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Sam Thida

Database Security Researcher & Backend Architect

Gen 10Computer ScienceStudent
ite.fe.rupp.edu.kh/portfolio/ITE-2022-023
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About

Senior Computer Science student specializing in PostgreSQL Row-Level Security, multi-tenant database isolation, and cryptographically verified access tokens.

Experience

Professional history

Database Security Intern
2024-05-01 – Present
National Bank of Cambodia IT Division

Audited database user roles, row policies, and encrypted column storage.

Research

Research document

Benchmarking RLS Latency Overhead in High-Concurrency Academic Portals

Computer Science · 2026

Empirical comparison of execution plans showing indexed RLS policies provide enterprise security with negligible latencies.

Job_Portal_Research_Report.pdf
Research

Thesis

Computer Science

Multi-Tenant Academic Portfolios with PostgreSQL Row-Level Security

Advisor: Dr. Sambath Pen · 2026

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Sam Thida | ITE RUPP Portfolio