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 System
Skills you'll gain: Application Security, Vulnerability Assessments, Software Design, Threat Modeling, Vulnerability Management, Security Engineering, Secure Coding, Software Design Patterns, Software Architecture, Threat Management, Software Visualization, Exploitation techniques, Cryptography, Blockchain, Public Key Cryptography Standards (PKCS)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Routing Protocols, Wide Area Networks, Network Security, Network Routing, Data Centers, Virtual Networking, TCP/IP, Network Administration, Open Shortest Path First (OSPF), Network Protocols, Network Switches, Virtual Machines, Virtual Local Area Network (VLAN), Virtualization, Virtual Private Networks (VPN), Wireless Networks, Network Monitoring, Network Troubleshooting, Network Architecture, Hardware Troubleshooting
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Kubernetes, Containerization, Cloud-Native Computing, Infrastructure Security, Role-Based Access Control (RBAC), Security Controls, Linux Administration, Data Maintenance, Data Storage Technologies, Systems Architecture, Command-Line Interface, Authorization (Computing), System Configuration, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Social Media Marketing, Point of Sale, Customer Relationship Building, Conversion Funnel Analysis, Brand Loyalty, Driving engagement, Customer Retention, Order Delivery, Social Media Management, Social Media Analytics, Drive Engagement, Social Media Content, Target Market, Customer Relationship Management, Customer Engagement, Digital Media Strategy, E-Commerce, Marketing Planning, Digital Marketing
Beginner · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Cyber Governance, Security Strategy, Security Management, Incident Management, Cyber Security Strategy, Business Continuity Planning, IT Security Architecture, Business Continuity, Disaster Recovery, Cyber Security Policies, Cybersecurity, Incident Response, Governance, Contingency Planning, Security Controls, Asset Management, Risk Analysis, Crisis Management, Risk Management, Strategic Planning
Mixed · Course · 3 - 6 Months

University of Leeds
Skills you'll gain: Cryptographic Protocols, Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Data Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Commands, Metasploit, Open Web Application Security Project (OWASP), Linux, Penetration Testing, Exploit development, Vulnerability Scanning, Command-Line Interface, Exploitation techniques, Security Testing, Scripting, Vulnerability Assessments, Hardening, Brute-force attacks, General Networking, Scripting Languages, Shell Script, Network Administration, Cybersecurity, Network Security
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Multi-Factor Authentication, Data Security, Security Strategy, Authentications, Azure Active Directory, Database Architecture and Administration, Virtual Machines, Microsoft SQL Servers, Microsoft Azure, Cloud Security, Security Controls, Identity and Access Management, Application Security, IT Security Architecture, Virtualization and Virtual Machines, Network Security, Role-Based Access Control (RBAC), Encryption, Firewall, Threat Detection
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: API Gateway, Cloud Applications, Google Cloud Platform, Cloud Development, Cloud Infrastructure, Cloud-Native Computing, Prompt Engineering, Kubernetes, Serverless Computing, Prompt Engineering Tools, Microservices, Containerization, Application Deployment, Application Development, Infrastructure As A Service (IaaS), Application Programming Interface (API), Prompt Patterns, Cloud Computing, Cloud Storage, Debugging
Intermediate · Specialization · 3 - 6 Months

Queen Mary University of London
Skills you'll gain: General Data Protection Regulation (GDPR), Law, Regulation, and Compliance, Cloud Security, Personally Identifiable Information, Data Security, Regulation and Legal Compliance, Information Privacy, Cyber Governance, Cybersecurity, Cyber Security Policies, Cloud Services, Cloud Computing, Data Governance, Regulatory Requirements, Data Sharing, Legal Risk, Computer Security Incident Management, Data Import/Export, Incident Management, Case Law
Beginner · Course · 1 - 4 Weeks

The University of Melbourne
Skills you'll gain: Financial Systems, Capital Markets, Market Liquidity, Financial Market, Financial Regulations, Corporate Finance, International Finance, Financial Regulation, Market Dynamics, Financial Statements, Risk Management, Ethical Standards And Conduct
Mixed · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Portfolio Management, Investment Management, Portfolio Risk, Asset Management, Investments, Risk Modeling, Estimation, Market Liquidity, Risk Management, Financial Market, Financial Trading, Model Optimization, Equities, Securities (Finance), Statistical Methods, Risk Analysis, Securities Trading, Market Dynamics, Sampling (Statistics), Financial Analysis
Intermediate · Course · 1 - 3 Months