Data security courses can help you learn encryption techniques, risk assessment strategies, incident response planning, and compliance regulations. You can build skills in vulnerability management, threat detection, and secure coding practices. Many courses introduce tools like firewalls, intrusion detection systems, and data loss prevention software, demonstrating how these skills are applied to protect sensitive information and maintain system integrity.

Coursera
Skills you'll gain: Survey Creation, Customer Retention, Customer Insights, Business Research, Customer Data Management, User Feedback, Customer experience improvement
★ 4.3 (15) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Virtualization and Virtual Machines, Cloud Deployment, Network Troubleshooting, Hardware Troubleshooting, Cloud Computing, Cloud Infrastructure, Virtualization, Computer Hardware, Network Protocols, Cloud Platforms, Virtual Machines, General Networking, Desktop Support, Hardware Architecture, TCP/IP, Peripheral Devices, Wireless Networks, Mobile Security, USB, Microsoft Intune (Mobile Device Management Software)
★ 4.3 (11) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: OpenShift, Jupyter, Artificial Intelligence and Machine Learning (AI/ML), Data Science
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, Software-Defined Networking, Wide Area Networks, Virtual Networking, Network Troubleshooting, Open Shortest Path First (OSPF), Network Routing, Network Architecture, Network Monitoring, Network Planning And Design, Border Gateway Protocol, Network Performance Management, Network Security, Network Routers, Network Administration, Network Engineering, Firewall, Network Infrastructure, Amazon Web Services, Cloud Deployment
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Electronics, Systems Of Measurement, Digital Signal Processing, Data Processing, Electronic Components, Statistical Methods, Open Source Technology, Mathematical Modeling
★ 4.9 (15) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard Creation, Data Presentation, Data Sharing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Infrastructure as Code (IaC), Terraform, Amazon Web Services, Cloud Deployment, IT Infrastructure, Amazon Elastic Compute Cloud, Cloud Infrastructure, IT Automation, Amazon S3, Infrastructure Security, Command-Line Interface, Configuration Management, Development Environment, Authentications, Dependency Analysis, Multi-Factor Authentication
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Open Source Technology, Package and Software Management, Linux, Shell Script, Ubuntu, Unix Shell, Linux Administration, Operating System Administration, Bash (Scripting Language), Linux Servers, Unix, Operating Systems, Command-Line Interface, Scripting, Linux Commands, Red Hat Enterprise Linux, File Systems, Network Administration, Software Installation, System Software
★ 4.8 (12) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Instagram, Email Marketing, Email Automation, Lead Generation, Marketing Automation, Make.com, Digital Marketing Tools, Google Sheets, Social Media, Gmail
Beginner · Guided Project · Less Than 2 Hours

Xi'an Jiaotong University
Skills you'll gain: ASP.NET, .NET Framework, Web Development, Database Application, Object Oriented Programming (OOP), Web Applications, Javascript, HTML and CSS, Web Design, Data Access, Web Servers, Data Validation
★ 4.7 (6) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Audit Planning, Enterprise Architecture, Internal Auditing, Compliance Management, Regulatory Compliance, Risk Control, Risk Management Framework, Quality Assurance, Training Records Management, Quality Management
★ 4.6 (10) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Text Mining, Large Language Modeling, Hugging Face, Natural Language Processing, Data Processing, LLM Application, Embeddings, Data Preprocessing, Python Programming
Intermediate · Course · 1 - 4 Weeks