SFTPWindows ServerOpenSSH
Per-user SFTP chroot on Windows Server: why users can write to the jail root
You set ChrootDirectory on Windows OpenSSH, locked the NTFS ACLs, and the SFTP user can still drop files in the jail root and wander into other users' folders. Reproduced on Windows Server 2025: what the inherited ACL actually grants, the icacls fix, which ChrootDirectory tokens work on Windows, and the per-user Match block you end up with.