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.

Coursera
Skills you'll gain: Cryptography, Encryption, Application Development, Security Engineering, Application Security, C++ (Programming Language)
Intermediate · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Digital Forensics, Cybersecurity, Network Protocols, Information Systems Security, General Networking, Record Keeping, Data Integrity, File Management, Encryption, Command-Line Interface, Linux Commands
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, Linux Commands, Virtual Private Networks (VPN), System Monitoring, Operating System Administration, Public Key Infrastructure, Ubuntu, Version Control, File Management, Command-Line Interface, Linux Servers, Intrusion Detection and Prevention, Git (Version Control System), File Systems, User Accounts, Firewall, Cloud Computing Architecture, DevOps
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Responsive Web Design, Front-End Web Development, Git (Version Control System), Web Content Accessibility Guidelines, User Interface and User Experience (UI/UX) Design, HTML and CSS, React.js, Usability, Software Technical Review, Web Applications, User Experience Design, Semantic Web, Data Validation, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Facebook, Drive Engagement, Online Advertising, Advertising, Social Media Marketing, Social Media, Marketing, Customer Engagement, Social Media Management, Business Marketing, Target Audience
Beginner · Guided Project · Less Than 2 Hours

University of Pennsylvania
Skills you'll gain: Human Capital, Employee Retention, Workforce Development, Employee Training, Talent Management, Digital Transformation, Organizational Strategy, Human Resources, Employee Engagement, Supply Chain Management, Human Resources Management and Planning, E-Commerce, Customer experience strategy (CX), Supply Chain, Brand Strategy, Analytics, Retail Store Operations, Marketing Strategies, Customer Insights, Performance Management
Beginner · Specialization · 1 - 3 Months

University of Minnesota
Skills you'll gain: Prototyping, User Interface (UI) Design, Usability, Graphic and Visual Design, Web Content Accessibility Guidelines, Design, Interaction Design, Conceptual Design, Human Centered Design, Mockups, Layout Design, Wireframing, Responsive Web Design, Internet Of Things
Mixed · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Cryptography, Security Requirements Analysis, Encryption, Data Security, Security Management, Personally Identifiable Information, Threat Management, ISO/IEC 27001, Cyber Security Policies, Information Assurance, General Data Protection Regulation (GDPR), Cybersecurity, Information Privacy, Security Awareness, Threat Detection, Cyber Risk, Human Factors, Authentications, Data Integrity, Authorization (Computing)
Beginner · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: Data Processing, Data Mining, Data Structures, Data Presentation, Object Oriented Programming (OOP), Web Scraping, Data Analysis, Python Programming, Pandas (Python Package), NumPy, Data Visualization, Data Manipulation, Matplotlib, User Interface (UI) Design
Beginner · Course · 1 - 3 Months
Google Cloud
Skills you'll gain: Gmail, Google Workspace, Email Security, Productivity Software, Organizational Skills, Business Communication, Business Solutions, Data Import/Export
Beginner · Course · 1 - 3 Months

Alibaba Cloud Academy
Skills you'll gain: Cloud Security, Network Security, Network Architecture, Data Security, Application Security, Cloud Computing, Operating Systems, Linux, Firewall, Distributed Denial-Of-Service (DDoS) Attacks, Encryption
Beginner · Course · 1 - 3 Months
University of Alberta
Skills you'll gain: Sprint Retrospectives, Scrum (Software Development), Software Technical Review, Agile Project Management, Agile Software Development, Software Quality Assurance, Agile Methodology, User Story, Requirements Analysis, Usability Testing, User Research
Mixed · Course · 1 - 4 Weeks