KB1458 - SmartServer SSH or SFTP session shows WARNING - POTENTIAL SECURITY BREACH

 Problem

Starting with Release 4.2 and higher, you may see a WARNING - POTENTIAL SECURITY BREACH message when you try to login using ssh (like Putty or using a MAC) or use SFTP (like WinSCP) . 

For example Putty shows

 Solution

This warning message is expected as the SmartServer ssh fingerprint has been changed to be unique. In 99.999% of the cases, it will not be a breach and will just be a warning message. 

Unless you know it is a security breach just continue on with the connection (for putty click the yes button).

For a Apple MAC you will need to run the follow command in your console application to make it work. Once you run this command you should be able to SSH into

Format:

ssh-keygen -R <SmartServer IP Address>

Example: for 10.0.1.8

ssh-keygen -R 10.0.1.8

 Related Products

SmartServer IoT