This writeup is about the capstone challenge given in the Linux Privilege Escalation room in the TryHackMe. Link: https://tryhackme.com/room/linprivesc Privilege Escalation room covered a wide variety of privilege escalation options in a linux server. The main ones covered in this room are: - SUDO access - SUID bit - Cron Jobs - NFS share …

Introduction Cloud SQL is a fully managed relational database service for MySQL, PostgreSQL, and SQL Server offered by Google Cloud Platform. At Zeotap, we use Cloud SQL for our relational databases and our databases are predominantly PostgreSQL. Every time we create a Cloud SQL instance, we create one admin account for…

At Zeotap, we run our infrastructure in Google Cloud Platform. We have a CI/CD process in place and all our micro-services are deployed in Google Kubernetes Engine. Many of our microservices communicate with GCP services such as GCS buckets, Bigquery, etc and they need a way to authenticate themselves to…

In GCP, a service account is an identity that can be used by services and applications running on our compute Engine instance to interact with other Google Cloud APIs. For example, if our application (deployed on an instance) reads and writes files on Cloud Storage (GCS), it must first authenticate…

I recently took the CKA exam and passed it with 94%. In this post, I’ll explain how I prepared for the exam and study tips. Work experience: At zeotap, we use GKE (Google Kubernetes Engine) for deploying, managing our microservices applications. Since our infrastructure is in Google Cloud, it is…

Apache Druid (incubating) is a real-time analytics database designed for fast slice-and-dice analytics (“OLAP” queries) on large data sets. Druid is most often used as a database for powering use cases where real-time ingest, fast query performance, and high uptime are important. To know about how druid is being used…

Monitoring is one of the critical yet under-appreciated aspects of infrastructure. …

I attended the Google cloud summit Bangalore’19 which piqued my interest in Google Cloud Platform. Given the interest and demand around multi-cloud experience in the industry, I decided to dive in. I’ve 3+ years of managing cloud infrastructure in AWS, so I’m familiar with the concept of Compute, Storage, Networking…