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.

28DIGITAL
Skills you'll gain: Semantic Web, Query Languages, Data Management, Data Integration, Data Processing, Data Access, Data Sharing, Web Applications, Data Mining, Interoperability, Software Architecture, Data Architecture, Data Modeling
★ 4.1 (94) · Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Agentic systems, Generative Model Architectures, Agentic Workflows, LangChain, Responsible AI, AI Security, Workflow Management, OpenAI, Process Optimization, Application Programming Interface (API), Decision Support Systems
★ 4.2 (28) · Beginner · Specialization · 1 - 3 Months

Yonsei University
Skills you'll gain: Disaster Recovery, Mitigation, Public Safety and National Security, Risk Management Framework, Emergency Response, Geospatial Information and Technology, Policy Analysis, Research, and Development, Policy Development, Public Policies, Spatial Data Analysis, Social Studies, Systems Thinking, Governance, Case Studies
★ 4.7 (91) · Intermediate · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Portfolio Management, Investments, Investment Management, Financial Market, Portfolio Risk, Capital Markets, Finance, Equities, Market Liquidity, Risk Modeling, Risk Analysis, Financial Modeling, Asset Management, Return On Investment, Financial Analysis, Risk Management, Market Dynamics, Business Valuation, Correlation Analysis
★ 4.8 (113) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Digital Advertising, Online Advertising, Campaign Planning, Paid media, Digital Analysis, Presentations, Digital Marketing Campaigns, Content Development and Management, Social Media Campaigns, Content Performance Analysis, Advertising Campaigns, Digital Marketing, Search Engine Optimization, Content Strategy, LinkedIn, Social Media Marketing, Target Audience, E-Commerce, Business Analysis, Market Analysis
★ 4.6 (7) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Dataflow, Azure Synapse Analytics, Performance Tuning, Microsoft Azure, System Monitoring, Data Engineering, Transact-SQL, Continuous Deployment, Star Schema, Power BI, PySpark, Data Cleansing, Data Analysis Expressions (DAX), Apache Spark, Analytics, Data Analysis, SQL, Azure Active Directory, Advanced Analytics, Microsoft Copilot
★ 4.5 (6) · Intermediate · Specialization · 1 - 3 Months
Skills you'll gain: Terraform, Infrastructure as Code (IaC), Infrastructure As A Service (IaaS), Cloud Infrastructure, Amazon Web Services, IT Automation, Amazon Elastic Compute Cloud, Code Reusability, Infrastructure Architecture, Cloud Management, Cloud Platforms, Data Security, Dependency Analysis
★ 4.1 (21) · Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Amazon Web Services, Amazon DynamoDB, Containerization, Amazon Elastic Compute Cloud, AWS CloudFormation, Continuous Integration, Amazon S3, Cloud Applications, Data Security, User Accounts, Load Balancing, Amazon CloudWatch, Security Controls, Encryption, DevOps, AWS Kinesis, Virtual Machines, Virtualization and Virtual Machines
★ 4.7 (10) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Context Engineering, Agentic Workflows, AI Orchestration, Tool Calling, Generative AI, Gemini, Artificial Intelligence, Google Gemini, Retrieval-Augmented Generation, Model Optimization, Embeddings, Workflow Management, Python Programming, Data Validation
★ 3.7 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Security Incident Management, Incident Management, Security Management, Digital Forensics, Disaster Recovery, Risk Management Framework, Cybersecurity, NIST 800-53, Threat Management, Risk Management, Cyber Security Policies, Security Controls, Cloud Security, Virtualization and Virtual Machines, Cloud Computing, Scenario Testing
★ 4.8 (10) · Intermediate · Course · 1 - 4 Weeks

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

Board Infinity
Skills you'll gain: NSX-T Network Virtualization, vSphere Networking and Storage, Virtual Networking, VMware ESX Servers, Software-Defined Data Center (SDDC), VMware vSAN, vSphere DRS & HA, Software-Defined Networking, Hybrid Cloud Computing, Zero Trust Network Access, Virtualization, Data Centers, Storage vMotion, vCenter Server Management, vCenter Server, Role-Based Access Control (RBAC), Virtualization and Virtual Machines, Virtual Machines, Virtual Local Area Network (VLAN), Network Switches
Intermediate · Specialization · 3 - 6 Months