Re: [exim] spam sent by non-existent users

>  server_condition = ${lookup mysql{SELECT \
>     concat(local_part,'@',domain) FROM MYSQL_AUTHTABLE\
>     WHERE (concat(local_part,'@',domain) = '${quote_mysql:$1}'\
>        OR email = '${quote_mysql:$1}') 
>       AND password='${quote_mysql:$2}' \
>    }{1}fail}