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.

Skills you'll gain: Responsible AI, Model Deployment, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Prompt Engineering, Artificial Intelligence, AI Enablement, Amazon Web Services, Machine Learning, Business Solutions, Infrastructure Security, Compliance Management, Model Evaluation, Governance
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Jenkins, CI/CD, SonarQube, Continuous Integration, DevOps, Apache Tomcat, Apache Maven, Docker (Software), Continuous Deployment, Continuous Delivery, Build Tools, Configuration Management, Software Configuration Management, Application Lifecycle Management, Shell Script, Application Deployment, Continuous Monitoring, Software Development, Software Installation, User Accounts
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Order Management, Sales Process, Accounting Software, Inventory Control, Small Business Accounting, Inventory Management System, Customer Relationship Management (CRM) Software, Financial Reporting, Accounts Receivable, Cloud Security, Sales, Amazon Web Services, Data Security, Billing & Invoicing, Reconciliation, Accounting, Estimation, Finance
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Authentications, Hardening, Key Management, Data Security, Cloud Security, Security Management, Security Controls, Encryption, Authorization (Computing), Identity and Access Management, System Configuration, Servers, Configuration Management, Database Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TikTok, Content Performance Analysis, Online Advertising, Performance Measurement, Advertising, Digital Media Strategy, Advertising Campaigns, Performance Analysis, Digital Advertising, Marketing Analytics, Marketing, Marketing Strategies, E-Commerce, Social Media Marketing, Campaign Management, Market Analysis
Beginner · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: AI Enablement, Artificial Intelligence, Materials science, Artificial Neural Networks, Image Analysis, Computer Vision, Manufacturing Processes, Machine Learning, Process Control
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Internet Of Things, Advanced Analytics, Big Data, Data Management, Wireless Networks, Predictive Analytics, Applied Machine Learning, Environmental Monitoring, Geospatial Information and Technology, Sustainable Technologies, Machine Controls, Real Time Data, Automation, Data Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Package and Software Management, Linux Administration, Shell Script, Ubuntu, User Accounts, Linux, Unix Shell, Linux Servers, Linux Commands, Unix, Red Hat Enterprise Linux, Bash (Scripting Language), Kubernetes, Command-Line Interface, Network Troubleshooting, Containerization, Ansible, File Systems, Application Deployment, Authentications
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: JUnit, Apache Maven, Spring Boot, Model View Controller, Unit Testing, Frontend Integration, Microservices, Application Development, Spring Framework, Redis, Restful API, YAML, Java, Java Programming, MongoDB, Application Deployment, NoSQL, Ajax, Hibernate (Java), Data Persistence
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Security Testing, Penetration Testing, Open Web Application Security Project (OWASP), Application Security, Exploitation techniques, Vulnerability Assessments, Test Tools, Web Applications, SQL, Databases
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Amazon S3, Amazon CloudWatch, Cloud Solutions, Cloud Management, Cloud Computing, Cloud Computing Architecture, Network Architecture, Virtual Networking, User Accounts, Personally Identifiable Information
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Invoicing, Billing & Invoicing, Inventory Management System, Tax Management, Accounting Software, Customer Relationship Management (CRM) Software, Small Business Accounting, Bookkeeping, Accounting, Payroll Systems, Cloud Security
Beginner · Guided Project · Less Than 2 Hours