Engineering at Scale
Rayan Crasta

Rayan Crasta

Hi , I'm Rayan Crasta and I write blogs about Software Engineering, Distributed Systems, Cloud Computing , Security.

Aspiring to solve & manage complex problems at scale

SSH certificates in Linux - Step by Step Guide

Oct 30, 20225 min read

Step by Step guide to implementing SSH certificate-based authentication · We got a basic understanding of what SSH certificates are in the previous blog....

SSH certificates in Linux - Step by Step Guide

SSH certificate authentication - Better than keys?

Oct 30, 20223 min read

We generally use either login credentials or SSH public-private key pair to login to Linux servers via SSH. However, both of them have their flaws....

SSH certificate authentication - Better than keys?

SFTP Setup using Password and Key based 2FA Authentication

Jun 1, 20224 min read

If you ever needed to use password and key based authentication to enable a 2FA type mechanism to increase security, this blog is for you. OS used...

SFTP Setup using Password and Key based 2FA Authentication

Linux SSH Key + Password Auth for Users Stored in Active Directory

Jun 1, 20224 min read

In this blog we setup SSH with key and password authentication to achieve a 2FA type mechanism for more security for users stored in Active Directory....

Linux SSH Key + Password Auth for Users Stored in Active Directory