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.

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
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Content Performance Analysis, Newsletters, Marketing Analytics, Business Intelligence, Paid media, Performance marketing, Key Performance Indicators (KPIs), Campaign Management, Social Media Marketing, HubSpot CRM, Social Media Management, Digital Marketing, Google Ads, Marketo, Marketing Automation, Email Marketing, Value Propositions, Canva (Software), Content Creation, Web Analytics
Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Health Informatics, Digital Transformation, Health Technology, Public Health, Medical Privacy, Health Systems, Health Care, Data Governance, Interoperability, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Prompt Engineering, Multimodal Prompts, Prompt Patterns, Prompt Engineering Tools, LLM Application, LangChain, Large Language Modeling, Responsible AI, Generative AI Agents, OpenAI, Generative AI, AI Personalization, Context Management, Natural Language Processing, CI/CD, Python Programming, Pandas (Python Package), Scalability, Application Development, Safety and Security
Beginner · Course · 1 - 4 Weeks

University of Arizona
Skills you'll gain: Search Engine Marketing, Pay Per Click Advertising, Google Ads, Search Engine Optimization, Digital Marketing, Keyword Research, Social Media Strategy, Marketing Channel, Digital Media Strategy, Web Analytics and SEO, Social Media Marketing, Digital Advertising, Marketing Strategy and Techniques, Content Marketing, E-Commerce, Mobile Banking, Customer experience improvement, Performance Metric, Analytical Skills
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Redis, Data Persistence, NoSQL, Data Store, Operational Databases, Performance Tuning, Transaction Processing, Key Management, Server Administration, Data Structures, Data Storage, Real Time Data, Data Management, Event-Driven Programming, Scalability, Data Manipulation, Big Data, Query Languages, Data Modeling, Scripting
Beginner · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Digital Transformation, Cloud Services, Cloud Infrastructure, Infrastructure As A Service (IaaS), Cloud Computing, Public Cloud, Business Transformation, Technology Strategies, Google Cloud Platform, Software As A Service, Platform As A Service (PaaS), Hybrid Cloud Computing, Cloud Security, Multi-Cloud, Operating Expense
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux Commands, Bash (Scripting Language), Shell Script, File Management, Linux, File Systems, Unix Commands, Scripting, Command-Line Interface, Ubuntu, Linux Administration, Unix, Operating Systems, Network Protocols, OS Process Management, Automation, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Enablement, HR Tech, Artificial Intelligence, Ethical Standards And Conduct, Data Security
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Excel, Excel Formulas, Excel Macros, Data Visualization, Consolidation, Forecasting, Spreadsheet Software, Microsoft 365, Microsoft Office, Pivot Tables And Charts, Data Sharing, Data Mapping, Productivity Software, Data Analysis, Data Entry, Data Security, Data Validation, Document Management, Data Management, User Interface (UI)
Advanced · Course · 1 - 3 Months

Skills you'll gain: Puppet (Configuration Management Tool), IT Automation, IT Infrastructure, Amazon Web Services, Linux Administration, Systems Administration, Software Configuration Management, Operating System Administration, Cloud Deployment, Automation, Package and Software Management, CI/CD, System Configuration, Security Controls, Maintainability, Scalability, Scripting Languages
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: OAuth, Microservices, Spring Boot, Containerization, Apache Kafka, Software Testing, Data Store, Docker (Software), Kubernetes, Unit Testing, Authentications, Integration Testing, Software Architecture, Security Testing, Event-Driven Programming, Restful API, Software Design Patterns, Java Programming, Role-Based Access Control (RBAC), Java
Intermediate · Course · 1 - 3 Months