FTP(s) only Configuration - satiromarra/vscode-sftp GitHub Wiki

secure

mixed: Set to true for both control and data connection encryption. Set to control for control encryption only, or implicit for implicitly encrypted control connection (this mode is deprecated in modern times, but usually uses port 990).

default: false

charset

enum: ["binary", "ascii"] Sets the transfer data type. Defaults is binary.

default: binary

secureOptions

Additional options to be passed to tls.connect(). See TLS connect options callback.