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.

Northeastern University
Skills you'll gain: Cybersecurity, Cyber Attacks, Cryptography, Information Systems Security, Cyber Security Policies, Encryption, Data Security, Cyber Security Strategy, Security Management, Network Security, IT Security Architecture, Computer Security, Security Controls, Cryptographic Protocols, Advanced Encryption Standard (AES), Network Protocols, Cyber Threat Intelligence, Security Strategy, Payment Card Industry (PCI) Data Security Standards, Data Storage Technologies
Mixed · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Application Deployment, Cloud-Native Computing, Scalability, Containerization, Docker (Software), API Gateway, Devops Tools, Cloud Applications, Cloud Storage, Network Troubleshooting, Authentications, DevOps, Development Environment, Debugging, YAML, Software Installation, Google Cloud Platform, Network Protocols, Application Programming Interface (API)
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Web Scraping, Data Integration, Data Cleansing, Data Import/Export, Data Quality, Data Preprocessing, Data Processing, Data Collection, SQL, Databases, Query Languages, Extensible Markup Language (XML), Pandas (Python Package), Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months
Duke University
Skills you'll gain: Data Ethics, Exploratory Data Analysis, Data-Driven Decision-Making, Logistic Regression, Statistical Modeling, R (Software), Web Scraping, Ggplot2, Model Evaluation, Statistical Reporting, Data Visualization Software, Predictive Modeling, Tidyverse (R Package), Data Visualization, Responsible AI, Data Transformation, R Programming, Data Science, Data Wrangling, Version Control
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Ajax, JSON, Javascript, Application Programming Interface (API), Web Applications, Secure Coding, Application Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Red Hat Enterprise Linux, Command-Line Interface, Linux Administration, Linux Commands, User Accounts, User Provisioning, Linux, Operating System Administration, Software Installation, System Configuration, Systems Administration, Security Controls, Control Panels, Shell Script, File Management, Package and Software Management, System Monitoring, Configuration Management, User Interface (UI)
Mixed · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Education Software and Technology, Education and Training, AI Enablement, Digital Transformation, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), AI literacy, AI Integrations, Adult Education, Educational Materials, Generative AI, Special Education, Prompt Engineering Tools, Generative AI Agents, Data Analysis Software, Childhood Education and Development, Automation, Learning Strategies
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Network Architecture, Network Planning And Design, Virtual Networking, Network Infrastructure, Google Cloud Platform, General Networking, Network Routing, Computer Networking, Cloud Infrastructure, Network Security, Network Troubleshooting, Security Requirements Analysis, Network Model, Network Analysis, Firewall, Load Balancing, Hybrid Cloud Computing, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Threat Detection, Exploitation techniques, Data Encryption Standard, Threat Modeling, Security Awareness, Cryptography, Cyber Attacks, Data Security, Databases, Malware Protection, Penetration Testing, AI Security, Vulnerability Assessments, Application Security, Security Engineering, Artificial Intelligence, SQL
Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: JUnit, File I/O, Unit Testing, Java Programming, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Authentications, Data Import/Export, Cryptography, Eclipse (Software), Integrated Development Environments, Encryption, Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Exploit development, Exploitation techniques, Security Testing, Brute-force attacks, Vulnerability Assessments, Authentications, Wireless Networks, Network Security, Linux, Encryption, Microsoft Windows, Network Analysis, Data Persistence
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cloud Management, Cloud Solutions, Digital Transformation, Serverless Computing, Containerization, Cloud Infrastructure, Business Transformation, Cloud Security, Google Cloud Platform, Artificial Intelligence and Machine Learning (AI/ML), Cloud Computing, Cloud Platforms, Cloud Computing Architecture, Site Reliability Engineering, Data Warehousing, Dataflow, Cloud Services, Responsible AI, Data Security
Beginner · Specialization · 3 - 6 Months