UPDATE (Nov 15, 2013)
Leaked DHS Memo confirms what I have said below in August 2012: DACA is first and foremost a National Security measure NOT a permanent immigration solution.
YES, YES, YES, a thousand times YES!
The confidentiality provision purporting to protect applicants and their family members
“may be modified, superseded, or rescinded at any time without notice”
Reference screenprint below of http://www.uscis.gov/portal/site/uscis/menuitem.eb1d4c2a3e5b9ac89243c6a7543f6d1a/?vgnextoid=f2ef2f19470f7310VgnVCM100000082ca60aRCRD&vgnextchannel=f2ef2f19470f7310VgnVCM100000082ca60aRCRD
Taken on August 30, 2012 at 11:48 EST