Integration Server 10.3 | Web Services Developer’s Guide | Securing Web Services Using the WS-Security Facility | WS-Security Facility Policy Reference | Timestamp Element for Inbound Messages
 
Timestamp Element for Inbound Messages
The <Timestamp> element supplies settings to enforce message expiration.
By default, expired messages generate an exception. However, you can use a setting to turn off message expiration.
Default: Expiration is enforced.
Example
<Timestamp
EnforceExpiration="False"/>