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.

Google Cloud
Skills you'll gain: Network Troubleshooting, Network Monitoring, Virtual Networking, Google Cloud Platform, General Networking, Network Administration, Network Infrastructure, Virtual Machines, Firewall, Load Balancing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unix Commands, Unix, Unix Shell, File I/O, User Accounts, Linux, Operating System Administration, Command-Line Interface, Operating Systems, File Systems, Systems Administration, File Management, System Configuration
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Color Theory, Cascading Style Sheets (CSS), Typography, HTML and CSS, Web Design, Web Content Accessibility Guidelines, Semantic Web
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Facebook, Target Audience, Social Media Campaigns, Social Media, Social Media Marketing, Social Media Strategy, Online Advertising, Customer Insights, Paid media, Advertising
Intermediate · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Web Content Accessibility Guidelines, Semantic Web, HTML and CSS, User Interface (UI), Usability, Web Design, Information Architecture
Mixed · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Relational Databases, Data Visualization Software, Databases, MySQL, Database Design, Database Systems, SQL, Database Management Systems, Database Management, Query Languages, Object Oriented Programming (OOP), Data Storage, Data Processing, Web Scraping, Python Programming, Data Collection, Display Devices
Mixed · Course · 1 - 3 Months

Skills you'll gain: SQL, Database Management, Query Languages, Relational Databases, Database Design, Data Analysis, Data Integrity, Data Manipulation, User Accounts
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: TCP/IP, Wide Area Networks, Network Planning And Design, Network Monitoring, Configuration Management
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Object-Relational Mapping, Database Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, Wide Area Networks, Software-Defined Networking, Open Shortest Path First (OSPF), Network Routing, Network Planning And Design, Virtual Networking, Network Architecture, Border Gateway Protocol, Network Performance Management, Network Protocols
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Performance Tuning, Database Architecture and Administration, Database Administration, Cloud Storage, Cloud Services, Disaster Recovery, Debugging, Encryption
Advanced · Course · 1 - 3 Months

Skills you'll gain: Advertising Campaigns, Target Audience, Facebook, Online Advertising, Marketing Strategies, Social Media, Marketing Analytics, Customer Insights, Social Media Marketing, Marketing Budgets
Intermediate · Guided Project · Less Than 2 Hours