Aravind Patel

Network Exploitation & Wireshark

How to detect ARP spoofing and Man-in-the-Middle (MITM) attacks on local subnets using Wireshark?

Detect ARP spoofing with Wireshark's duplicate‑address filter and MITM by checking TTL/RTT anomalies and TCP retransmissions, while accounting for virtual MAC false positives.

Web App Security & OWASP Top 10

How to prevent SQL Injection (SQLi) vulnerabilities completely in modern web frameworks?

Prevent SQLi by exclusively using prepared statements/ORM bindings, strict validation, and CSP; never concatenate user input into SQL.

Data Analytics

What is the optimal methodology for building enterprise data models (Star Schema vs Snowflake Schema)?

Star schemas give fastest analytics for transaction‑level facts; snowflakes are best for highly normalized dimensions or when join depth is acceptable.

Data Analytics

What is Statistical Significance and A/B test sample size calculation in product analytics?

Statistical significance measures if a result is likely real, and sample size formulas tell you how many users to run a reliable A/B test.

Business Intelligence & Dashboards

How to manage BI report version control and deployment lifecycles using Git and CI/CD?

Leverage Git for version control of BI report artifacts and underlying data models, then establish CI/CD pipelines with validation, automated testing (including visual regression), and API-driven deployment to streamline the lifecycle from development to production, ensuring quality and efficient delivery.

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