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: 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, Information Technology Infrastructure Library, IT Service Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Administration, Virtual Local Area Network (VLAN), General Networking, Network Architecture, Virtual Networking, TCP/IP, Local Area Networks, Computer Networking, Command-Line Interface, Network Infrastructure, Wireless Networks, Network Security, Networking Hardware, Network Switches, Network Troubleshooting, Network Protocols, Threat Detection
★ 4.3 (27) · Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Security Management, Cyber Governance, IT Management, Cybersecurity, Cyber Security Strategy, Cyber Risk, Security Strategy, Key Performance Indicators (KPIs), Leadership and Management, Internal Communications, Leadership, Communication Planning, Performance Metric, Program Management, Risk Management, Risk Management Framework, Corporate Communications, Stakeholder Communications
★ 4.6 (51) · Beginner · Course · 1 - 4 Weeks
Google Cloud
Skills you'll gain: Gmail, Google Workspace, Email Security, Email Automation, Productivity Software, Collaborative Software, Organizational Skills, Business Communication
★ 4.8 (400) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Azure Active Directory, Cloud Infrastructure, Microsoft Azure, Virtual Machines, Infrastructure As A Service (IaaS), Virtualization and Virtual Machines, Role-Based Access Control (RBAC), Active Directory, IT Infrastructure, Infrastructure Security, Infrastructure Architecture, Virtual Networking, Multi-Factor Authentication, Network Infrastructure, Cloud Hosting, Cloud Storage, Virtualization, Data Storage Technologies, Identity and Access Management, Cloud Computing
★ 3.8 (53) · Intermediate · Course · 1 - 3 Months

Alibaba Cloud Academy
Skills you'll gain: Cloud Security, Network Security, General Networking, IT Security Architecture, Operating System Administration, Network Architecture, Data Security, Application Security, Cloud Computing, Cloud Infrastructure, Operating Systems, Linux, Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Linux Commands
★ 4.7 (62) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Public Safety and National Security, International Relations, Social Studies, Culture, Diplomacy, Public Policies, Political Sciences, Policy Analysis, Intelligence Collection and Analysis, Diversity Awareness, Intercultural Competence, Policy Development, World History
★ 4.7 (136) · Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Customer Retention, Loyalty Programs, Marketing Budgets, Brand Loyalty, Customer Acquisition Management, Competitive Analysis, Customer Analysis, Customer Relationship Management, Customer Insights, Data-Driven Marketing, Customer Relationship Building, Customer Data Management, Marketing Channel, Marketing Analytics, Online Advertising, Customer Engagement, Marketing Effectiveness, AI Personalization, Data Ethics, Digital Marketing
★ 4.5 (62) · Intermediate · Specialization · 1 - 3 Months

Association of International Certified Professional Accountants
Skills you'll gain: Blockchain, Key Management, Digital Assets, Asset Protection, Supply Chain, Data Security, Supply Chain Management, FinTech, Asset Management, Cybersecurity, Accounting, Security Awareness, Payment Systems, Emerging Technologies, Ledgers (Accounting), Security Controls, Securities (Finance), Cryptography, Risk Management, Business
★ 4.6 (219) · Beginner · Specialization · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Virtualization, Cloud-Native Computing, Network Security, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Virtualization and Virtual Machines, Virtual Machines, Network Troubleshooting, Cloud Platforms, Cloud Storage, Cloud Technologies, Virtual Networking, Software-Defined Networking, Network Monitoring, Threat Modeling, Data Centers, Virtual Local Area Network (VLAN), Cloud Security
★ 4.6 (32) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Network Architecture, Wireless Networks, Emerging Technologies, Network Engineering, Network Planning And Design, Network Infrastructure, Network Performance Management, Telecommunications, Artificial Intelligence and Machine Learning (AI/ML), Distributed Computing, Technology Strategies
★ 4.5 (32) · Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: GIS Software, Spatial Analysis, Geospatial Information and Technology, Geographic Information Systems, Spatial Data Analysis, Geospatial Mapping, Augmented Reality, Data Visualization Software, Data Mapping, Graphic and Visual Design, Color Theory, Database Management
★ 4.3 (43) · Beginner · Course · 1 - 3 Months