat Intelligence, Threat Modeling, Exploit development, Exploitation techniques, Cyber Attacks, Cyber Security Policies, Computer Security, Security Controls, Data Security
Intermediate · Course · 1 - 4 Weeks

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: Database Architecture and Administration, Cloud Computing Architecture, Oracle Databases, Data Migration, Microsoft SQL Servers, Google Cloud Platform, Cloud Computing, Database Management, Databases, Virtual Private Networks (VPN), Network Security, Enterprise Application Management, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Security, Secure Coding, Threat Modeling, Security Testing, Software Development Life Cycle, Security Controls, Risk Management Framework, Security Requirements Analysis, Software Development, Authorization (Computing), Data Security, Vulnerability Assessments, Identity and Access Management, Verification And Validation, Cryptography, Software Architecture, Software Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Email Marketing, Social Media Content, Search Engine Optimization, Web Analytics and SEO, Social Media Marketing, Brand Marketing, Branding, Digital Marketing, Marketing Design, Marketing, Content Management Systems
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, LLM Application, Model Deployment, Responsible AI, Application Deployment, Application Development, Hugging Face, Data Ethics, Generative AI, AI Security, Application Security, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Performance Tuning, Data Architecture, User Accounts, Data Warehousing, SQL, Database Management, Data Modeling, Data Transformation, Data Import/Export, Data Integration, Role-Based Access Control (RBAC), Data Governance, JSON, Data Security
Intermediate · Course · 1 - 4 Weeks

Technion - Israel Institute of Technology
Skills you'll gain: Materials science, Semiconductors, Medical Devices, Biomedical Engineering, Chemistry, Analytical Testing, Laboratory Testing, Electronics, Electrical Engineering, Analytical Chemistry, Chemical Engineering, Manufacturing Processes
Mixed · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Diplomacy, International Relations, Health Policy, Governance, Health Systems, Public Health and Disease Prevention, Public Health, International Finance, Policty Analysis, Research, and Development, Health Care, Public Safety and National Security, Philanthropy, Advocacy, Economic Development, Case Studies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Containerization, Prompt Engineering, AI Orchestration, Scalability, AI Workflows, Application Deployment, Kubernetes, Agentic Workflows, Azure Active Directory, System Monitoring, LangChain, Generative AI Agents, Microservices, Microsoft Azure, Artificial Intelligence, Distributed Computing, Serverless Computing, Natural Language Processing, Reinforcement Learning
Intermediate · Professional Certificate · 3 - 6 Months

LearnKartS
Skills you'll gain: Apache Kafka, Performance Metric, Live Streaming, Event-Driven Programming, Network Troubleshooting, Network Architecture
Beginner · Specialization · 1 - 3 Months