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: Dynamic Host Configuration Protocol (DHCP), Network Security, Virtual Local Area Network (VLAN), Network Planning And Design, Network Administration, Network Architecture, Network Routers, Local Area Networks, Infrastructure Security, General Networking, Authentications, Network Switches
★ 4.7 (28) · Beginner · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Data Encryption Standard, Advanced Encryption Standard (AES), Cryptography, Encryption, Key Management, Brute-force attacks, Algorithms
★ 4.6 (285) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Bookkeeping, Variance Analysis, Dashboard, Budget Management, Financial Analysis, Data Storytelling, Data Presentation, Financial Modeling, Financial Statements, Dashboard Creation, Financial Statement Analysis, Excel Macros, Microsoft Excel, Competitive Analysis, Risk Modeling, Interviewing Skills, Excel Formulas, Spreadsheet Software, Financial Reporting, Data Visualization
★ 2 (9) · Advanced · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Classification And Regression Tree (CART), Decision Tree Learning, Supervised Learning, Predictive Modeling, Risk Modeling, Financial Data, Predictive Analytics, Statistical Machine Learning, Applied Machine Learning, Workflow Management, Data Validation, Machine Learning Methods, Data Preprocessing, Data Ethics, Model Evaluation, Process Driven Development, Model Training, Business Reporting, Responsible AI, Performance Reporting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Networking Hardware, OSI Models, Network Architecture, Network Protocols, General Networking, Network Security, TCP/IP, Computer Networking, Cloud Technologies, Network Infrastructure, Network Administration, Local Area Networks, Cloud Platforms, Network Planning And Design, Routing Protocols, Cloud Infrastructure, Virtual Private Networks (VPN), Cloud Services, Telecommunications, Wireless Networks
★ 4.4 (14) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Market Research, Analytical Skills, Data Collection, Data-Driven Decision-Making, Customer Analysis, Market Analysis, Market Dynamics, Marketing, Business Research, Analysis, Data Analysis, Customer Insights, Marketing Strategies, Market Trend, Consumer Behaviour, Trend Analysis, Strategic Decision-Making
★ 4.6 (47) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Requirements Elicitation, User Story, Business Requirements, Business Analysis, Process Modeling, Requirements Analysis, Financial Analysis, Requirements Management, Business Process Modeling, Stakeholder Engagement, Interviewing Skills, Analysis, Discussion Facilitation, Stakeholder Communications, Collaboration, Communication
★ 4.9 (80) · Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: AI Product Strategy, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML), Business Strategy, Artificial Intelligence, Data Ethics, Responsible AI, Applied Machine Learning, AI literacy, Data Science, Machine Learning, Artificial Neural Networks, Deep Learning
★ 4.8 (33) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Model Optimization, Feature Engineering, Model Training, Applied Machine Learning, Machine Learning Methods, Fine-tuning, Machine Learning Algorithms, Deep Learning, Supervised Learning, Transfer Learning, Model Evaluation, Data Structures, Predictive Modeling, Artificial Intelligence and Machine Learning (AI/ML), Algorithms, Machine Learning, Artificial Neural Networks, Convolutional Neural Networks, Unsupervised Learning, Network Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Applied Machine Learning, Machine Learning Methods, Classification Algorithms, Machine Learning Software, Model Evaluation, Model Training, Model Optimization, Machine Learning, Predictive Modeling, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Dashboard, Dashboard Creation, Data Warehousing, Data Presentation, Relational Databases, Database Development, Data Access, Database Management, SQL, Query Languages, Data Management, Data Analysis, Data Analysis Software, Cloud Computing, Benchmarking, Market Share
★ 4.4 (56) · Beginner · Guided Project · Less Than 2 Hours

Fractal Analytics
Skills you'll gain: Responsible AI, Generative AI, Data Ethics, AI literacy, Artificial Intelligence, Risking, Critical Thinking, Problem Solving
★ 4.8 (191) · Beginner · Course · 1 - 4 Weeks