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 California, Santa Cruz
Skills you'll gain: Business Communication, Entrepreneurship, Social Media Marketing, Search Engine Optimization, Social Media Campaigns, Communication Strategies, Keyword Research, Social Media, Social Media Content, Web Design and Development, Web Analytics and SEO, Marketing, Workflow Management, E-Commerce, Project Management, Business Strategy, Business Process, Branding, Brand Strategy, Invoicing
★ 4.1 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning, Linux Administration, Systems Administration, Software Installation, System Monitoring, Security Controls, Linux Commands, Data Security, Key Management, Event Monitoring, File Systems, Command-Line Interface, Configuration Management, Encryption
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Marketing Planning, Marketing, Digital Marketing, Strategic Marketing, UI/UX Strategy, Digital Content, Marketing Strategies, Digital Advertising, E-Commerce, Content Optimization, Social Media Marketing, Search Engine Optimization, Brand Awareness, Customer Engagement
★ 4.4 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux, Ubuntu, Linux Administration, Linux Servers, General Networking, Memory Management, Linux Commands, OS Process Management, Firewall, File Systems, Bash (Scripting Language), Network Security, Command-Line Interface, File Management, Unix Shell, Operating Systems, Systems Administration, Virtualization, Virtual Environment, Virtualization and Virtual Machines
Beginner · Course · 1 - 3 Months

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

Skills you'll gain: OSI Models, TCP/IP, Network Monitoring, Network Protocols, Network Troubleshooting, Network Security, Network Administration, Network Analysis, Cyber Security Assessment, Security Software, Linux
★ 4.7 (15) · Intermediate · Guided Project · Less Than 2 Hours

Pearson
Skills you'll gain: Endpoint Detection and Response, Threat Management, Security Management, Threat Detection, Cyber Threat Hunting, Computer Security Incident Management, Cyber Threat Intelligence, Incident Response, Automation, Data Integration
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Open Web Application Security Project (OWASP), SonarQube, DevSecOps, Jenkins, Software Development Life Cycle, CI/CD, Application Security, Secure Coding, Continuous Integration, DevOps, Security Testing, Continuous Delivery, Vulnerability Scanning, Vulnerability Assessments, Security Awareness, Dependency Analysis, Amazon Elastic Compute Cloud, Compliance Management, Automation
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Threat Modeling, Threat Management, Security Requirements Analysis, Infrastructure Security, Software-Defined Networking, Security Architecture Review, Network Performance Management, Network Architecture, Network Planning And Design, IT Security Architecture, Cloud-Based Integration, Network Administration, Cloud Solutions, Network Routing, Wide Area Networks, Network Security, Network Monitoring, Local Area Networks, Virtual Networking, Security Controls
Beginner · Specialization · 1 - 3 Months

Alibaba Cloud Academy
Skills you'll gain: Plot (Graphics), Data Visualization Software, Big Data, Apache Hadoop, Apache Spark, Apache Hive, Distributed Computing, Data Infrastructure, Data Pipelines, Data Processing, Data Warehousing, Data Analysis, Data Integration, Cloud Security, Cloud Technologies, Artificial Intelligence and Machine Learning (AI/ML), SQL
★ 4.3 (52) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software-Defined Networking, Wide Area Networks, Virtual Networking, Network Architecture, Network Routing, Network Security, Network Administration, Routing Protocols, Network Performance Management, Network Engineering
★ 5 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Microsoft Azure, Databricks, Big Data, Distributed Computing, Public Cloud, Cloud Computing, Data Lakes, Cloud Platforms, Cloud Storage, Multi-Cloud, Data Processing, Scalability, Analytics, Data Integration
Intermediate · Course · 1 - 3 Months