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.

Yonsei University
Skills you'll gain: Apache Spark, Augmented Reality, Cloud Computing Architecture, Big Data, Wireless Networks, SPSS, Augmented and Virtual Reality (AR/VR), Cloud Computing, Internet Of Things, Analytics, Real Time Data, Apache Hadoop, Telecommunications, Local Area Networks, Multimedia, Emerging Technologies, Apple iOS, Market Analysis, Display Devices, Product Planning
Beginner · Specialization · 3 - 6 Months

Institut Mines-Télécom
Skills you'll gain: Network Engineering, Wireless Networks, Network Security, Network Architecture, Computer Networking, Network Infrastructure, Mobile Security, Network Protocols, Telecommunications, Network Performance Management, Network Routing, Digital Communications, Dataflow, Encryption
Intermediate · Course · 1 - 3 Months

The University of Chicago
Skills you'll gain: Software-Defined Networking, Virtual Networking, Virtualization, Network Architecture, General Networking, Network Administration, Network Switches, Network Routing, Network Security, Network Protocols, Hardware Architecture, Application Programming Interface (API), Data-oriented programming
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Predictive Analytics, Data Presentation, Responsible AI, Predictive Modeling, Strategic Decision-Making, Data-Driven Decision-Making, Business Intelligence, Data Visualization, Decision Making, Artificial Intelligence and Machine Learning (AI/ML), Scikit Learn (Machine Learning Library), Business Marketing, Natural Language Processing, Text Mining, Python Programming, Reinforcement Learning, Data Security, Network Analysis, Security Awareness
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Data Visualization, Data Analysis Software, Productivity Software, Data Security, Data Validation, Data Management, Workflow Management
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Digital Communications, OSI Models, Network Protocols, TCP/IP, Network Routing, Network Architecture, Network Planning And Design, Computer Networking, System Programming, Data Integrity
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Monitoring, Network Administration, Network Security, Routing Protocols, Network Troubleshooting, OSI Models, TCP/IP, Computer Networking, Network Switches, General Networking, Command-Line Interface, Network Routing, Networking Hardware, Network Architecture, Local Area Networks, Network Infrastructure, Network Protocols
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: MITRE ATT&CK Framework, Threat Modeling, Cyber Threat Intelligence, Threat Detection, Threat Management, Exploit development, Computer Security Incident Management, Network Analysis, Cybersecurity, Network Security, Network Monitoring, SQL
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management Framework, Cyber Risk, Federal Information Security Management Act, NIST 800-53, Systems Development Life Cycle, Cybersecurity, Security Management, Cyber Governance, Cyber Security Strategy, Risk Management, Security Controls, Infrastructure Security, Cyber Security Assessment, Vulnerability Assessments, Authorization (Computing), Security Requirements Analysis, Continuous Monitoring, Cyber Security Policies, Information Assurance, Information Systems Security
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Gemini, Authentications, Application Deployment, Google Cloud Platform, Generative AI Agents, Authorization (Computing), AI Enablement, Data Security, Large Language Modeling, Enterprise Security, Agentic systems, Enterprise Application Management, Data Access, LLM Application, Data Integration, Cloud Security
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cybersecurity, Cyber Attacks, Cyber Security Assessment, Exploitation techniques, Network Security, Threat Modeling, Intrusion Detection and Prevention, Security Awareness, Web Servers, Web Applications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Paid media, Instagram, Online Advertising, Social Media, Social Media Campaigns, Advertising Campaigns, Advertising, Digital Advertising, Marketing Materials, Social Media Marketing, Social Media Content, Social Media Strategy, Facebook, Copywriting, Content Creation, Marketing, Information Privacy, Campaign Management, Data Collection, Brand Management
Beginner · Course · 1 - 3 Months