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.

The State University of New York
Skills you'll gain: digital literacy, Brainstorming, Planning, Information Management, Research, Critical Thinking, Investigation, Literacy, Ethical Standards And Conduct, Databases
★ 4.7 (232) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Network Security, Virtual Local Area Network (VLAN), Network Planning And Design, Network Administration, Network Architecture, Network Routers, Local Area Networks, Infrastructure Security, General Networking, Authentications, Network Switches
★ 4.7 (28) · Beginner · Guided Project · Less Than 2 Hours

Fundação Instituto de Administração
Skills you'll gain: Customer Relationship Management, Customer Relationship Management (CRM) Software, Customer Data Management, Big Data, Data Mining, Data-Driven Decision-Making, Sales Pipelines, Predictive Analytics, Machine Learning Methods, Data Strategy, Customer Analysis, Sales Management, Data Engineering, Predictive Modeling, Data Literacy, Customer Insights, Analytics, Advanced Analytics, Customer experience strategy (CX), Data Science
★ 4.4 (107) · Beginner · Specialization · 1 - 3 Months

Edureka
Skills you'll gain: Power BI, Data Visualization, Data Analysis Expressions (DAX), Matplotlib, Plotly, Data Analysis, Exploratory Data Analysis, Seaborn, SQL, Pandas (Python Package), Probability & Statistics, Regression Analysis, Machine Learning, Statistical Hypothesis Testing, Python Programming, Data Transformation, Feature Engineering, Data Integration, NumPy, Web Scraping
★ 4.6 (59) · Intermediate · Specialization · 3 - 6 Months

Universitat Autònoma de Barcelona
Skills you'll gain: General Data Protection Regulation (GDPR), Law, Regulation, and Compliance, Personally Identifiable Information, Security Controls, Information Privacy, Data Security, Data Governance, Regulation and Legal Compliance, Data Management, Data Access, Regulatory Compliance, Risk Analysis, Informed Consent
★ 4.6 (151) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Identity and Access Management, Kubernetes, Google Cloud Platform, Virtual Machines, Cloud Applications, Cloud Development, Microsoft Azure, Load Balancing, Cloud Engineering, Cloud-Native Computing, Cloud Computing Architecture, Azure Active Directory, Virtualization and Virtual Machines, Cloud Storage, Public Cloud, Cloud Platforms, Multi-Cloud, Cloud Infrastructure, Infrastructure As A Service (IaaS), Cloud Management
★ 4.6 (248) · Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Microsoft Teams, Document Management, File Management, Collaborative Software, Calendar Management, Microsoft Excel, People Management, Project Management
★ 4.7 (59) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Identity and Access Management, Google Cloud Platform, Cloud Infrastructure, Cloud Computing, Cloud Management, Cloud Engineering, Cloud Solutions, Infrastructure As A Service (IaaS), Data Storage Technologies, Cloud Computing Architecture, Data Storage, Cloud Services, Cloud Storage, Security Controls, Role-Based Access Control (RBAC), System Monitoring, Databases
★ 4.8 (257) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computer Security Incident Management, Network Analysis, Anomaly Detection
★ 4.9 (36) · Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Network Analysis, Network Security, Intrusion Detection and Prevention, Cybersecurity, Threat Detection, Network Monitoring, Anomaly Detection, Exploitation techniques
★ 4.6 (37) · Mixed · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Search Engine Marketing, Pay Per Click Advertising, Data-Driven Marketing, Marketing Analytics, Search Engine Optimization, Web Analytics, Web Analytics and SEO, Online Advertising, Data Presentation, Analytics, Model Evaluation, Digital Marketing, Apache Hadoop, Digital Advertising, Digital Marketing Tools, Machine Learning Methods, AI Personalization, Advertising, Social Media Strategy, Predictive Modeling
★ 4.6 (33) · Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Web Development, Server Side, Application Frameworks
★ 4.6 (82) · Intermediate · Course · 1 - 4 Weeks