For information on the desktop presets operations, refer to the Parallels Plesk Panel 9.5:: API RPC Reference, Part 2.
Plesk version: Plesk 8.3 for Unix and later | Plesk 8.3 for WIndows and later
API RPC version: 22.214.171.124
Plesk user: Plesk Administrator, Plesk client
For storing sensitive data, you can create password-protected directories within domains on physical hosting. It is possible to create such directories under either a standard virtual host accessible via HTTP protocol, or if applicable for a given particular domain, under an SSL virtual host accessible via HTTPs protocol.