- `UPLOAD_IP_NO_PASSWORD`: set one or more ip allowed to upload files without password (separated by comma).
- `PROXY_IP`: set one or more proxy ip (separated by comma).
- `STORE_UPLOADER_IP`: set to 1 or 0 to enable or disable keeping sender's IP with the _link_ file.
+- `DOWNLOAD_PASSWORD_REQUIREMENT`: set to 'optional' (default), 'required' or 'generated' to make a password for downloading optional, required or generated
+- `DOWNLOAD_PASSWORD_GEN_LEN`: set length of generated download passwords
+- `DOWNLOAD_PASSWORD_GEN_CHARS`: set characters used for generated download passwords
+- `DOWNLOAD_PASSWORD_POLICY`: set to 'regex' to use a regular expression to check user provided download passwords for complexity constraints
+- `DOWNLOAD_PASSWORD_POLICY_REGEX`: regex to check against if password policy is set to regex
Example:
```