How to setup ssh password-less authentication using PuttyGen and Putty

Download install and run  Putty and Putty Gen
1. Run Putty Gen
2. Generate SSH Public and Private key by draging mouse for randomness.
3. upload /copy ssh public key to targeted  server home directory on which you want to setup SSH password-less authentication.
4.
#cd ~/.ssh
#ssh_keygen -s -i  ~/yourpublickeyfile.pub  [appendoperator] authorized_keys
5. try to login by providing ip/hostname
6. Just enter your username
Hurrah You are able to Setup the SSH password less authentication .