Configuration settings

The following environmental variables can be set to configure behavior in ImageCashLetter.

Environmental Variable Description Default
HTTPS_CERT_FILE Filepath containing a certificate (or intermediate chain) to be served by the HTTP server. Requires all traffic be over secure HTTP. Empty
HTTPS_KEY_FILE Filepath of a private key matching the leaf certificate from HTTPS_CERT_FILE. Empty

Data persistence

By design, ImageCashLetter does not persist (save) any data about the files or entry details created. The only storage occurs in memory of the process and upon restart ImageCashLetter will have no files or data saved. Also, no in-memory encryption of the data is performed.