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.

Google Cloud
Skills you'll gain: Cloud Management, Cloud Infrastructure, Google Cloud Platform, Cloud Computing, Cost Management, Site Reliability Engineering, Cloud Platforms, Cloud Services, Cost Containment, DevOps, Scalability, Budget Management, Operational Excellence, Resource Management, Resource Utilization, Corporate Sustainability, Identity and Access Management, Sustainable Business, Budgeting, Customer Support
★ 4.6 (7) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Blockchain, Cryptography, Encryption, Key Management, Cryptographic Protocols, Data Security, Quantum computing, Information Privacy, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Convolutional Neural Networks, Model Training, Tensorflow, Data Collection, Image Analysis, Artificial Neural Networks, Deep Learning, Computer Vision, Model Evaluation, Google Cloud Platform, Cloud Computing, Scientific Visualization
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Star Schema, Snowflake Schema, Data Warehousing, CI/CD, Database Design, Continuous Integration, Transact-SQL, Data Pipelines, Extract, Transform, Load, Data Architecture, Data Modeling, DevOps, Data Transformation, Data Integration, Dataflow, Git (Version Control System), Performance Tuning
Intermediate · Course · 1 - 3 Months
Kennesaw State University
Skills you'll gain: Marketing, MarTech, Marketing Management, Social Media Marketing, Marketing Strategies, Digital Transformation, Content Marketing, Consumer Behaviour, Brand Management, Digital Marketing, Social Media, Branding, Digital Media Strategy, Market Dynamics, Digital Advertising, Emerging Technologies, Innovation
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Restful API, Rust (Programming Language), API Design, Object-Relational Mapping, Application Programming Interface (API), Server Side, Back-End Web Development, System Programming, Web Frameworks, Web Development, Web Servers, Software Documentation, Web Applications, Scalability, Database Management, Network Protocols, Memory Management, Authentications
★ 3.8 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Data Migration, Microsoft Azure, Data Warehousing, SQL Server Integration Services (SSIS), Microsoft SQL Servers, Cloud Management, Cloud Security, Database Design, Star Schema, Performance Tuning, System Configuration, Transact-SQL, Data Modeling, Cloud Computing Architecture, Extract, Transform, Load, Data Security, Apache Spark, Data Integration, Data Pipelines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Facebook, Online Advertising, Advertising, Digital Advertising, Advertising Campaigns, Meta Ads Manager, Social Media, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Content Performance Analysis, Proposal Writing, Proposal Development, Marketing Collateral, Marketing Materials, Security Controls, Finance, Project Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Linux Administration, Linux, Package and Software Management, Remote Access Systems, File Management, Linux Commands, Linux Servers, Operating System Administration, OS Process Management, Ubuntu, Systems Administration, System Monitoring, General Networking, Event Monitoring, Network Administration, System Configuration, Command-Line Interface, Network Troubleshooting, Software Installation, Service Management
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Blockchain, Emerging Technologies, FinTech, Cryptographic Protocols, Distributed Computing, Transaction Processing, Scalability
Beginner · Course · 1 - 4 Weeks

Knowledge Accelerators
Skills you'll gain: AI Workflows, ChatGPT, Agentic Workflows, Prompt Patterns, Workflow Management, Email Automation, Prompt Engineering, Data Ethics, OpenAI, AI literacy, Generative AI Agents, Prompt Engineering Tools, Artificial Intelligence, AI Integrations, LLM Application, Organizational Skills, Process Optimization, Business Communication, Critical Thinking and Problem Solving, Project Planning
Beginner · Course · 1 - 4 Weeks