# Civetweb API Reference ### `mg_modify_passwords_file( passwords_file_name, domain, user, password );` ### Parameters | Parameter | Type | Description | | :--- | :--- | :--- | |**`passwords_file_name`**|`const char *`|| |**`domain`**|`const char *`|| |**`user`**|`const char *`|| |**`password`**|`const char *`|| ### Return Value | Type | Description | | :--- | :--- | |`int`|| ### Description ### See Also