Check if a code signature is required
Research In Motion tracks the use of sensitive APIs in the BlackBerry® Java® Development Environment for security and export control reasons.
Locate the item in the API reference for the BlackBerry Java Development Environment. If the item has a lock icon or is noted as ‘signed’ your BlackBerry
device application
requires a signed key or signature, which RIM provides, before you can load the BlackBerry
device application
.cod files onto a BlackBerry device.
Parent topic: Controlling access to APIs and application data