How 'ls' command output caused a downtime on prod

ls is one of the innocuous commands that sysadmins probably use hundreds of times a day. But yesterday, we faced downtime on production because of the output of this command. Here’s the full story… One of our production app server...

Null HUMLA Write-up

Last week I got a chance to attend my first Null HUMLA workshop. People who are not familiar with Null, it is a community of security enthusiasts who are willing to share knowledge and trying to make the world a...

My Internship At Kayako

This post was originally posted on Medium as a part of life at Kayako series. This summer I got the opportunity to do an internship as a Product Engineer at Kayako. I was fresh out of college and looking for...

HackIM 2016 write-up (Prog and Crypto)

The HackIM 2016 edition has just concluded. Programming questions were pretty straight forward and didn’t require much programming skills. Let’s have a look at them: Programming 1 So you reached Delhi and now the noise in your head is not...

How did it get so late so soon?

Another year is about to end and yet it seems it has just started. At the start of 2015, I had ambitious plans for the year. A lot of things to do, a plethora of resolutions, and a heart brimming...