[Tizen.Security.TEEC]Add a description for product specific TEE solutions

Change-Id: Ie28a321f158f5803681af64c6bc43ded9d1d769e
Signed-off-by: Dongsun Lee <ds73.lee@samsung.com>

diff --git a/src/Tizen.Security.TEEC/doc/api/Tizen.Security.TEEC.md b/src/Tizen.Security.TEEC/doc/api/Tizen.Security.TEEC.md
index f6da610..56fa50b 100644 (file)
--- a/src/Tizen.Security.TEEC/doc/api/Tizen.Security.TEEC.md
+++ b/src/Tizen.Security.TEEC/doc/api/Tizen.Security.TEEC.md
@@ -39,6 +39,11 @@ The key design principles of the TEE Client API are:
        the format of the messages which pass over the channel, or the protocols used by specific
        Trusted Applications.
 
+For security reasons, each device vendor usually uses their own TEE solution.
+If you intend your LibTeec application to be used on a real device,
+you must test your application on the TEE solution provided by the specific vendor.
+When developing and installing your trusted application, refer to the documentation provided by the vendor.
+
 ## Example
 The following example demonstrates how to invoke command on Trused Application.