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.

Skills you'll gain: Data Visualization, Matplotlib, Data Processing, Plot (Graphics), Data Storytelling, Pivot Tables And Charts, Data Visualization Software, Data Analysis, Data Structures, Heat Maps, Data Manipulation, Pandas (Python Package), NumPy, Data Transformation, Numerical Analysis, Exploratory Data Analysis, Data Cleansing, Data Mapping, Data Wrangling, Python Programming
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Visualization, Data Visualization Software, Statistical Visualization, Data Storytelling, Data Manipulation, Data Presentation, Dashboard Creation, Statistical Reporting, Data Wrangling, Dashboard, Data Analysis, Data Cleansing, Plot (Graphics), R (Software), R Programming, Tidyverse (R Package), Data Preprocessing, Data Transformation, Graphic and Visual Design, Data Import/Export
★ 5 (38) · Mixed · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Descriptive Statistics, Data Manipulation, Data Presentation, Data Visualization Software, Data Management, Data Literacy, Graphing, SAS (Software), Peer Review, Data Analysis, Statistics, Exploratory Data Analysis, Statistical Programming, Statistical Analysis, Python Programming
★ 4.4 (946) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), Wide Area Networks, Network Security, Routing Protocols, Threat Detection, Threat Management, Security Awareness, Network Administration, TCP/IP, Multiprotocol Label Switching, Network Routing, Virtual Private Networks (VPN), Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Network Switches, Local Area Networks, Network Protocols
★ 4.6 (22) · Advanced · Course · 3 - 6 Months
Skills you'll gain: Data Validation, Spreadsheet Software, Data Analysis, Data Manipulation, Analytical Skills, Consolidation, Excel Formulas, Query Languages, Data Compilation, Pivot Tables And Charts, Data Quality, SQL, Data Integration, Data Transformation, Data Processing, Database Management
★ 4.6 (12K) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Mining, Data Pipelines, Analytical Skills, Data Preprocessing, Ideation, Exploratory Data Analysis, Model Evaluation, Technical Writing, Technical Communication
★ 4.4 (33) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Security Testing, Penetration Testing, Vulnerability Scanning, Exploitation techniques, Data Security, Application Security, Vulnerability Assessments, Data Loss Prevention, Security Controls, Web Applications, Web Servers, Information Privacy, SQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Network Security, Vulnerability Management, Intrusion Detection and Prevention, Hardening, Computer Security Incident Management, Cyber Threat Intelligence, Threat Management, Security Awareness, Incident Response, Cybersecurity, Network Protocols, Endpoint Detection and Response, Threat Detection, Bash (Scripting Language), Debugging, Linux, Web Presence, Python Programming, SQL
★ 4.8 (68K) · Beginner · Professional Certificate · 3 - 6 Months

MathWorks
Skills you'll gain: Datamaps, Data Science, Spatial Data Analysis, Data Processing, Data Preprocessing, Machine Learning, Geographic Information Systems, Data Visualization, Data Analysis, Data Integration, Amazon Web Services, Cloud Computing, Matlab, Model Training, Data Cleansing, Regression Analysis, Classification Algorithms
★ 4.9 (14) · Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: IT Security Architecture, DevSecOps, Cloud Security, Mobile Security, Cloud Computing Architecture, Application Security, Network Security, Infrastructure Security, Cloud Computing, Security Controls, Cloud Infrastructure, Zero Trust Network Access, Firewall, Cloud Solutions, Endpoint Security, Load Balancing, Continuous Monitoring, System Monitoring, System Configuration, Cryptography
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Analytical Skills, Data Ethics, Data Mining, Data Science, Business Analytics, Big Data, Analytics, Descriptive Analytics, Data Analysis Software, Predictive Analytics, Small Data
★ 4.2 (158) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Vulnerability Assessments, Network Security, Vulnerability Scanning, Security Engineering, Telecommunications, Infrastructure Security, Cyber Security Assessment, IT Security Architecture, Threat Detection, Security Architecture Review, Network Analysis, Continuous Monitoring, Security Strategy, Cloud Security, Security Controls, Network Infrastructure, Internet Of Things, vSAN ESA, Emerging Technologies, Infrastructure Architecture
Intermediate · Course · 1 - 4 Weeks