Internet Security courses can help you learn about network security protocols, encryption techniques, and threat detection methods. You can build skills in risk assessment, incident response, and implementing security policies. Many courses introduce tools like firewalls, intrusion detection systems, and antivirus software, demonstrating how these tools are used to protect sensitive data and maintain system integrity.

Skills you'll gain: Audit Planning, Auditing, Internal Controls, Risk Management Framework, Continuous Monitoring, Compliance Auditing, Project Coordination, Financial Controls, Quality Assurance, Information Systems Security, Cyber Security Assessment, Governance, Presentations
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Object-Relational Mapping, Web Development, Context Management, Application Frameworks, Scripting, Middleware, Server Side, Data Storage, Session Initiation Protocols, Data Sharing, Data Persistence, Event-Driven Programming, Hypertext Markup Language (HTML)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Linux, Linux Administration, Linux Commands, Linux Servers, Shell Script, Unix, Unix Shell, Systems Administration, Unix Commands, Command-Line Interface, Patch Management, Scripting Languages, Package and Software Management, Virtualization and Virtual Machines, File Systems, File Management, Data Storage, Security Controls, User Accounts, Authorization (Computing)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Finite Element Methods, Engineering Analysis, Simulation and Simulation Software, Engineering Calculations, Mathematical Modeling, Structural Analysis
Intermediate · Guided Project · Less Than 2 Hours

University of Illinois Urbana-Champaign
Skills you'll gain: Big Data, Apache Spark, Apache Hadoop, Apache Mahout, Distributed Computing, Data Storage, Data Processing, NoSQL, Apache Kafka, Real Time Data, Cloud Computing, Databases, Analytics, Deep Learning, Scalability, Machine Learning Algorithms, Graph Theory, Machine Learning
Mixed · Course · 1 - 3 Months

Skills you'll gain: Email Marketing, Social Media Marketing, Point of Sale, Brand Loyalty, Customer Retention, Social Media Management, Customer Relationship Management, Customer Engagement, Shipping and Receiving, Customer Analysis, E-Commerce, Digital Marketing, Content Creation, Personalized Service, Employee Surveys, Process Optimization, User Feedback, Business Marketing, Contextual Advertising
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Penetration Testing, Test Script Development, Brute-force attacks, Cloud Security, Network Analysis, API Testing, General Data Protection Regulation (GDPR), Wireless Networks, Security Controls
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Technical Design, User Feedback, Technical Consulting, Solution Design, Solution Architecture, SAP Applications, Requirements Analysis, Agile Methodology, Business Requirements, Requirements Elicitation, Gap Analysis, Customer Engagement, Presentations, Communication
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Lakes, Data Governance, Data Architecture, Data Management, Cloud Storage, Database Management, Data Warehousing, Data Access, Metadata Management, NoSQL, Star Schema, Data Quality, Big Data, Query Languages, Data Integration, Application Programming Interface (API), Performance Tuning
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: DevOps, DevSecOps, CI/CD, GitHub, Continuous Deployment, Continuous Integration, Version Control, Git (Version Control System), Process Improvement, Software Development, IT Automation, Digital Transformation, Business Transformation, Cross-Functional Collaboration, Continuous Improvement Process, Agile Methodology
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Cybersecurity, Network Security, Internet Of Things, Infrastructure Security, Communication Systems, Wireless Networks, Cloud Computing Architecture, Network Architecture, General Networking, Network Infrastructure, Hardware Architecture, Distributed Computing, Information Privacy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Network Security, Virtual Networking, Software-Defined Networking, Network Infrastructure, Network Architecture, Computer Networking, Virtualization, Program Development, Hardware Architecture, Open Source Technology, Performance Tuning, Unit Testing
Beginner · Course · 1 - 4 Weeks