VulnHub Zico2 Writeup

This is a writeup for VulnHub’s zico2: 1 challenge. This weekend I’m doing two challenges, the other being LazySysAdmin: 1. Host Discovery I started with scanning the hosts in the...

VulnHub LazySysAdmin Writeup

This is a writeup for VulnHub’s LazySysAdmin: 1 challenge. It’s almost a year since I did my last VulnHub challenge, HackDay: Albania. Host Discovery I started by scanning my network...

Banning Web-Based Services Wouldn't Work

Background Indonesian Ministry of Communication and Informatics, Kemenkominfo, decided to ban Telegram messaging service[1]. According to the circulating news, the Minister of Communication and Informatics (Menkominfo), Rudiantara, decided to ban...

Docker-Based Ansible Testing Environment

Background During my first weeks at Cermati after leaving Bukalapak, I had a chance to play a bit with the company’s deployment scripts. We’re using Ansible playbooks to automate a...

Why Reading Matters

Among my coworkers in Bukalapak, there’s this young security enthusiast who’s quite a fast learner. Yet, he seems to be struggling to keep up with what he expected out of...