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 Boulder
Skills you'll gain: OSI Models, Network Security, TCP/IP, Network Architecture, Network Protocols, General Networking, Network Routers, Routing Protocols, Public Key Infrastructure, Network Model, Cryptography, Web Applications
Build toward a degree
Intermediate · Course · 1 - 3 Months
University of California, Davis
Skills you'll gain: Content Marketing, Competitive Analysis, Copywriting, Marketing Strategy and Techniques, Social Media Strategy, Brand Marketing, Digital Media Strategy, Writing, Marketing Analytics, Search Engine Optimization, Business-To-Consumer, B2B Sales, Auditing
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: OSI Models, Network Architecture, Computer Networking, TCP/IP, Network Protocols, General Networking, Network Infrastructure, Wireless Networks, Network Routing, Local Area Networks, Network Security, Virtual Local Area Network (VLAN), Load Balancing, Wide Area Networks, Cloud Computing
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Web Analytics and SEO, Content Management Systems, Web Design, Web Analytics, Supplier Management, Web Design and Development, E-Commerce, WordPress, Search Engine Optimization, No-Code Development, Blogs, Retail Management, Order Management, Web Content, Web Development, Marketing Strategies, Order Management Systems, Shipping and Receiving, Web Frameworks, Web Development Tools
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Data Encryption Standard, Public Key Infrastructure, Cryptography, Public Key Cryptography Standards (PKCS), Brute-force attacks, Key Management, Advanced Encryption Standard (AES), Encryption, Data Integrity, Information Systems Security, Cybersecurity, Authentications, Information Assurance, Data Security, Theoretical Computer Science, Computational Logic, Algorithms
Intermediate · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Cyber Security Policies, Security Engineering, Information Systems Security, Cybersecurity, Security Awareness, Threat Modeling, Policy Analysis, Political Sciences, Vulnerability Assessments, Public Policies, Human Factors, Human Computer Interaction, Usability, Software Testing
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft 365, Network Security, Cloud Management, Microsoft Azure, Business Software, Computer Hardware, Virtual Machines, Identity and Access Management, Cybersecurity, Network Troubleshooting, Microsoft Office, Desktop Support, Virtual Private Networks (VPN), Azure Active Directory, Technical Support and Services, Technical Support, System Monitoring, Disaster Recovery, Cloud Computing, Network Protocols
Beginner · Professional Certificate · 3 - 6 Months

University of Michigan
Skills you'll gain: Data Processing, Data Visualization, Interactive Data Visualization, Data Cleansing, Data Collection, Data Visualization Software, Python Programming, Exploratory Data Analysis, Algorithms, Data Analysis, Web Scraping, Email Automation
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Adobe Firefly, Generative AI, Photo Editing, Multimedia, Prompt Engineering, Content Creation, ChatGPT, Marketing Materials, Digital Media Strategy, Video Editing, Logo Design, Automation, E-Commerce
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Hypertext Markup Language (HTML), Web Design, Web Content Accessibility Guidelines, Web Design and Development, Usability, Semantic Web, Cascading Style Sheets (CSS), Cloud Hosting, Web Servers, Data Validation, Web Development Tools
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Loyalty Programs, Customer Retention, E-Commerce, Customer Relationship Management, Web Analytics, Digital Marketing, Product Improvement, Email Marketing, Marketing Analytics, Customer Insights, Portfolio Management, Generative AI Agents, Performance Metric
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Management, Databases, Relational Databases, Database Architecture and Administration, Data Security, User Accounts, Secure Coding, SQL, Application Security, Vulnerability Scanning, NoSQL, Role-Based Access Control (RBAC), Encryption, Data Manipulation
Beginner · Course · 1 - 3 Months