Ja, das ist es, was ich auch dachte. Also müssen Sie ganz besonders über die Gateway-Schuldscheine, die Sie halten. Ist Streik sapphire sogar legal? Diese Frage scheint off-topic, weil es über computer-hardware im Allgemeinen Vielleicht wäre es treffender, zu Fragen: was könnte getan werden, mehr leicht (oder auch nur machbar ist) in einer BTC-notierte Börse, die nur schwer (oder schlicht unmöglich) in einer fiat-Währungen eine? Viele rechtliche Hürden sowieso... Haben Sie zufällig eine Quelle (URL) für die Skepsis über die Sicherheit? @ripper234 können Sie die komplizierteren Optionen weniger leicht zugänglich, zum Beispiel, indem Sie Sie in "erweiterte Optionen". Von dem was ich verstehe, die Ausgänge werden in der Regel 1 oder 2 für den standard-client, aber könnte jemand mit einem nicht-standard-client ermöglicht das senden von Münzen, um mehrere Adressen auf einmal. Für jetzt, ich glaube, die gibt es nur auf Börsen und mining-pools, die wahrscheinlich nicht verwendet werden, um Ihnen Münzen.
  1. Die nicht ausgegebene Transaktion Ausgang (UTXO) Satz enthält nur gültige Transaktion Ausgänge, die noch nicht ausgegeben worden noch. Einmal TXO verwendet wird, ist es entfernt von der UTXO gesetzt. Also, zu überprüfen, wenn ein Ausgang vorhanden ist und aufwendbare, sehen Sie, ob es in der UTXO gesetzt.
    Dies macht eigentlich die Entdeckung eines Doppel-verbringen Sie einen Versuch, "im Alter von Transaktionen" viel einfacher als die Suche nach Doppel-verbringen Sie versuche in unbestätigten Transaktionen.

  2. Eine Mehrheit der Angriff ist nicht nur theoretisch, es sei denn, Sie meinen, dass jemand, den Erwerb von 51% der hashing power eine theoretische Möglichkeit. Aber es ist wirklich teuer und würde wohl zerfallen Bitcoin Wert, so könnte man argumentieren, dass es eher unwahrscheinlich ist.

  3. Es stellt das Risiko der Umkehrung von weniger als 0,1% mit einem Angreifer, der nur noch 10% der hashing power. Warum ist die 6 die Anzahl der bestätigt, dass die als sicher angesehen wird?

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