diff --git a/specs/jsonschema-core.md b/specs/jsonschema-core.md
index 3154ae5e..8b241469 100644
--- a/specs/jsonschema-core.md
+++ b/specs/jsonschema-core.md
@@ -1990,6 +1990,12 @@ A malicious schema author could place executable code or other dangerous
 material within a `$comment`. Implementations MUST NOT parse or otherwise take
 action based on `$comment` contents.
 
+When encountering an IRI that also represents a valid file system or network
+location, implementations are discouraged from automatically making an operation
+to access that location. Implementations that choose to support retrieval over
+untrusted connections should require users to configure the implementation to
+enable that functionality.
+
 ## IANA Considerations
 
 ### `application/schema+json`