Possible replies one could imagine, encoded as SGML:
a normal HTML document
Document with preprocessing instructions:
asdfghjklsdfghjklasdfghjksdfhjkzxcvbnmeryuioxcvbj
ewft76t8yytcvncncnryxmry02zmxnxjxb7wdtx7b7rtwbt87
A response indicating that authorisation is required:
This is a Delphi collaboration document. You can only access it is
you can identiy yourself as a Delphi member.
An error response:
Sorry, you can only access this object within the CERN site
for copyright reasons. Complaints to
.