Release Notes for Cloud Sync

Compatibility and Installation
1. Upgrading to Cloud Sync 2.1.0-0484 is required to create a new cloud sync task without authentication error.

What's New
1. Added support for file integrity checks when downloading files from OneDrive.

Improvements
1. Enhanced algorithm to strengthen the encryption mechanism.

Fixed Issues
1. Fixed an issue where local sync folder may lost after restoring the snapshot.
2. Fixed an issue where Amazon Cloud Drive may fail when it has no access privilege to a certain file.
3. Fixed a last modified time miscalculation issue resulting from daylight saving.
4. Fixed an issue where Amazon S3 multi-part upload may cause memory leak.
5. Fixed an issue where sync may fail in "Upload local changes only" sync mode.
6. Fixed an issue where files may conflict in "Upload local changes only" sync mode.
7. Fixed an issue where files uploaded to Amazon Cloud Drive may be corrupted.
8. Fixed OneDrive error code 420.
9. Fixed Dropbox error code 301.
10. Fixed Amazon Cloud Drive error codes 409 and 429.

1. General enhancement and bug fixes:
   1. Fixed an issue where refreshing access token might prevent hibernation.
   2. Enhanced database performance.
   3. Fixed an issue where conflict renaming might lead to a loop.
   4. Fixed an issue with database upgrade compatibility.
2. Dropbox-specific:
   1. Now updates last modified time of uploaded files to Dropbox.
   2. Supports daylight saving time for Dropbox.
   3. Handles Dropbox error code 460 and 461.
   4. Corrected library usage to avoid Dropbox conflict.
3. Google Drive specific:
   1. Fixed an issue where removing a Google online document might lead to conflict on the NAS.
4. Amazon S3 specific:
   1. Handles an exceptional case with Amazon S3 server error code 404.
   2. Fixed an issue where failed file integrity check with multipart uploads might lead to a loop.
5. WebDAV specific:
   1. Fixed an issue where failing to download a file from WebDAV server might lead to app crash.
6. Amazon Cloud Drive specific:
   1. Handles exceptional cases with Amazon Cloud Drive error code 302, 403, and 401.
   2. Fixed an issue where enabling data encryption might fail with an Amazon Cloud Drive account which has been previously configured with an encrypted sync task.
7. Baidu specific:
   1. Fixed an issue where uploading a folder to Baidu might lead to app crash.
   2. Fixed an issue where downloaded files might be corrupted in resumed downloads from Baidu.
8. Box specific:
   1. Fixed an issue where case conflict might lead to a loop in Box.
9. OpenStack Swift specific:
   1. Fixed an issue where token expiration might lead to a loop in uploading DLO files to OpenStack Swift.
10. Microsoft OneDrive specific:
    1. Handles exceptional cases with Microsoft OneDrive error code 403 and 404.
    2. Fixed an issue where changing selective sync criteria might not apply correctly.

Fixed issues:

1. Fixed a security issue with XSS scripting.
2. Fixed a security issue with web API authentication.
3. Enhance syncing efficiency and stability.
4. Minor adjustments on the user interface.
5. Minor bug fixes.

What's New

1. Added support for Dropbox for Business.
2. Added support for Google Cloud Storage.
3. Added support for Google Drive for Work.
4. Added support for OpenStack Swift compatible storage, with the following predefined cloud types: HP Helion, IBM Softlayer, and Rackspace.

What's New

1. Added support for Amazon Cloud Drive.

Improvements

1. Improved WebDAV compatibility.
2. Enhanced sync performance with Baidu.

Fixed issues

1. Fixed an issue where S3 subfolders might not be correctly displayed.
2. Fixed an issue where token expiration is not duly notified in certain conditions.
3. Fixed an issue where an expired access token might lead to a syncing loop.
4. Updated Yandex Disk icon.

What's New

1. Added unidirectional sync from NAS to public cloud and from public cloud to NAS.
2. You can encrypt and compress data sent to public cloud storage.
3. Added support for Amazon S3 compatible public cloud service providers.
4. Added support for WebDAV public cloud service providers.
5. Added support for Megafon MegaDisk.
6. You can customize both task name and polling period.
7. You can sync files as large as 10GB with OneDrive.
8. Added support for File Station Recycle Bin.
9. Support for Amazon Cloud Drive is temporarily withdrawn, and will be available once it passes Amazon app review.

1. Enhanced syncing performance with OneDrive and hubiC.
2. Strengthened the security during OAuth verification.

Fixed Issues

1. Fixed a security issue that might allow users to browse an unauthorized directory.
2. Fixed an issue where hubiC DLO files could not be synced.
3. Fixed a minor issue that might cause OAuth failure.

1. Added support for Microsoft OneDrive, Box, and hubiC.
2. You can selectively sync folders.
3. You can filter specific file types, file sizes, and files.
4. Offers bandwidth control.
5. Offers syncing history.

Improvements:

1. Optimize syncing efficiency with Baidu.

Fixed Issues:

1. Fixed an issue where file size might be incorrect when uploaded to DropBox.

Improvements:

1. Support Dropbox longpoll API to monitor file changes in a low-latency manner.
2. Compatible with EDS14 on DSM 5.0.

Improvements

1. Enhanced the overall system stability
2. Enhanced resource economy in monitoring public cloud sessions
3. Reduced media indexing overhead

Fixed Issues

1. Server status is incorrectly displayed when pausing a syncing task
2. Dropbox syncing could lead to occasional memory leak

1. Files can be synced from Google Drive, Dropbox, and Baidu Cloud.