diff --git a/apps/desktop/desktop_native/macos_provider/src/registration.rs b/apps/desktop/desktop_native/macos_provider/src/registration.rs
index 9e697b75c16..c961566a86c 100644
--- a/apps/desktop/desktop_native/macos_provider/src/registration.rs
+++ b/apps/desktop/desktop_native/macos_provider/src/registration.rs
@@ -14,6 +14,7 @@ pub struct PasskeyRegistrationRequest {
     user_verification: UserVerification,
     supported_algorithms: Vec<i32>,
     window_xy: Position,
+    excluded_credentials: Vec<Vec<u8>>,
 }
 
 #[derive(uniffi::Record, Serialize, Deserialize)]
diff --git a/apps/desktop/desktop_native/napi/index.d.ts b/apps/desktop/desktop_native/napi/index.d.ts
index ca1fe29e254..aad229d9b53 100644
--- a/apps/desktop/desktop_native/napi/index.d.ts
+++ b/apps/desktop/desktop_native/napi/index.d.ts
@@ -130,6 +130,7 @@ export declare namespace autofill {
     userVerification: UserVerification
     supportedAlgorithms: Array<number>
     windowXy: Position
+    excludedCredentials: Array<Array<number>>
   }
   export interface PasskeyRegistrationResponse {
     rpId: string
diff --git a/apps/desktop/desktop_native/napi/src/lib.rs b/apps/desktop/desktop_native/napi/src/lib.rs
index f02be2b27b6..7ec714e626c 100644
--- a/apps/desktop/desktop_native/napi/src/lib.rs
+++ b/apps/desktop/desktop_native/napi/src/lib.rs
@@ -534,6 +534,7 @@ pub mod autofill {
         pub user_verification: UserVerification,
         pub supported_algorithms: Vec<i32>,
         pub window_xy: Position,
+        pub excluded_credentials: Vec<Vec<u8>>,
     }
 
     #[napi(object)]
diff --git a/apps/desktop/macos/autofill-extension/CredentialProviderViewController.swift b/apps/desktop/macos/autofill-extension/CredentialProviderViewController.swift
index 5568b2e75db..1b29c5c4684 100644
--- a/apps/desktop/macos/autofill-extension/CredentialProviderViewController.swift
+++ b/apps/desktop/macos/autofill-extension/CredentialProviderViewController.swift
@@ -246,6 +246,16 @@ class CredentialProviderViewController: ASCredentialProviderViewController {
                     UserVerification.discouraged
                 }
                 
+                // Convert excluded credentials to an array of credential IDs
+                var excludedCredentialIds: [Data] = []
+                if #available(macOSApplicationExtension 15.0, *) {
+                    if let excludedCreds = request.excludedCredentials {
+                        excludedCredentialIds = excludedCreds.map { $0.credentialID }
+                    }
+                } else {
+                    // Fallback on earlier versions
+                }
+                
                 let req = PasskeyRegistrationRequest(
                     rpId: passkeyIdentity.relyingPartyIdentifier,
                     userName: passkeyIdentity.userName,
@@ -253,7 +263,8 @@ class CredentialProviderViewController: ASCredentialProviderViewController {
                     clientDataHash: request.clientDataHash,
                     userVerification: userVerification,
                     supportedAlgorithms: request.supportedAlgorithms.map{ Int32($0.rawValue) },
-                    windowXy: self.getWindowPosition()
+                    windowXy: self.getWindowPosition(),
+                    excludedCredentials: excludedCredentialIds
                 )
                 logger.log("[autofill-extension] prepareInterface(passkey) calling preparePasskeyRegistration")                
                 
diff --git a/apps/desktop/package.json b/apps/desktop/package.json
index d4fe93d05b9..cff595009af 100644
--- a/apps/desktop/package.json
+++ b/apps/desktop/package.json
@@ -19,6 +19,7 @@
     "postinstall": "electron-rebuild",
     "start": "cross-env ELECTRON_IS_DEV=0 ELECTRON_NO_UPDATER=1 electron ./build",
     "build-native": "cd desktop_native && node build.js",
+    "build-native-macos": "cd desktop_native && ./macos_provider/build.sh && node build.js cross-platform",
     "build": "cross-env NODE_OPTIONS=\"--max-old-space-size=8192\" concurrently -n Main,Rend,Prel -c yellow,cyan \"npm run build:main\" \"npm run build:renderer\" \"npm run build:preload\"",
     "build:dev": "concurrently -n Main,Rend -c yellow,cyan \"npm run build:main:dev\" \"npm run build:renderer:dev\"",
     "build:preload": "cross-env NODE_ENV=production webpack --config webpack.preload.js",