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.

EDUCBA
Skills you'll gain: Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Intrusion Detection and Prevention, Linux Commands
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Testing, API Testing, Test Script Development, Security Testing, Continuous Integration, Test Tools, AI Security, CI/CD, Performance Stress Testing, Regression Testing, AI Integrations, Scalability, Automation, Test Case, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Architecture, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Engineering, Network Infrastructure, Communication Systems, Telecommunications, Digital Signal Processing
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Social Media Analytics, Content Creation, Social Media Marketing, Hospitality Management, Social Media, Hospitality, Social Media Management, Social Media Content, Digital Marketing Campaigns, Guest Relations, Digital Marketing Tools, Hotels and Accommodations, Marketing, Social Media Strategy, Digital Marketing, Storytelling, Instagram, Web Analytics and SEO, Search Engine Optimization, User Feedback
Intermediate · Course · 1 - 4 Weeks

Howard University
Skills you'll gain: Cloud Computing, Cloud Solutions, Cloud Technologies, Cloud Deployment, Cloud Security, Virtualization, Cloud Platforms, Digital Transformation, Cloud Services, Cloud Infrastructure, Virtualization and Virtual Machines, Public Cloud, Business Transformation, Infrastructure Security, Mainframe Technologies, Private Cloud, Technology Strategies, Business Solutions, Data Centers
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce, Salesforce Development, Application Deployment, Workflow Management, Dashboard, Data Import/Export, Ad Hoc Reporting, Change Control, Email Automation, Data Maintenance, Authentications, Customer Relationship Management (CRM) Software, Configuration Management, Data Access, Responsive Web Design, System Configuration, Role-Based Access Control (RBAC), Data Management, Customer Relationship Management, Business Logic
Beginner · Specialization · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, FinTech, Organizational Structure, Governance, Emerging Technologies, Web Applications, Transaction Processing, Law, Regulation, and Compliance, Distributed Computing, Digital Assets, Payment Processing, Regulatory Compliance, Ledgers (Accounting), Data Security, Financial Regulation, Case Studies
Build toward a degree
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Backlogs, Requirements Management, Business Requirements, Business Analysis Tools, Performance Measurement, Requirements Analysis, Business Analysis, Root Cause Analysis, Change Requests, Data Mining, Performance Analysis, Jira (Software), Agile Methodology, Process Improvement, Data-Driven Decision-Making, Analysis, Prioritization
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Blockchain, Cryptography, Data Storage, Systems Architecture, Network Architecture, FinTech, Distributed Computing, Cryptographic Protocols, Programming Principles, Data Structures, Computing Platforms, Scalability, Data Integrity, Software Development Tools
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Administration, Microsoft SQL Servers, Microsoft Azure, Database Management, Operational Databases, Transact-SQL, Database Architecture and Administration, Database Management Systems, Performance Tuning, SQL, Cloud Computing, Security Controls, Azure Active Directory, Cloud Security, Disaster Recovery, Data Migration, Data Security, Virtual Machines
Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Postman API Platform, Restful API, Authentications, Application Programming Interface (API), Scripting, JSON, Extensible Languages and XML, IT Automation, Extensible Markup Language (XML), API Testing, Network Protocols, YAML, Network Monitoring, Automation, Network Engineering, Scripting Languages, Python Programming, Real Time Data
Intermediate · Course · 1 - 4 Weeks