使用不同凭据在Windows机器之间复制文件的解决方案

I work on a windows service application which can run scripts on a target machine. One of things I need to do is copy files over from my host machine to the target machine for different users. I have explored several solutions but have not found a good one yet. I am listing all that I have tried. Would appreciate if someone has a different/better solution I work on a windows service application which c