12 Aug '13, 12pm

Android Bug Creates Weakness In Virtually All Bitcoin Wallet Apps, Money Vulnerable To Theft

Bitcoin is still emerging as an online currency, and that means issues are sure to pop up in the way it's implemented. This time there's an Android-specific problem. It turns out there's a weakness in the way Android generates random secure numbers (the Java SecureRandom class), which most Bitcoin apps use to create wallet IDs. That means an attacker could possibly figure out your wallet key and swipe your digital cash. Anyone that generated a Bitcoin wallet key on an Android device is potentially affected (even if it is no longer used on Android). Keys generated elsewhere and simply used on Android are not vulnerable to the potential attack. Similarly, any app that uses a web service like Mt. Gox or Coinbase to create a random ID is fine. Most apps are rolling out patches to replace the default SecureRandom implementation with their own. Users of the affected apps will ha...

Full article: http://www.androidpolice.com/2013/08/12/android-bug-creat...

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