Re:Path uploads your entire iPhone address book to its servers
by bri3d on Tuesday February 07, 2012 @11:04PM
(#3564980)
I wrote a MobileSubstrate (jailbreak only, sorry!) tweak to block the use of ABAddressBookCopyArrayOfAllPeople, the most common method of stealing contacts in this manner.
It's rough around the edges, but check it out: http://news.ycombinator.com/item?id=3564968
It should be available in the BigBoss repository as "Address Book Privacy" sometime tomorrow.