Update README.md

Author: EaseFilterSDK

README.md

@@ -219,17 +219,22 @@ Consult [pytest's documentation](https://docs.pytest.org/en/stable/) for more in
 ## EaseFilter File System Filter Driver SDK Reference
 | Product Name | Description |
 | --- | --- |
+| [Cloud File System SDK](https://www.easefilter.com/cloud/cloud-file-system-sdk.htm) | EaseFilter Cloud File System SDK Introduction. |
+| [CloudTier Storage Tiering SDK](https://www.easefilter.com/cloud/storage-tiering-sdk.htm) | EaseFilter Storage Tiering Filter Driver SDK Introduction. |
 | [File Monitor SDK](https://www.easefilter.com/kb/file-monitor-filter-driver-sdk.htm) | EaseFilter File Monitor Filter Driver SDK Introduction. |
 | [File Control SDK](https://www.easefilter.com/kb/file-control-file-security-sdk.htm) | EaseFilter File Control Filter Driver SDK Introduction. |
 | [File Encryption SDK](https://www.easefilter.com/kb/transparent-file-encryption-filter-driver-sdk.htm) | EaseFilter Transparent File Encryption Filter Driver SDK Introduction. |
 | [Registry Filter SDK](https://www.easefilter.com/kb/registry-filter-drive-sdk.htm) | EaseFilter Registry Filter Driver SDK Introduction. |
 | [Process Filter SDK](https://www.easefilter.com/kb/process-filter-driver-sdk.htm) | EaseFilter Process Filter Driver SDK Introduction. |
-| [Storage Tiering SDK](https://www.easefilter.com/cloud/storage-tiering-sdk.htm) | EaseFilter Storage Tiering Filter Driver SDK Introduction. |
 | [EaseFilter SDK Programming](https://www.easefilter.com/kb/programming.htm) | EaseFilter Filter Driver SDK Programming. |
 
 ## EaseFilter SDK Sample Projects
 | Sample Project | Description |
 | --- | --- |
+| [CloudTier Storage Tiering Demo](https://www.easefilter.com/cloud/cloudtier-storage-tiering-demo.htm) | A HSM File System Filter Driver Demo. |
+| [CloudTier S3 Tiering Demo](https://www.easefilter.com/cloud/cloudtier-s3-intelligent-tiering-demo.htm) | CloudTier S3 Intelligent Tiering Demo. |
+| [Cloud File DR S3 Demo](https://www.easefilter.com/cloud/cloud-file-dr-demo.htm) | Cloud File DR S3 Demo. |
+| [Amazon S3 File Explorer Demo](https://www.easefilter.com/cloud/s3-browser-demo.htm) | Amazon S3 File Explorer Demo. |
 | [Auto File DRM Encryption](https://www.easefilter.com/kb/auto-file-drm-encryption-tool.htm) | Auto file encryption with DRM data embedded. |
 | [Transparent File Encrypt](https://www.easefilter.com/kb/AutoFileEncryption.htm) | Transparent on access file encryption. |
 | [Secure File Sharing with DRM](https://www.easefilter.com/kb/DRM_Secure_File_Sharing.htm) | Secure encrypted file sharing with digital rights management. |
@@ -240,15 +245,16 @@ Consult [pytest's documentation](https://docs.pytest.org/en/stable/) for more in
 | [Registry Monitor](https://www.easefilter.com/kb/RegMon.htm) | Monitor the Registry activities, block the modification of the Registry keys. |
 | [Secure Sandbox Example](https://www.easefilter.com/kb/Secure-Sandbox.htm) |A secure sandbox example, block the processes accessing the files out of the box. |
 | [FileSystemWatcher Example](https://www.easefilter.com/kb/FileSystemWatcher.htm) | File system watcher, logging the file I/O events. |
+| [ZeroTrust Example](https://www.easefilter.com/kb/zero-trust-file-access-control-demo.htm) | Zero trust file access control with encryption feature. |
 
 ## Filter Driver Reference
 
-* Understand MiniFilter Driver: https://www.easefilter.com/kb/understand-minifilter.htm
-* Understand File I/O: https://www.easefilter.com/kb/File_IO.htm
-* Understand I/O Request Packets(IRPs):https://www.easefilter.com/kb/understand-irps.htm
-* Filter Driver Developer Guide: https://www.easefilter.com/kb/DeveloperGuide.htm
-* MiniFilter Filter Driver Framework: https://www.easefilter.com/kb/minifilter-framework.htm
-* Isolation Filter Driver: https://www.easefilter.com/kb/Isolation_Filter_Driver.htm
+* [Understand MiniFilter Driver](https://www.easefilter.com/kb/understand-minifilter.htm)
+* [Understand File I/O](https://www.easefilter.com/kb/File_IO.htm)
+* [Understand I/O Request Packets(IRPs)](https://www.easefilter.com/kb/understand-irps.htm)
+* [Filter Driver Developer Guide](https://www.easefilter.com/kb/DeveloperGuide.htm)
+* [MiniFilter Filter Driver Framework](https://www.easefilter.com/kb/minifilter-framework.htm)
+* [Isolation Filter Driver](https://www.easefilter.com/kb/Isolation_Filter_Driver.htm)
 
 ## Support
 If you have questions or need help, please contact support@easefilter.com