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: Google Cloud Platform, Cloud Infrastructure, Public Cloud, Cloud Computing Architecture, Terraform, Load Balancing, Infrastructure as Code (IaC), Virtual Machines, Virtual Networking, Virtual Private Networks (VPN), Managed Services, Network Security, Scalability
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Testing, API Testing, Test Script Development, Security Testing, Test Tools, CI/CD, Regression Testing, JUnit, Selenium (Software), Scalability, Automation, Test Case, Application Programming Interface (API), Application Security
Beginner · Course · 1 - 3 Months
University of Toronto
Skills you'll gain: Scientific Visualization, Data Visualization Software, Statistical Visualization, Interactive Data Visualization, Bioinformatics, Ggplot2, Visualization (Computer Graphics), R (Software), Dimensionality Reduction, Scatter Plots, R Programming, Network Analysis, Exploratory Data Analysis, Heat Maps, Molecular Biology, Design Thinking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software Architecture, Systems Development Life Cycle, Systems Architecture, Systems Thinking, Software Design Patterns, Stakeholder Communications, Systems Analysis, Data Flow Diagrams (DFDs), Application Design
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Spring Boot, Hibernate (Java), Web Applications, Application Development, Restful API, Application Frameworks, Bootstrap (Front-End Framework), Development Environment, Model View Controller, Java Platform Enterprise Edition (J2EE), Authentications, User Interface (UI), Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Story, Prompt Engineering, No-Code Development, User Feedback, Technical Communication, Application Deployment, AI Security, Performance Tuning, Data Wrangling, Version Control, Business Process Automation, API Testing, DevSecOps, Site Reliability Engineering, Integration Testing, Application Security, Application Programming Interface (API), Agile Methodology, LLM Application, Data Integration
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Data Wrangling, R (Software), Data Cleansing, Data Transformation, Data Manipulation, R Programming, Data Science, Exploratory Data Analysis, Data Analysis, Data Management, File Management, Data Visualization, Data Import/Export
Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Social Media Content, Social Media Marketing, Social Media, Marketing Design, Graphic Design, Content Creation, Style Guides, Marketing, Branding
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Privacy, Medical Records, Health Information Management and Medical Records, Electronic Medical Record, Health Information Management, Data Entry, Personally Identifiable Information, Medical Office Procedures, Patient Registration, Health Informatics, Data Quality
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon S3, Cloud Storage, Data Storage, Data Storage Technologies, Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Security Controls, File Management, File Systems, Encryption
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Semiconductors, Electronics Engineering, Computer Architecture, Thermal Management, Scalability, Systems Integration, Materials science, Manufacturing Processes, Technical Standard, Reliability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Figma (Design Software), Responsive Web Design, UI Components, User Interface (UI), Layout Design, User Interface (UI) Design, Design Strategies, Web Design, Scalability, Prototyping
Intermediate · Course · 1 - 3 Months