background: https://github.com/bitcoin/bitcoin/issues/4069 - bitcoind infected w Silly.218, crashed bitcoind https://github.com/bitcoin/bitcoin/issues/6613 - Obfuscate database files https://github.com/bitcoin/bitcoin/pull/6650 - Obfuscate chainstate (merged)