diff --git a/pydatalab/pydatalab/file_utils.py b/pydatalab/pydatalab/file_utils.py
index 7d5b0dd27..fce2cf4e1 100644
--- a/pydatalab/pydatalab/file_utils.py
+++ b/pydatalab/pydatalab/file_utils.py
@@ -13,7 +13,9 @@
 from pydatalab.config import CONFIG, RemoteFilesystem
 from pydatalab.logger import LOGGER, logged_route
 from pydatalab.models import File
+from pydatalab.models.utils import PyObjectId
 from pydatalab.mongo import flask_mongo
+from pydatalab.routes.utils import get_default_permissions
 
 FILE_DIRECTORY = CONFIG.FILE_DIRECTORY
 DIRECTORIES_DICT = {fs.name: fs for fs in CONFIG.REMOTE_FILESYSTEMS}
@@ -184,7 +186,7 @@ def _check_and_sync_file(file_info: File, file_id: ObjectId) -> File:
             is_live = False
 
         updated_file_info = file_collection.find_one_and_update(
-            {"_id": file_id},
+            {"_id": file_id, **get_default_permissions(user_only=False)},
             {
                 "$set": {
                     "size": local_stat_results.st_size,
@@ -236,7 +238,9 @@ def get_file_info_by_id(
     LOGGER.debug("getting file for file_id: %s", file_id)
     file_collection = flask_mongo.db.files
     file_id = ObjectId(file_id)
-    file_info = file_collection.find_one({"_id": file_id})
+    file_info = file_collection.find_one(
+        {"_id": file_id, **get_default_permissions(user_only=False)}
+    )
     if not file_info:
         raise IOError(f"could not find file with id: {file_id} in db")
 
@@ -286,7 +290,14 @@ def update_uploaded_file(file, file_id, last_modified=None, size_bytes=None):
 
 
 @logged_route
-def save_uploaded_file(file, item_ids=None, block_ids=None, last_modified=None, size_bytes=None):
+def save_uploaded_file(
+    file,
+    item_ids=None,
+    block_ids=None,
+    last_modified=None,
+    size_bytes: int | None = None,
+    creator_ids: list[PyObjectId | str] | None = None,
+):
     """file is a file object from a flask request.
     last_modified should be an isodate format. if last_modified is None, the current time will be inserted
     """
@@ -333,6 +344,7 @@ def save_uploaded_file(file, item_ids=None, block_ids=None, last_modified=None,
         last_modified_remote=None,  # not used for source=uploaded
         is_live=False,  # not available for source=uploaded
         revision=1,  # increment with each update
+        creator_ids=creator_ids if creator_ids else [],
     )
 
     result = file_collection.insert_one(new_file_document.dict())
@@ -347,7 +359,7 @@ def save_uploaded_file(file, item_ids=None, block_ids=None, last_modified=None,
     file.save(file_location)
 
     updated_file_entry = file_collection.find_one_and_update(
-        {"_id": inserted_id},
+        {"_id": inserted_id, **get_default_permissions(user_only=False)},
         {
             "$set": {
                 "location": file_location,
@@ -447,7 +459,7 @@ def add_file_from_remote_directory(file_entry, item_id, block_ids=None):
     _sync_file_with_remote(full_remote_path, new_file_location)
 
     updated_file_entry = file_collection.find_one_and_update(
-        {"_id": inserted_id},
+        {"_id": inserted_id, **get_default_permissions(user_only=False)},
         {
             "$set": {
                 "location": new_file_location,
@@ -471,7 +483,9 @@ def add_file_from_remote_directory(file_entry, item_id, block_ids=None):
 
 def retrieve_file_path(file_ObjectId):
     file_collection = flask_mongo.db.files
-    result = file_collection.find_one({"_id": ObjectId(file_ObjectId)})
+    result = file_collection.find_one(
+        {"_id": ObjectId(file_ObjectId), **get_default_permissions(user_only=False)}
+    )
     if not result:
         raise FileNotFoundError(
             f"The file with file_ObjectId: {file_ObjectId} could not be found in the database"
diff --git a/pydatalab/pydatalab/models/files.py b/pydatalab/pydatalab/models/files.py
index 64014bbcc..4b468bae4 100644
--- a/pydatalab/pydatalab/models/files.py
+++ b/pydatalab/pydatalab/models/files.py
@@ -4,10 +4,11 @@
 from pydantic import Field
 
 from pydatalab.models.entries import Entry
+from pydatalab.models.traits import HasOwner, HasRevisionControl
 from pydatalab.models.utils import IsoformatDateTime
 
 
-class File(Entry):
+class File(Entry, HasOwner, HasRevisionControl):
     """A model for representing a file that has been tracked or uploaded to datalab."""
 
     type: str = Field("files", const="files", pattern="^files$")
diff --git a/pydatalab/pydatalab/routes/v0_1/files.py b/pydatalab/pydatalab/routes/v0_1/files.py
index 025d54abd..86731cd1d 100644
--- a/pydatalab/pydatalab/routes/v0_1/files.py
+++ b/pydatalab/pydatalab/routes/v0_1/files.py
@@ -2,6 +2,7 @@
 from typing import Callable, Dict
 
 from bson import ObjectId
+from bson.errors import InvalidId
 from flask import jsonify, request, send_from_directory
 from flask_login import current_user
 from pymongo import ReturnDocument
@@ -13,14 +14,22 @@
 from pydatalab.routes.utils import get_default_permissions
 
 
-def get_file(file_id, filename):
-    if not current_user.is_authenticated and not CONFIG.TESTING:
+def get_file(file_id: str, filename: str):
+    try:
+        _file_id = ObjectId(file_id)
+    except InvalidId:
+        # If the ID is invalid, then there will be no results in the database anyway,
+        # so just 401
+        _file_id = file_id
+    if not pydatalab.mongo.flask_mongo.db.files.find_one(
+        {"_id": _file_id, **get_default_permissions(user_only=True)}
+    ):
         return (
             jsonify(
                 {
                     "status": "error",
                     "title": "Not Authorized",
-                    "detail": "File access requires login.",
+                    "detail": "Authorization required to access file",
                 }
             ),
             401,
diff --git a/pydatalab/schemas/cell.json b/pydatalab/schemas/cell.json
index ec5223132..8d74a300a 100644
--- a/pydatalab/schemas/cell.json
+++ b/pydatalab/schemas/cell.json
@@ -431,6 +431,30 @@
       "description": "A model for representing a file that has been tracked or uploaded to datalab.",
       "type": "object",
       "properties": {
+        "revision": {
+          "title": "Revision",
+          "default": 1,
+          "type": "integer"
+        },
+        "revisions": {
+          "title": "Revisions",
+          "type": "object"
+        },
+        "creator_ids": {
+          "title": "Creator Ids",
+          "default": [],
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        "creators": {
+          "title": "Creators",
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/Person"
+          }
+        },
         "type": {
           "title": "Type",
           "default": "files",
diff --git a/pydatalab/schemas/sample.json b/pydatalab/schemas/sample.json
index ba29b0ff3..9aa3707d2 100644
--- a/pydatalab/schemas/sample.json
+++ b/pydatalab/schemas/sample.json
@@ -390,6 +390,30 @@
       "description": "A model for representing a file that has been tracked or uploaded to datalab.",
       "type": "object",
       "properties": {
+        "revision": {
+          "title": "Revision",
+          "default": 1,
+          "type": "integer"
+        },
+        "revisions": {
+          "title": "Revisions",
+          "type": "object"
+        },
+        "creator_ids": {
+          "title": "Creator Ids",
+          "default": [],
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        "creators": {
+          "title": "Creators",
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/Person"
+          }
+        },
         "type": {
           "title": "Type",
           "default": "files",
diff --git a/pydatalab/schemas/startingmaterial.json b/pydatalab/schemas/startingmaterial.json
index 0d10ac0bf..66f49b464 100644
--- a/pydatalab/schemas/startingmaterial.json
+++ b/pydatalab/schemas/startingmaterial.json
@@ -441,6 +441,30 @@
       "description": "A model for representing a file that has been tracked or uploaded to datalab.",
       "type": "object",
       "properties": {
+        "revision": {
+          "title": "Revision",
+          "default": 1,
+          "type": "integer"
+        },
+        "revisions": {
+          "title": "Revisions",
+          "type": "object"
+        },
+        "creator_ids": {
+          "title": "Creator Ids",
+          "default": [],
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        "creators": {
+          "title": "Creators",
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/Person"
+          }
+        },
         "type": {
           "title": "Type",
           "default": "files",