rest-assured/src/main/java/io/restassured/internal/http/AuthConfig.java
public void basic(String host, int port, String user, String pass) {
        builder.getClient().getCredentialsProvider().setCredentials(
                new AuthScope(host, port),
                new UsernamePasswordCredentials(user, pass)
        );
    }
public void basic(String host, int port, String user, String pass) {
        builder.getClient().getCredentialsProvider().setCredentials(
                new AuthScope(host, port),
                new UsernamePasswordCredentials(user, pass)
        );
    }
Set authentication credentials to be used for the given host and port.

@param host
@param port
@param user
@param pass