This is a wallet with “self-storage”, a [url=http://donkeymon.net/donkeymon/sc2/comment.pl?action=output&id=01&item=20130722041805]http://donkeymon.net/donkeymon/sc2/comment.pl?action=output&id=01&item=20130722041805[/url], which means, which only you possess control over own assets and encryption keys.