CompTIA Security+ courses can help you learn network security, risk management, cryptography, and identity management. You can build skills in threat analysis, incident response, and implementing security controls to protect sensitive information. Many courses introduce tools like firewalls, intrusion detection systems, and vulnerability assessment software, showing how these tools are applied to safeguard networks and data against potential threats.

Akamai Technologies, Inc.
Skills you'll gain: Routing Protocols, OSI Models, Remote Access Systems, Network Architecture, TCP/IP, General Networking, Network Protocols, Network Troubleshooting, Computer Networking, Networking Hardware, Network Administration, Network Security, Network Model, Virtual Private Networks (VPN), Wireless Networks, Network Routers, Network Routing, Dynamic Host Configuration Protocol (DHCP), Intrusion Detection and Prevention, Network Analysis
★ 4.6 (167) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Monitoring, Network Performance Management, Network Administration, Network Security, Routing Protocols, Network Troubleshooting, OSI Models, TCP/IP, Computer Networking, Network Routers, Network Switches, General Networking, Command-Line Interface, Network Routing, Networking Hardware, Network Architecture, Network Infrastructure, Cybersecurity, Network Model, Network Protocols
★ 4.6 (113) · Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Database Design, Database Development, LLM Application, Software Design Patterns, Databases, OpenAI API, Application Design, AI Integrations, Software Design, Software Architecture, AI Security, System Design and Implementation, Large Language Modeling, Object Oriented Design, Software Development, Query Languages, Secure Coding, Application Programming Interface (API), Performance Tuning
★ 4.7 (194) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Network Routing, Network Security, TCP/IP, Firewall, Routing Protocols, Google Cloud Platform, Virtual Networking, Network Administration, Virtual Private Networks (VPN), Network Infrastructure, Cloud Services
★ 4.8 (1.1K) · Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Loans, Lending and Underwriting, Blockchain, General Lending, Derivatives, FinTech, Market Liquidity, Financial Trading, Token Optimization, Securities (Finance), Digital Assets, Liquidation, Portfolio Management
★ 4.9 (318) · Intermediate · Course · 1 - 4 Weeks

ConsenSys Academy
Skills you'll gain: Blockchain, Cryptography, Interoperability, Cryptographic Protocols, Encryption, Public Key Cryptography Standards (PKCS), FinTech, Emerging Technologies, Ledgers (Accounting), Distributed Computing, Case Studies, Digital Assets, Data Integrity, Transaction Processing
★ 4.7 (846) · Beginner · Course · 1 - 3 Months

UNSW Sydney (The University of New South Wales)
Skills you'll gain: Requirements Analysis, Requirements Management, Business Requirements, Technical Writing, Product Requirements, Engineering Documentation, Business Writing, System Requirements, Project Documentation, Editing, Systems Engineering
★ 4.6 (359) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Ethics, Data Visualization, Data Visualization Software, Interactive Data Visualization, Visualization (Computer Graphics), Data Security, Data Presentation, User Centered Design, Technical Communication, Cybersecurity, Healthcare Ethics, Cyber Attacks, Usability, Statistical Reporting, Computer Security, Data Storytelling, Ethical Standards And Conduct, Medical Science and Research, Information Privacy, Analysis
★ 4.3 (135) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Linux Administration, Bash (Scripting Language), Network Monitoring, Cyber Security Assessment, System Configuration, Digital Forensics
★ 4.7 (67) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Behavior-Driven Development, DevSecOps, Test Driven Development (TDD), Kanban Principles, Continuous Integration, Agile Software Development, Lean Methodologies, DevOps, Agile Methodology, Scrum (Software Development), Software Development Methodologies, Lean Manufacturing, Development Testing, Continuous Deployment, Unit Testing, Continuous Delivery, Application Security, CI/CD, Integration Testing, Software Development
★ 4.7 (568) · Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Governance Risk Management and Compliance, Regulatory Compliance, Business Continuity Planning, Compliance Management, Financial Regulation, Disaster Recovery, Risk Management Framework, Financial Controls, Operational Risk, Financial Services, Business Continuity, Financial Regulations, Security Management, Risk Management, Business Risk Management, Information Technology, Risk Control, Governance, Regulatory Requirements, Contingency Planning
★ 4.7 (226) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Disaster Recovery, Data Management, Google Cloud Platform, Cloud Infrastructure, Data Integration, Cloud Services, SAP Applications, Cloud Computing Architecture, Identity and Access Management, Cloud Deployment, Cloud Computing, Cloud Management, Cloud Security, Data Migration, IT Infrastructure, Cloud Storage, Systems Design
★ 4.6 (185) · Beginner · Course · 1 - 3 Months