For a quick decision, here's a comparison matrix of the best “WinSCP server” solutions.
By default, an SSH user can browse the entire filesystem (subject to NTFS permissions). To restrict them to a folder like an SFTP jail: winscp server
Since OpenSSH is the most modern and secure way to allow WinSCP connections, I will provide a detailed walkthrough. For a quick decision, here's a comparison matrix
Last reviewed: March 2025 WinSCP Server version tested: 6.3.2 For a quick decision