Error software caused connection abort in Putty

Question

Hi Guys,

I am getting an error while connecting to EC2 instance via putty. It throws the below error.

error: software caused connection abort

How to resolve this error?

Answer 1

Hi@akhtar,

I think there is a problem with the permissions. Check the permission of the .ssh folder. If the permissions are not set then use the below commands to set permissions.

$ chmod go-wrx 
$ chmod 700 .ssh
$ chmod 600 .ssh/authorized_keys