SFTP Key based authentication

Hi All,

I have to do key based aunthentication in SFTP adapter . i dont want to do any encryption and description, only i need key based aunthentication.

1- > i want to create private and public key in SAP PO.

2--> i should upload their public key in to PI NWA.

can you please suggest me how to do the above steps.

Gr,

Mani