With help of SFTPBlackbox your Delphi C++Builder or FreePascal application can * Upload and download files and directories to / from wide range of SFTP servers * Delete and rename files and directories on remote server * Read and write remote files by chunks * Support full range of file and directory operations defined by SFTP protocol (versions 2 to 6 of the protocol) * Authenticate using SSH keys passwords X.509 certificates or Kerberos protocol * Generate and validate SSH keys * Store SSH keys on cryptographic hardware (USB cryptotokens smartcards) Also you can use SFTPBlackbox to * Build your own SFTP server application * Handle any requests from the remote clients in your server via flexible event-driven architecture * Provide access to real or virtual file system via SFTP SFTPBlackbox VCL Edition is a comprehensive collection of native VCL components that add add client-side and server-side support for SFTP (Secure File Transfer Protocol) to your Delphi / C++Builder / FreePascal applications. SFTPBlackbox components are a clean-room implementation of all SSH/SFTP protocol specifications which don''t use any third-party libraries for core functionality. SFTPBlackbox is compatible with all major SSH / SFTP servers and clients on the market. This is VCL edition which can be used with Delphi 2005-2010 Delphi 4-7 C++Builder 2007-2010 FreePascal 2.4 and later.