Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

Universidad de los Andes
Skills you'll gain: Financial Forecasting, Financial Analysis, Financial Modeling, Analytics, Predictive Analytics, Time Series Analysis and Forecasting, Statistical Analysis, Risk Analysis, Predictive Modeling, Risk Management, R Programming, Data Transformation, Machine Learning Methods, Descriptive Analytics, Artificial Neural Networks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Data Security, Microsoft Azure, Cloud Security, Database Management, Data Management, Data Access, Role-Based Access Control (RBAC)
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Cryptography, Arithmetic, Algorithms, Applied Mathematics, Probability, Computer Science
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: API Gateway, Amazon Elastic Compute Cloud, Amazon Web Services, Virtual Networking, Application Programming Interface (API), Virtual Private Networks (VPN), Load Balancing, Cloud Infrastructure, Network Infrastructure, Network Security, Network Routing, Scalability
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Security, Cloud Management, Digital Transformation, Real Time Data, Serverless Computing, Google Cloud Platform, Cloud Infrastructure, Artificial Intelligence and Machine Learning (AI/ML), Data Security, Application Programming Interface (API), Cloud Computing, Cloud Services, Cloud Storage, Cost Management, Containerization, Cybersecurity, Cloud Applications, Business Transformation, Data Warehousing, Artificial Intelligence
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Deep Learning, Convolutional Neural Networks, Artificial Neural Networks, Transfer Learning, Recurrent Neural Networks (RNNs), Generative Adversarial Networks (GANs), Computer Vision, Machine Learning Methods, Natural Language Processing, Scalability, Reinforcement Learning, Performance Tuning
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Search Engine Marketing, Google Ads, Search Engine Optimization, Marketing Strategies, Web Analytics and SEO, Marketing, Email Marketing, Marketing Analytics, Digital Marketing, Performance marketing, Marketing Psychology, Customer Relationship Management, Paid media, Campaign Management, Marketing Automation, Advertising Campaigns, Google Analytics, UI/UX Strategy, Social Media Marketing, Digital Advertising
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Django (Web Framework), GitHub, Version Control, Git (Version Control System), User Experience Design, Secure Coding, User Interface (UI), Web Development, Application Security, Application Frameworks, Development Environment, Authentications, Web Applications, User Accounts, Authorization (Computing)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: ASP.NET, Web Applications, Microservices, Single Sign-On (SSO), Performance Tuning, Identity and Access Management, Full-Stack Web Development, C# (Programming Language), Application Development, Application Security, Cloud Development, Multi-Factor Authentication, Authentications, Role-Based Access Control (RBAC), Scalability, Real Time Data
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Salesforce, Customer Relationship Management, Data Migration, Data Management, System Configuration, Workflow Management, Data Validation, Cloud Computing, Business Reporting, Business Process Automation, Administration, Role-Based Access Control (RBAC), Data Security
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Prompt Engineering, Application Deployment, Google Cloud Platform, Kubernetes, Cloud Deployment, Cloud Applications, Cloud Infrastructure, Cloud Development, Containerization, Cloud Services, Identity and Access Management, Virtual Machines, Infrastructure As A Service (IaaS), Cloud API, Generative AI Agents, Security Assertion Markup Language (SAML), Cloud Computing, Application Programming Interface (API), Cloud Storage, Debugging
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Infrastructure as Code (IaC), Amazon Web Services, AWS Identity and Access Management (IAM), Containerization, Amazon Elastic Compute Cloud, AWS CloudFormation, Amazon DynamoDB, Kubernetes, Operational Databases, API Gateway, Database Application, Amazon S3, Cloud Security, Cloud-Native Computing, Event-Driven Programming, AWS Kinesis, Amazon CloudWatch, Virtual Machines, Servers, Virtualization and Virtual Machines
Beginner · Specialization · 1 - 3 Months