Explanations on usage


The SDS for C&M built-in key management solution cannot be migrated to solutions using external PKIs as such PKIs would not be able to reuse keys.


As the installation mode for the current user only will become obsolete from version 3.2 onwards, you are advised against using it. This mode will be removed from the SDS for C&M installation program in a future version.

During Protect and Share operations, or Share operations in a Dropbox space, the link may lead to a page that replaces quotes with the character string ". This has no impact on the actual name of the file.

SDS for C&M may suddenly shut down during keyboard navigation in a shared space's folder view. This is due to a known issue in the Qt framework, for which no fix has been scheduled. For more information, look up the Qt blog and Qt Bugreports.

To uninstall SDS for C&M clients on macOS, you need to unselect the Finder extension in the extension manager.

The use of proxies in NTLM authentication between a SDS for C&M macOS client and the SDMC server is not supported. Only Basic authentication is possible via web proxy or secure web proxy.

In External key management mode, the name of the company does not appear in the protection or sharing wizard.

The automatic folder protection feature is not supported when several users are connected on a client workstation within the same session.

SDS for C&M currently does not support Microsoft OneNote files.

When removing a file's protected status, Windows privileges applied to the file will be restricted to the session user only.

In order to modify access to a file, it needs to be closed first.

If users' e-mail addresses contain accented characters, their user accounts will not be created properly.

SDS for C&M does not support the file protocol for automatic proxy configuration by script file (local file on the machine or available on a shared network).

SDS for C&M does not support resolutions lower than 1024x768.

The characters " # % * : < > ? / \ | [ ] are forbidden in file and folder names.

File and folder names may not begin or end with a period.

When a computer is connected to the Internet through a public WiFi network, it is possible that any redirection between the authentication page on the WiFi network and the authentication page on the shared space may alter the request and display an error on the platform's authentication page. You then need to start the sharing operation again.

In the event a protected file in the process of being edited cannot be backed up (e.g. if the file has been deleted or renamed in the meantime, or the file is located on a shared network and the connection has been shut down), the user will need to modify the backup location or rename his file.

Several instances of the same protected Access database (.accdb file) cannot be opened simultaneously if the active content has not be enabled.

SDS for C&M does not manage files' external resources (for example a link in a file to an external image).

Files protected by SDS for C&M and stored on a shared network, while in the process of being modified by an authorized user, can still be simultaneously modified by another authorized user.

SDS for C&M strictly does not support certificate RSA keys smaller than 1024 bits.

Windows client only

Attempts to upgrade a Windows 10 operating system to a higher version of the system via the upgrade wizard would not succeed. You must use Windows Update for this upgrade.

Automatic protection cannot be enabled on folders located on a USB drive or on a shared network.

The protection of a folder cannot be modified if you have already protected or modified access to one of its sub-folders or parent folders.

Using the Stormshield Data Team module together with the SDS for C&M automatic protection of a folder is unnecessary and not supported.

To ensure that files moved to a Dropbox synchronized space are automatically protected, use the drag and drop or copy and paste functions. If you use the Move to Dropbox pop-up menu on a file, it will not be protected.

Temporary decryption folders cannot be locally protected with the Stormshield Data Team module in SDS Enterprise.

If automatic file protection has been enabled in synchronized spaces, the following restriction applies:

The file path from the root of the synchronized folder must not exceed 172 characters. If this is the case, the file will not be protected and will no longer be accessible.

SDS for C&M does not support zooming the display to 200% (and higher) on Microsoft Windows systems.

SDS for C&M does not take into account the frequency with which the password or PIN is requested as configured in the SDS Enterprise account of the user.

If needed, the SDS Enterprise recovery account must be associated with all Stormshield Data Security products.


If you use SDS for C&M Encryption Portal with a Microsoft Edge browser, files cannot be dragged and dropped in order to be protected or decrypted. This restriction occurs only with Edge. Double-click on the frame at the center of the page to select your file.

On iOS13 and iPadOS13 with a Chrome browser, the SDS for C&M Encryption Portal page that allows you to download the decrypted file or select another file to protect does not appear. This issue occurs only with Chrome. To select another document, use the Previous button in the browser or open the portal in another supported browser.

The display of SDS for C&M screens may be altered if the font size of Android menus is increased.

With SDS for C&M installed in work profile mode via the MobileIron EMM, it is not possible to use some applications in the personal space. For example, you must manage OneDrive and DropBox applications from the EMM for the authentication file import function to be available.

In iOS, once you log in to SDS for C&M, the following error message may appear: You need an internet connection to continue. Please check your connection settings.
This error occurs if at least once country has been excluded in SDS for C&M's geographical settings. The application must then check the device's GPS position, which would require access to an online Apple service.