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.

28DIGITAL
Skills you'll gain: Technical Standard, Ethical Standards And Conduct, Interoperability, Emerging Technologies, Common Core Standards, Information Privacy, Digital Communications, Telecommunications, Artificial Intelligence
★ 4.5 (55) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, Network Protocols, General Networking, Network Administration, Network Security, Networking Hardware, TCP/IP, Computer Networking, Wireless Networks, Local Area Networks, Virtual Private Networks (VPN), Network Routers, Firewall, OSI Models, Virtual Local Area Network (VLAN), Routing Protocols, Servers, Network Switches, Dynamic Host Configuration Protocol (DHCP), System Configuration
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Decision Intelligence, Applied Machine Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Marketing Materials, Promotional Materials, Marketing Collateral, Advertising, Digital Advertising, Design Elements And Principles, Organizational Skills, Graphic Design, Driving engagement, Layout Design, Online Advertising, Design, Graphic and Visual Design, Graphic and Visual Design Software, Graphical Tools, Marketing, Dashboard
★ 4.9 (15) · Intermediate · Guided Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Virtualization, Virtualization and Virtual Machines, Virtual Machines, Data Storage, Virtual Networking, Data Storage Technologies, vSphere DRS & HA, Networking Hardware, Computing Platforms, Network Architecture, Infrastructure Architecture, IT Infrastructure, End User Training and Support, Capacity Management, Data Centers, Memory Management, Network Switches, Desktop Support, Endpoint Security, Computer Hardware
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cybersecurity, General Networking, Cyber Threat Intelligence, Cyber Attacks, Endpoint Security, Infrastructure Security, Network Routing, Threat Detection, Computer Security, Network Administration, Firewall, Endpoint Detection and Response, Wireless Networks, Cloud Computing, Information Technology Infrastructure Library, Technical Support and Services
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Wrangling, Data Integration, Data Manipulation, JSON, Data Transformation, Relational Databases, R (Software), Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Data Structures, File I/O, Application Programming Interface (API)
★ 4.7 (51) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Security, Database Management, Data Security, Relational Databases, Disaster Recovery, Data Storage Technologies, Cloud Management, Databases, System Monitoring, Data Storage, Data Management, Continuous Monitoring, Database Administration, Microsoft SQL Servers, Event Monitoring, IT Infrastructure, Role-Based Access Control (RBAC), Encryption, Application Performance Management
★ 5 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Oracle SQL Developer, Database Administration, Database Architecture and Administration, Relational Databases, Database Management, Database Management Systems, Database Design, SQL, Data Storage, Data Management, Data Storage Technologies, Performance Tuning, Data Integrity, Cyber Security Policies, Security Controls, Identity and Access Management, System Monitoring, User Accounts, File Management
★ 5 (14) · Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: SQL, Transaction Processing, Query Languages, Database Management, Data Manipulation, Data Security, Security Controls, Security Management, Database Architecture and Administration, Data Transformation, Data Access, Data Integrity, Authorization (Computing), Data Dictionary
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Data Warehousing, Power BI, Data Integration, Data Architecture, Data Visualization Software, Microsoft Azure, Apache Spark, Extract, Transform, Load, Data Storage, Database Management, Data Pipelines, Performance Tuning, Data Processing, Data Transformation, Query Languages, Cloud Security, Data Security, Security Controls, Scalability
★ 4.9 (55) · Beginner · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: Cybersecurity, Cyber Attacks, AI Security, Network Security, Information Systems Security, Data Ethics, Deep Learning, Responsible AI, Intrusion Detection and Prevention, Artificial Intelligence and Machine Learning (AI/ML), Malware Protection, Natural Language Processing, Artificial Intelligence, Machine Learning Methods, Threat Detection, Anomaly Detection, Machine Learning, Supervised Learning, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks