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.

Cisco Learning and Certifications
Skills you'll gain: Hybrid Cloud Computing, Cloud Management, Cloud Infrastructure, Cloud Computing, AI Orchestration, AI Workflows, Data Centers, IT Automation, Infrastructure Architecture, Information Technology Operations, Cloud Deployment, IT Infrastructure, Artificial Intelligence and Machine Learning (AI/ML), Network Infrastructure, Hardware Architecture, System Monitoring, System Support, Automation, System Configuration, Configuration Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Matplotlib, Plot (Graphics), Data Preprocessing, E-Commerce, Business Analytics, Data-Driven Decision-Making, Descriptive Statistics, Data Analysis, Graphing, Statistical Visualization, Data Transformation, Scatter Plots, Exploratory Data Analysis, Software Installation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: System Monitoring, Shell Script, Bash (Scripting Language), User Accounts, Linux Commands, Linux, Systems Administration, Linux Administration, User Provisioning, Operating System Administration, Network Troubleshooting, System Configuration, File Management, File Systems, Command-Line Interface, Remote Access Systems, Network Administration, Software Installation, Virtualization and Virtual Machines, Virtual Machines
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Content Performance Analysis, Marketing Analytics, Web Analytics and SEO, Conversion Funnel Analysis, Campaign Management, Marketing Effectiveness, Performance marketing, Digital Marketing, Marketing Automation, Data-Driven Marketing, Search Engine Optimization, Digital Analysis, Search Engine Marketing, Marketing Budgets, Performance Analysis, Cross-Channel Marketing, Digital Advertising, Customer Relationship Management (CRM) Software, Keyword Research, Media Planning
Beginner · Course · 1 - 3 Months

Skills you'll gain: System Monitoring, Network Monitoring, Event Monitoring, Systems Administration, System Configuration, Continuous Monitoring, IT Management, Network Performance Management, Dashboard Creation, Incident Management, Linux, System Implementation, User Accounts, Software Installation, User Interface (UI), File Transfer Protocol (FTP), Environment
Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Amazon S3, Amazon Web Services, Amazon DynamoDB, Data Store, Data Storage, Information Management, Data Infrastructure, Command-Line Interface, Cloud Storage, Database Management, NoSQL, Databases, Database Administration, Routing Protocols, Operational Databases, Cloud Hosting, Relational Databases, Network Routing, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Architecture, Network Planning And Design, Virtual Networking, General Networking, Network Troubleshooting, Computer Networking, Network Infrastructure, Network Security, Network Model, Cloud Infrastructure, Network Routing, Google Cloud Platform, Network Performance Management, Public Cloud
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Blogs, Search Engine Marketing, Media Relations, Content Creation, Online Advertising, Digital Content, Press Releases, Social Media Marketing, Digital Media Strategy, Content Marketing, Marketing Communications, Digital Advertising, Driving engagement, Digital Marketing, Multimedia, Social Media Content, Brand Management, Public Relations, Social Media, Web Analytics and SEO
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Data Access, Google Cloud Platform, Cloud Security, Enterprise Architecture, Application Deployment, Generative AI Agents, Data Security, Enterprise Security, Enterprise Application Management, Agentic Workflows, Solution Architecture, AI Workflows, Agentic systems, Data Integration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apple iOS, Swift Programming, iOS Development, Mobile Development, UI Components, Data Store, Animations, Data Persistence, Data Storage, Dataflow, Cloud Storage, Context Management, Computer Graphics, User Interface (UI), Interactive Design, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Model Training, AI Security, Testability, Feature Engineering, Statistical Methods, Responsible AI, Model Optimization, Predictive Analytics, Applied Machine Learning, Data Analysis, Predictive Modeling, Data Preprocessing, Data Science, Data Visualization, Machine Learning Algorithms, Python Programming, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OAuth, Authentications, Cloud Security, Authorization (Computing), Identity and Access Management, Google Cloud Platform, Cloud Management, Proxy Servers
Intermediate · Project · Less Than 2 Hours