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: Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), OSI Models, Wide Area Networks, Network Troubleshooting, TCP/IP, Wireless Networks, Cloud Computing, Network Routing, Routing Protocols, Network Security, Network Monitoring, Event Monitoring, Threat Detection, Network Performance Management, Network Switches, Network Planning And Design, Network Administration, Network Protocols, Software-Defined Networking
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Network Troubleshooting, Computer Networking, Desktop Support, Technical Support, Help Desk Support, Cloud Services, Security Management, Operating Systems, Information Technology, Microsoft Windows, Computer Hardware, Wireless Networks
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Data Ethics, Authentications, Data Encryption Standard, Computer Security Awareness Training, Cryptography, Information Assurance, Cyber Security Policies, Cyber Threat Intelligence, Authorization (Computing), Security Controls, Information Privacy, Encryption, Security Awareness, Human Factors (Security), Risk Analysis, Problem Solving, Communication
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Restful API, Application Security, Java, Model View Controller, Development Environment, Web Applications, Application Programming Interface (API), Apache Maven, Authorization (Computing), Authentications, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, AI Security, Responsible AI, Information Privacy, Personally Identifiable Information, Machine Learning, Artificial Intelligence, Data Integrity, Data Security, Vulnerability Assessments, Data Governance, Predictive Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Product Lifecycle Management, Manufacturing and Production, Manufacturing Processes, Robotic Process Automation, Manufacturing Operations, Production Process, Lean Manufacturing, Automation, Enterprise Resource Planning, Plant Operations and Management, Internet Of Things, Digital Transformation, Real Time Data, Predictive Modeling, Augmented Reality
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Intune (Mobile Device Management Software), Endpoint Security, Microsoft Windows, Authentications, Application Deployment, Operating System Administration, Azure Active Directory, Windows PowerShell, Group Policy, Enterprise Application Management, Identity and Access Management, Cloud Applications, Enterprise Security, Mobile Security, System Configuration, Security Management, Microsoft Azure, User Provisioning, Android (Operating System), Patch Management
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: MITRE ATT&CK Framework, Cybersecurity, Cyber Threat Intelligence, Cyber Operations, IT Automation, Scripting, Python Programming
Intermediate · Course · 1 - 4 Weeks

Akamai Technologies, Inc.
Skills you'll gain: Linux, Ubuntu, Linux Administration, File Systems, Linux Commands, Operating Systems, User Accounts, Red Hat Enterprise Linux, OS Process Management, File Management, Unix Shell, System Configuration, Command-Line Interface, Open Source Technology, Security Controls, Virtualization, Virtual Machines
Beginner · Course · 1 - 3 Months

Skills you'll gain: Virtual Networking, Open Shortest Path First (OSPF), Network Planning And Design, TCP/IP, Computer Networking, System Monitoring, Wireless Networks, Network Routing, Security Controls, Network Switches, Cloud Infrastructure, Local Area Networks, Puppet (Configuration Management Tool), Wide Area Networks, Virtual Machines, Chef (Configuration Management Tool), Real Time Data, Authentications, Scripting, JSON
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: DevSecOps, DevOps, Application Security, Secure Coding, Security Testing, Continuous Delivery, CI/CD, Security Engineering, Continuous Integration, Threat Modeling, Containerization, Continuous Monitoring, Vulnerability Management, Cloud Security, Automation
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Database Administration, Database Systems, Microsoft Azure, Databases, Relational Databases, MySQL, SQL, Database Management, NoSQL, PostgreSQL, Data Security, Data Management, Cloud Deployment, Scalability
Beginner · Course · 1 - 4 Weeks