Attempting to address two common arguments for what falls into scope for M-15-13 compliance auditing that stems from what it means to be a "web server". The content of a server's response is frequently being used to debate whether a listening network service qualifies as in-scope; chief among these arguments are those that conflate the availability of a web page with the availability of an HTTP service, and those that misconstrue the meaning of 4xx and 5xx status codes.
Attempting to address two common arguments for what falls into scope for M-15-13 compliance auditing that stems from what it means to be a "web server". The content of a server's response is frequently being used to debate whether a listening network service qualifies as in-scope; chief among these arguments are those that conflate the availability of a web page with the availability of an HTTP service, and those that misconstrue the meaning of 4xx and 5xx status codes.