Blog

Occasionally we write some interesting things we were working on.

Golang race detection

Neven Miculinić on 21 Mar 2019

Data races are nasty kinds of bugs; rare, hard to replicate and tend to occur at the worst possible moment. Have you ever wonder how go does it under the hood?

Pragmatic tracing

Neven Miculinić on 21 Nov 2018

A distributed system is one in which the failure of a computer you didn't even know existed can render your own computer unusable - Leslie Lamport

Migrating your self-hosted Elasticsearch to AWS Elasticsearch Service - a detailed guide

Daniel Romić on 30 Oct 2018

An in-depth guide for migrating your self-hosted Elasticsearch to AWS Elasticsearch Service.

Cut bake and pack - Build machine images with Docker apps using Hashicorp Packer

Daniel Romić on 07 Oct 2018

Heard of Hashicorp's Packer? Here we take a quick dive in building an Ubuntu image with Docker apps within.

Are you a truth seeker?

Daniel Romić on 13 Aug 2018

Establishing a truthful auditing is a challenge worth considering.

Summer hacking school at FOI

Jasna Benčić on 25 Jul 2018

Kraken folks have attended and participated in FSec summer hacking school at Faculty of organization and informatics...

Let me tell you a secret

Jasna Benčić on 13 Jul 2018

They always use Alice and Bob in technical examples. We’ll use Anna and George as fictional characters in our article where we put an emphasis on the secure way of sharing data between team members.

Kraken was bought by Google

Jasna Benčić on 28 May 2018

Yup, we gotta pack and head to the Google’s headquarters now…

How well does your vacuumer vacuum?

Daniel Romić on 23 Apr 2018

Monitor your PostgreSQL autovacuum settings and performance on Grafana.

Transforming and sending Nginx log data to Elasticsearch using Filebeat and Logstash - Part 2

Daniel Romić on 23 Feb 2018

We continue log data transformation by focusing on Logstash configuration, potential basic obstacles, data enrichment and differentiating indexes