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: Ansible, Kubernetes, Virtual Machines, Devops Tools, Containerization, Docker (Software), Virtualization and Virtual Machines, IT Automation, Amazon Web Services, Microsoft Azure, Operating System Administration, Infrastructure as Code (IaC), Microsoft Windows, Network Administration
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Object-Relational Mapping, Database Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Database Design, Extensible Markup Language (XML), Databases, JSON, Data Processing, Data Warehousing, Distributed Computing, Data Analysis, Scalability, Case Studies, Analytics, Data Pipelines, Query Languages, Social Media, Data Cleansing, Data Integration, Social Media Content
Intermediate · Specialization · 3 - 6 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Social Media, Social Media Strategy, Social Media Marketing, Social Media Management, Professional Networking, LinkedIn, digital literacy, Ethical Standards And Conduct, Facebook, Instagram, Digital Media Strategy, Media and Communications, Professional Development, Safety and Security, Digital Marketing, Cybersecurity, Information Privacy, Content Creation, Digital Communications, Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Facebook, Target Audience, Social Media Campaigns, Social Media, Social Media Marketing, Social Media Strategy, Online Advertising, Customer Insights, Paid media, Advertising
Intermediate · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: System Requirements, Virtual Networking, Network Architecture, ESXi Installation, Computer Networking, Ubuntu, Virtual Machines
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Amazon DynamoDB, Amazon Web Services, NoSQL, Database Management, Database Design, Data Store, Development Environment, Command-Line Interface, JSON, Application Programming Interface (API), Software Development Tools, Performance Tuning, Scalability
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: API Testing, Performance Testing, Test Script Development, Application Programming Interface (API), Test Tools, Software Testing, Test Planning, Simulations, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Facebook, Brand Awareness, Advertising, Online Advertising, Marketing Materials, Social Media Campaigns, Social Media Marketing, Social Media, Content Creation, Marketing Design, Branding, Graphic and Visual Design, Content Marketing, Customer Engagement, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Presentations, Graphic Design, Data Visualization, Marketing Materials, Social Media Content, Social Media Marketing, Content Creation, Marketing Design, User Accounts, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Content Performance Analysis, Social Media Management, Social Media Content, Social Media, Facebook, Instagram, Social Media Marketing, Content Management, Scheduling, Content Creation, Content Marketing, Dashboard, Marketing
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Content Performance Analysis, Social Media Content, Social Media Marketing, Social Media Management, Social Media, Scheduling, Digital Marketing, User Accounts
Beginner · Guided Project · Less Than 2 Hours