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.

Universitat Autònoma de Barcelona
Skills you'll gain: Big Data, Data Processing, Data Storage Technologies, Data Infrastructure, Analytics, Data Strategy, Economics, Policy, and Social Studies, Apache Hadoop, Data Analysis, Unstructured Data, Social Sciences, Social Impact, Case Studies
Beginner · Course · 1 - 3 Months

Columbia University
Skills you'll gain: Portfolio Management, Investment Management, Portfolio Risk, Asset Management, Market Liquidity, Risk Management, Financial Market, Equities, Risk Analysis, Transaction Processing, Securities Trading, Financial Analysis, Statistical Analysis
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Cyber Threat Hunting, Threat Detection, Endpoint Detection and Response, Cyber Security Strategy, System Monitoring, Cybersecurity, Continuous Monitoring, Network Security, Network Monitoring, Python Programming, Anomaly Detection, Scripting, Scripting Languages
Intermediate · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Legal Technology, Payment Systems, Blockchain, Personally Identifiable Information, digital literacy, Law, Regulation, and Compliance, Digital Assets, E-Commerce, General Data Protection Regulation (GDPR), Information Privacy, Cyber Governance, Internet Of Things, Legal Risk, Regulation and Legal Compliance, FinTech, Commercial Laws, Robotics, Contract Compliance, Tax, Cryptography
Beginner · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Clinical Data Management, Data Quality, Quality Assurance, Data Entry, Clinical Trial Management Systems, Case Report Forms, Clinical Trials, Data Cleansing, Data Management, Data Integrity, Data Collection, Data Sharing, Data Security, Patient Treatment, Continuous Monitoring, Statistical Analysis
Beginner · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: Routing Protocols, OSI Models, Remote Access Systems, Network Architecture, TCP/IP, General Networking, Network Protocols, Network Troubleshooting, Computer Networking, Networking Hardware, Network Administration, Network Security, Network Infrastructure, Network Model, Virtual Private Networks (VPN), Wireless Networks, Network Routers, Network Routing, Dynamic Host Configuration Protocol (DHCP), Intrusion Detection and Prevention
Beginner · Course · 1 - 3 Months

ISC2
Skills you'll gain: Authentications, Authorization (Computing), Role-Based Access Control (RBAC), Identity and Access Management, Security Controls, User Provisioning, Data Access, Security Awareness, Multi-Factor Authentication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Cloud Computing, Network Monitoring, Command-Line Interface, Cloud Services, General Networking, Linux, Windows PowerShell, Virtual Machines
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: MITRE ATT&CK Framework, Threat Modeling, Cyber Threat Intelligence, Threat Detection, Threat Management, Exploit development, Computer Security Incident Management, Network Analysis, Cybersecurity, Network Security, Network Monitoring, SQL
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Microsoft Azure, Data Visualization, Microsoft Excel, Internet Of Things, Cloud Storage, Data Storage Technologies, Data Import/Export, Data Pipelines
Beginner · Guided Project · Less Than 2 Hours

University at Buffalo
Skills you'll gain: Manufacturing Operations, Process Design, Product Design, Manufacturing and Production, Production Process, Digital Transformation, Industrial Engineering, Internet Of Things, Computer-Aided Design, Technology Roadmaps, Enterprise Resource Planning, Technology Strategies, Information Technology, Simulation and Simulation Software, Business Technologies, Cloud Computing
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: AI Orchestration, LangChain, OpenAI API, Generative AI Agents, Prompt Patterns, AI Workflows, Prompt Engineering, Agentic systems, AI Security, Large Language Modeling, Business Logic, File I/O, Transaction Processing, Document Management, Persona Development, Plan Execution, Software Architecture
Beginner · Course · 1 - 3 Months