https://news.bitcoin.com/private-keys-vulnerable-to-new-android-ios-attack/"Researchers from Tel Aviv University’s Laboratory for Experimental Information Security (LEISec) and The University of Adelaide have created an attack vector against Android and iOS devices. The invasion uses a $2 USD magnetic device to crack private keys held on these operating systems allowing the possible theft of users’ bitcoins and private data. "
The GoldCoin Wallet for Android may be vulnerable to this attack. More to follow.