Thanks guys for responding. Upon researching I also came across this workaround. However, I want to make sure that we're following the best recommended way; I see that we can use Recommendation API also for updating product feed. So, can anyone suggest me that from the following 3 methods, which one...

We are trying to build the product recommendations functionality with Adobe Target, and the major challenge we are experiencing is that the ftp server set up for product feed. We already have our feed set up in few sftp servers, but our understanding is that we cannot used secured ftp for Adobe Targ...