.\" generated by cd2nroff 0.1 from CURLOPT_DISALLOW_USERNAME_IN_URL.md
.TH CURLOPT_DISALLOW_USERNAME_IN_URL 3 "2025-06-27" libcurl
.SH NAME
CURLOPT_DISALLOW_USERNAME_IN_URL \- disallow specifying username in the URL
.SH SYNOPSIS
.nf
#include <curl/curl.h>

CURLcode curl_easy_setopt(CURL *handle, CURLOPT_DISALLOW_USERNAME_IN_URL,
                          long disallow);
.fi
.SH DESCRIPTION
A long parameter set to 1 tells the library to not allow URLs that include a
username.

This is the equivalent to the \fICURLU_DISALLOW_USER\fP flag for the
\fIcurl_url_set(3)\fP function.
.SH DEFAULT
0 (disabled)
.SH PROTOCOLS
This functionality affects all supported protocols
.SH EXAMPLE
.nf
int main(void)
{
  CURL *curl = curl_easy_init();
  if(curl) {

    curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
    curl_easy_setopt(curl, CURLOPT_DISALLOW_USERNAME_IN_URL, 1L);

    curl_easy_perform(curl);
  }
}
.fi
.SH AVAILABILITY
Added in curl 7.61.0
.SH RETURN VALUE
\fIcurl_easy_setopt(3)\fP returns a CURLcode indicating success or error.

CURLE_OK (0) means everything was OK, non\-zero means an error occurred, see
\fIlibcurl\-errors(3)\fP.

\fIcurl_easy_perform(3)\fP returns CURLE_LOGIN_DENIED if this option is
enabled and a URL containing a username is specified.
.SH SEE ALSO
.BR CURLOPT_PROTOCOLS_STR (3),
.BR CURLOPT_URL (3),
.BR curl_url_set (3),
.BR libcurl-security (3)