title: Intro to Data Science date: 2025-05-20 summary: Starting the Data Science specialization on Coursera. What is data science and why does it matter? tags: intro, overview, fundamentals

I've just started the Data Science specialization on Coursera. Excited to document the journey here.

What is Data Science?

Data science is the field of extracting insights and knowledge from data using:

• Statistics
• Programming
• Domain expertise
• Machine learning

Course Overview

The specialization covers:

• Data science methodology and tools
• Python for data science
• Databases and SQL
• Data analysis and visualization
• Machine learning fundamentals

Why Data Science?

Data science complements cybersecurity well. Understanding data helps with:

• Log analysis and threat detection
• Anomaly detection in network traffic
• Security metrics and reporting
• Automation of security analysis

I'll be posting updates as I complete each module.