Is a R&D engineer

Zuhri is Indonesian gentleman born in 2004. As a R&D engineer, what actually I do?

LayersDescriptions
SecurityIndependently do security research & development at a self-directed business.
SystemsBuild, maintain, and secure my own GNU/Linux systems infrastructure to achieve peak level beyond its boundary.

I’m also writting stuff about my passions, which in case currently it used as 2nd’ary storage for my volatile brain (cuz I’m a human, not LLM), and I do Security R&D sometimes.

Security advisories

07/08/2026

CVE-2026-52533: D-Link DIR-1253 White PrivEsc via etc/shadow

D-Link DIR-1253/DIR-835M (White version of DIR-1253) prior version V1.0.1.250923.142435, contained a harcoded root (administrator) credential.

03/12/2026

CVE-2025-29165: D-Link DIR-1253 PrivEsc via etc/shadow.sample

An issue in D-Link DIR-1253 MESH V1.6.1684 allows an attacker to escalate privileges via the etc/shadow.sample component by using UART console login.