diff --git a/lib/shared/invite-links.js b/lib/shared/invite-links.js
--- a/lib/shared/invite-links.js
+++ b/lib/shared/invite-links.js
@@ -1,7 +1,9 @@
 // @flow
 
+import type { AuthMetadata } from './identity-client-context.js';
 import blobService from '../facts/blob-service.js';
 import { getBlobFetchableURL } from '../utils/blob-service.js';
+import { createDefaultHTTPRequestHeaders } from '../utils/services-utils.js';
 
 function inviteLinkBlobHash(secret: string): string {
   return `invite_${secret}`;
@@ -14,10 +16,15 @@
 
 async function getKeyserverOverrideForAnInviteLink(
   secret: string,
+  authMetadata?: AuthMetadata,
 ): Promise<?KeyserverOverride> {
   const blobURL = getBlobFetchableURL(inviteLinkBlobHash(secret));
+  const headers = authMetadata
+    ? createDefaultHTTPRequestHeaders(authMetadata)
+    : {};
   const result = await fetch(blobURL, {
     method: blobService.httpEndpoints.GET_BLOB.method,
+    headers,
   });
   if (result.status !== 200) {
     return null;
diff --git a/native/navigation/deep-links-context-provider.react.js b/native/navigation/deep-links-context-provider.react.js
--- a/native/navigation/deep-links-context-provider.react.js
+++ b/native/navigation/deep-links-context-provider.react.js
@@ -2,6 +2,7 @@
 
 import { useNavigation } from '@react-navigation/native';
 import * as Application from 'expo-application';
+import invariant from 'invariant';
 import * as React from 'react';
 import { Linking, Platform } from 'react-native';
 
@@ -15,10 +16,12 @@
   type ParsedDeepLinkData,
 } from 'lib/facts/links.js';
 import { isLoggedIn } from 'lib/selectors/user-selectors.js';
+import { IdentityClientContext } from 'lib/shared/identity-client-context.js';
 import { getKeyserverOverrideForAnInviteLink } from 'lib/shared/invite-links.js';
 import type { KeyserverOverride } from 'lib/shared/invite-links.js';
 import type { SetState } from 'lib/types/hook-types.js';
 import { useDispatchActionPromise } from 'lib/utils/redux-promise-utils.js';
+import { usingCommServicesAccessToken } from 'lib/utils/services-utils.js';
 
 import {
   InviteLinkModalRouteName,
@@ -85,6 +88,10 @@
     React.useState<?KeyserverOverride>(undefined);
   const inviteLinkSecret = React.useRef<?string>(null);
 
+  const identityContext = React.useContext(IdentityClientContext);
+  invariant(identityContext, 'Identity context should be set');
+  const { getAuthMetadata } = identityContext;
+
   const loggedIn = useSelector(isLoggedIn);
   const dispatchActionPromise = useDispatchActionPromise();
   const validateLink = useVerifyInviteLink(keyserverOverride);
@@ -106,11 +113,16 @@
       }
 
       if (parsedData.type === 'invite-link') {
+        let authMetadata;
+        if (usingCommServicesAccessToken) {
+          authMetadata = await getAuthMetadata();
+        }
+
         const { secret } = parsedData.data;
         inviteLinkSecret.current = secret;
         try {
           const newKeyserverOverride =
-            await getKeyserverOverrideForAnInviteLink(secret);
+            await getKeyserverOverrideForAnInviteLink(secret, authMetadata);
           setKeyserverOverride(newKeyserverOverride);
         } catch (e) {
           console.log('Error while downloading an invite link blob', e);
@@ -128,7 +140,7 @@
         navigation.navigate(SecondaryDeviceQRCodeScannerRouteName);
       }
     })();
-  }, [currentLink, loggedIn, navigation]);
+  }, [currentLink, getAuthMetadata, loggedIn, navigation]);
 
   React.useEffect(() => {
     const secret = inviteLinkSecret.current;
diff --git a/web/invite-links/invite-link-handler.react.js b/web/invite-links/invite-link-handler.react.js
--- a/web/invite-links/invite-link-handler.react.js
+++ b/web/invite-links/invite-link-handler.react.js
@@ -1,5 +1,6 @@
 // @flow
 
+import invariant from 'invariant';
 import * as React from 'react';
 
 import {
@@ -9,12 +10,14 @@
 import { useModalContext } from 'lib/components/modal-provider.react.js';
 import { threadInfoSelector } from 'lib/selectors/thread-selectors.js';
 import { isLoggedIn } from 'lib/selectors/user-selectors.js';
+import { IdentityClientContext } from 'lib/shared/identity-client-context.js';
 import {
   getKeyserverOverrideForAnInviteLink,
   type KeyserverOverride,
 } from 'lib/shared/invite-links.js';
 import { useDispatchActionPromise } from 'lib/utils/redux-promise-utils.js';
 import { useDispatch } from 'lib/utils/redux-utils.js';
+import { usingCommServicesAccessToken } from 'lib/utils/services-utils.js';
 
 import AcceptInviteModal from './accept-invite-modal.react.js';
 import { updateNavInfoActionType } from '../redux/action-types.js';
@@ -27,6 +30,10 @@
     React.useState<?KeyserverOverride>(undefined);
   const loggedIn = useSelector(isLoggedIn);
 
+  const identityContext = React.useContext(IdentityClientContext);
+  invariant(identityContext, 'Identity context should be set');
+  const { getAuthMetadata } = identityContext;
+
   const dispatchActionPromise = useDispatchActionPromise();
   const dispatch = useDispatch();
   const { pushModal } = useModalContext();
@@ -42,9 +49,16 @@
       setKeyserverOverride(undefined);
       inviteLinkSecret.current = inviteSecret;
 
+      let authMetadata;
+      if (usingCommServicesAccessToken) {
+        authMetadata = await getAuthMetadata();
+      }
+
       try {
-        const newKeyserverOverride =
-          await getKeyserverOverrideForAnInviteLink(inviteSecret);
+        const newKeyserverOverride = await getKeyserverOverrideForAnInviteLink(
+          inviteSecret,
+          authMetadata,
+        );
         setKeyserverOverride(newKeyserverOverride);
       } catch (e) {
         console.error('Error while downloading an invite link blob', e);
@@ -58,7 +72,7 @@
         );
       }
     })();
-  }, [dispatch, inviteSecret, loggedIn, pushModal]);
+  }, [dispatch, getAuthMetadata, inviteSecret, loggedIn, pushModal]);
 
   const validateLink = useVerifyInviteLink(keyserverOverride);
   const threadInfos = useSelector(threadInfoSelector);