Make https binding mandatory

index.html

@@ -232,7 +232,6 @@ <h2>Implementer Overview</h2>
 			algorithm realized as software and/or hardware that complies with the relevant
 			normative statements in <a href="#dereferencing"></a>.
 		</p>
-
 	</section>
 
 	<section class="informative">
@@ -2291,6 +2290,13 @@ <h1>Bindings</h1>
 	<p>This section defines bindings for the abstract algorithms in sections <a href="#resolving"></a> and
 	<a href="#dereferencing"></a>.</p>
 
+	<p>
+		All <a href="#dfn-conforming-did-resolver">conforming DID resolvers</a> MUST implement the GET version of the
+		<a href="#bindings-https">HTTPS binding</a> and MAY implement the POST version. 
+		All <a href="#bindings-https">HTTPS bindings</a> MUST use TLS. Use of DNS names 
+		in certificates is NOT REQUIRED; resolvers MAY use TLS certificates issued for IP addresses.
+	</p>
+
 	<section id="bindings-https">
 		<h2>HTTP(S) Binding</h2>
 		<p>This section defines a <a>DID resolver</a> <a>binding</a> which exposes the

terms.html

@@ -272,4 +272,4 @@
     defined by [[RFC3986]]. A <a>DID</a> is a type of URI scheme.
   </dd>
 
-</dl>
+</dl>