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.

Skills you'll gain: OSI Models, Communication Systems, Cloud Computing Architecture, Network Protocols, Telecommunications, Internet Of Things, Cloud Deployment, TCP/IP, Cloud Computing, General Networking, Electric Power Systems, Energy and Utilities, Cloud Management, Network Infrastructure, Interoperability, Wireless Networks, Electrical Power, Cyber Engineering, Electrical Systems, Threat Modeling
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Responsible AI, Agentic Workflows, Data Architecture, Cloud Security, Cloud Management, Digital Transformation, Data Governance, Cloud Storage, Google Cloud Platform, Data Strategy, Data Storage, Agentic systems, Cloud Infrastructure, Site Reliability Engineering, Data Warehousing, Cloud Platforms, Cloud Services, Service Level, Cloud Standards, Cloud Hosting
★ 4.8 (4.9K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Social Media Marketing, Target Audience, Social Media Strategy, Social Media, Customer Analysis, Persona Development, Smart Goals, Marketing Effectiveness, Key Performance Indicators (KPIs), Goal Setting, Digital Media Strategy, Marketing, Marketing Strategies, Facebook, Marketing Channel, Instagram, Digital Marketing, Journey Mapping
★ 4.8 (16K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Infrastructure, Cloud Platforms, Cloud Computing, Cloud Computing Architecture, Cloud Services, Cloud Development, Cloud Deployment, Cloud Security, Cloud Technologies, Software Development, Data Storage, Infrastructure Architecture, Data Storage Technologies, Cloud Engineering, Docker (Software), Public Cloud, Containerization, Cloud-Native Computing, Cloud Standards, DevOps
★ 4.6 (7.8K) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Zero Trust Network Access, Enterprise Architecture, Identity and Access Management, Role-Based Access Control (RBAC), Public Key Infrastructure, Azure Active Directory, Authorization (Computing), Authentications, Multi-Factor Authentication, Active Directory, IT Security Architecture, Security Controls, Microsoft Azure, AI Security, Key Management, Endpoint Detection and Response, Security Architecture Review, Endpoint Security, Compliance Management, Gap Analysis
Advanced · Course · 1 - 3 Months
Macquarie University
Skills you'll gain: Excel Formulas, Microsoft Excel, Excel Macros, Data Validation, Spreadsheet Software, Data Modeling, Financial Forecasting, Predictive Modeling, Financial Modeling, Data Integrity, Visual Basic (Programming Language), Business Modeling, Automation, Data Security
★ 4.8 (8.5K) · Intermediate · Course · 1 - 3 Months

EC-Council
Skills you'll gain: Penetration Testing, Threat Management, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Vulnerability Assessments, Security Testing, Network Security, Cyber Security Assessment, Cybersecurity, Cloud Computing, Cyber Attacks, Brute-force attacks, Exploitation techniques, Human Factors (Security), Web Applications, Mobile Security, Internet Of Things, Wireless Networks
★ 4.6 (616) · Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Digital Marketing Tools, Digital Marketing, Marketing, Strategic Marketing, Marketing Strategies, Marketing Management, Digital Transformation, Promotional Strategies, Market Dynamics, Digital Media Strategy, Shared Media, Earned Media, Customer Engagement
★ 4.7 (17K) · Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: TCP/IP, Routing Protocols, Network Protocols, Open Shortest Path First (OSPF), Network Routing, Cybersecurity, Network Monitoring, Network Security, Cyber Attacks, Network Performance Management, Intrusion Detection and Prevention, Network Routers, Network Infrastructure, File Transfer Protocol (FTP), Dynamic Host Configuration Protocol (DHCP), Network Architecture, System Configuration, Network Analysis
★ 4.6 (2.8K) · Beginner · Course · 1 - 3 Months
Google Cloud
Skills you'll gain: User Provisioning, Data Governance, Google Workspace, Data Loss Prevention, Gmail, User Accounts, Google Gemini, Information Management, Email Security, Data Management, Data Security, Document Management, Identity and Access Management, Group Policy, Mobile Security, Records Management, Cloud Management, Data Storage, Security Management, Control Panels
★ 4.7 (1.6K) · Beginner · Professional Certificate · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Marketing Analytics, Strategic Marketing, Digital Marketing Campaigns, Web Analytics and SEO, MarTech, Social Media Campaigns, Web Content, Cross-Channel Marketing, Social Media Marketing, Search Engine Optimization, Marketing Automation, Marketing Channel, AI Personalization, Marketing, Marketing Planning, Content Management Systems, Content Performance Analysis, Integrated Marketing Communications, Media Planning, Key Performance Indicators (KPIs)
★ 4.6 (8K) · Beginner · Specialization · 3 - 6 Months

Akamai Technologies, Inc.
Skills you'll gain: SQL, Linux, Endpoint Security, Database Management, Incident Response, Relational Databases, Network Security, Database Systems, Vulnerability Scanning, Computer Security Incident Management, Security Management, Databases, Linux Administration, File Systems, Routing Protocols, OSI Models, Application Development, Remote Access Systems, Scripting, Scripting Languages
★ 4.7 (369) · Beginner · Professional Certificate · 3 - 6 Months