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.

Universidad de Chile
Skills you'll gain: Web Presence, Interviewing Skills, Social Media Management, Social Media, digital literacy, Expectation Management, Goal Setting, Workforce Development, Writing and Editing, Recruitment, Professional Development
★ 4.7 (398) · Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Criminal Investigation and Forensics, Public Safety and National Security, Social Justice, Legal Proceedings, Jury Trial, Political Sciences, Case Law, Neurology, Social Sciences, Policy Analysis, Appeals, Litigation and Civil Justice, Disabilities, Mental and Behavioral Health Specialties, Sociology, Mental Health Diseases and Disorders, Law, Regulation, and Compliance, Cultural Diversity, Investigation, Intelligence Collection and Analysis
★ 4.6 (198) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Metasploit, Public Key Infrastructure, Exploit development, Exploitation techniques, Cybersecurity, Cryptography, Mobile Security, Cyber Operations, Cryptographic Protocols, Security Testing, Vulnerability Scanning, Application Security, Network Security, Operating Systems, Encryption, Hardening, Vulnerability Assessments, Computer Security
★ 4.1 (22) · Intermediate · Specialization · 3 - 6 Months

Fractal Analytics
Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Human Centered Design, Problem Solving, Critical Thinking and Problem Solving, AI Security, Business Leadership, Strategic Leadership, User Centered Design, AI Product Strategy, Solution Design, Generative Adversarial Networks (GANs), Business Strategy, Strategic Thinking, Artificial Intelligence, Critical Thinking, Design Thinking, Thought Leadership, Project Implementation
★ 4.6 (242) · Beginner · Specialization · 3 - 6 Months

Fortinet, Inc.
Skills you'll gain: Firewall, Network Security, Virtual Private Networks (VPN), Network Administration, IT Security Architecture, Intrusion Detection and Prevention, Network Infrastructure, Enterprise Security, Network Architecture, Infrastructure Security, Remote Access Systems, Security Controls, System Configuration, Security Software, Performance Tuning, Cybersecurity, API Gateway, Hardware Architecture, Malware Protection, Threat Detection
★ 4.4 (24) · Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Infectious Diseases, Epidemiology, Nutrition and Diet, Food Safety and Sanitation, Infection Control, Public Health, Physiology, Preventative Care, Sustainable Systems, Immunology, Biology, Microbiology, Caregiving, Environment and Resource Management
★ 4.8 (632) · Beginner · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Big Data, Internet Of Things, Social Network Analysis, Text Mining, Apache Hadoop, Business Intelligence, Social Media Analytics, Unstructured Data, Analytics, Cloud Computing, Cloud Infrastructure, Data-Driven Marketing, Data Science, Fraud detection, Customer Retention, Marketing Strategies
★ 4.6 (323) · Beginner · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Payment Systems, Blockchain, Personally Identifiable Information, digital literacy, Law, Regulation, and Compliance, Digital Assets, E-Commerce, General Data Protection Regulation (GDPR), Information Privacy, Civil Law, Cyber Governance, Contract Review, Internet Of Things, Payment Processing, Legal Risk, Regulation and Legal Compliance, FinTech, Commercial Laws, Robotics, Tax
★ 4.6 (237) · Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Penetration Testing, Linux Commands, Command-Line Interface, Security Testing, Linux, Cybersecurity, Vulnerability Scanning, Operating Systems, Exploitation techniques, Microsoft Windows, File Systems, Mac OS
★ 4.6 (100) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), SonarQube, Threat Modeling, Secure Coding, Application Security, Security Testing, DevSecOps, Code Review, Maintainability, Vulnerability Scanning, Software Quality (SQA/SQC), Risk Mitigation, Software Quality Assurance, MITRE ATT&CK Framework, Cyber Security Assessment, Vulnerability Assessments, Software Technical Review, Continuous Integration, Vulnerability Management, Cyber Attacks
Intermediate · Specialization · 1 - 3 Months

Dartmouth College
Skills you'll gain: Digital Transformation, Customer experience strategy (CX), Data Strategy, Business Transformation, Data-Driven Decision-Making, Analytics, Data Literacy, Business Analytics, Internet Of Things, Cloud Computing, Scalability, Automation, Business Modeling, Technology Strategies, Strategic Decision-Making, Data Analysis, Innovation, Organizational Leadership, Business Metrics, AI Workflows
★ 4.7 (27) · Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Invoicing, Billing & Invoicing, Inventory Management, Inventory Management System, Tax Management, Accounting Software, Customer Relationship Management, Billing, Customer Relationship Management (CRM) Software, Sales Tax, Small Business Accounting, Accounting and Finance Software, Accounting, Security Controls, Payroll Systems
★ 4.5 (86) · Beginner · Guided Project · Less Than 2 Hours