diff --git a/chorus-bin/src/nostr.rs b/chorus-bin/src/nostr.rs
index cb4de61..85a0157 100644
--- a/chorus-bin/src/nostr.rs
+++ b/chorus-bin/src/nostr.rs
@@ -387,9 +387,20 @@ impl WebSocketService {
 
 async fn screen_incoming_event(
     event: &Event<'_>,
-    _event_flags: EventFlags,
+    event_flags: EventFlags,
     authorized_user: bool,
 ) -> Result<bool, Error> {
+    // If the event has a '-' tag, require the user to be AUTHed and match
+    // the event author
+    for mut tag in event.tags()?.iter() {
+        if tag.next() == Some(b"-") {
+            // The event is protected. Only accept if user is AUTHed as the event author
+            if !event_flags.author_is_current_user {
+                return Err(ChorusError::ProtectedEvent.into());
+            }
+        }
+    }
+
     // Accept anything from authenticated authorized users
     if authorized_user {
         return Ok(true);
diff --git a/chorus-lib/src/error.rs b/chorus-lib/src/error.rs
index b8dd10e..4550f5d 100644
--- a/chorus-lib/src/error.rs
+++ b/chorus-lib/src/error.rs
@@ -100,6 +100,9 @@ pub enum ChorusError {
     // No such subscription
     NoSuchSubscription,
 
+    // Protected Event
+    ProtectedEvent,
+
     // Restricted
     Restricted,
 
@@ -175,6 +178,7 @@ impl std::fmt::Display for ChorusError {
             ChorusError::Lmdb(e) => write!(f, "{e}"),
             ChorusError::NoPrivateKey => write!(f, "Private Key Not Found"),
             ChorusError::NoSuchSubscription => write!(f, "No such subscription"),
+            ChorusError::ProtectedEvent => write!(f, "Protected event"),
             ChorusError::Restricted => write!(f, "Restricted"),
             ChorusError::Rustls(e) => write!(f, "{e}"),
             ChorusError::TimedOut => write!(f, "Timed out"),
@@ -240,6 +244,7 @@ impl ChorusError {
             ChorusError::Lmdb(_) => 0.0,
             ChorusError::NoPrivateKey => 0.0,
             ChorusError::NoSuchSubscription => 0.05,
+            ChorusError::ProtectedEvent => 0.35,
             ChorusError::Restricted => 0.1,
             ChorusError::Rustls(_) => 0.0,
             ChorusError::TimedOut => 0.1,