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.

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Android Jetpack, Mobile Development Tools, Extensible Markup Language (XML), Data Management, Application Programming Interface (API)
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Docker (Software), ASP.NET, Integration Testing, Object-Relational Mapping, API Design, Identity and Access Management, Enterprise Architecture, Distributed Computing, Authorization (Computing), Database Development, Database Management, Dependency Analysis, Data Validation, Transaction Processing
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Image Analysis, Generative Model Architectures, Model Training, Deep Learning, Model Evaluation
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Visualization, Data Visualization Software, Statistical Visualization, Data Storytelling, Data Manipulation, Data Presentation, Dashboard Creation, Statistical Reporting, Data Wrangling, Dashboard, Data Analysis, Data Cleansing, Plot (Graphics), R (Software), R Programming, Tidyverse (R Package), Data Preprocessing, Data Transformation, Graphic and Visual Design, Data Import/Export
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, AI Workflows, AI Integrations, Agentic Workflows, Automation, Prompt Engineering Tools, AI Enablement, Performance Measurement, Decision Intelligence, Responsible AI, Generative AI, Process Optimization, Scalability, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Content Performance Analysis, Content Strategy, Social Media Analytics, Content Creation, Social Media Content, Driving engagement, Social Media Marketing, Digital Content, Key Performance Indicators (KPIs), Content Optimization, Growth Strategies, Performance Analysis, Promotional Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Resource Allocation, Timelines, Project Performance, Resource Utilization, Resource Planning, Resource Management, Capacity Planning, Variance Analysis, Project Controls, Project Schedules, Capacity Management, Scheduling, Project Planning, Workforce Management, Performance Analysis, Root Cause Analysis, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Product Strategy, Product Management, Prototyping, Product Development, New Product Development, Stakeholder Engagement, Stakeholder Management, Design and Product, Design Thinking, Team Management, Product Design, Continuous Delivery, Organizational Structure, Cross-Functional Team Leadership, Human Centered Design, Team Building, Design Strategies, Design, Customer Service, Design Specifications
Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Monitoring, Network Troubleshooting, Hybrid Cloud Computing, Telecommunications, Collaboration, Dynamic Host Configuration Protocol (DHCP), Wide Area Networks, User Accounts, Virtual Private Networks (VPN), Cloud Deployment, Cloud-Based Integration, Firewall, User Provisioning, Network Performance Management, Internal Communications, Network Administration, Session Initiation Protocols, System Configuration, Administration, Product Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Target Audience, Target Market, Facebook, Earned Media, Persona Development, Customer Analysis, Owned Media, Social Media Marketing, Social Media Content, Business Marketing, Social Media, Business Planning, Drive Engagement, Marketing Planning, Digital Marketing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Scripting Languages, Network Monitoring, Network Engineering, Network Troubleshooting, Development Environment, Debugging, Authentications
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: TikTok, Social Media Content, Content Performance Analysis, Content Creation, Video Editing, Social Media Management, Content Marketing, Social Media Marketing, Social Media Strategy, Visual Storytelling, Storytelling, Content Optimization, Drive Engagement, Digital Content, Driving engagement, Content Strategy, Content Development and Management, Digital Media Strategy, Marketing Strategies, Photo/Video Production and Technology
Beginner · Course · 1 - 4 Weeks