Fragen mit dem Tag 'bitcoinjs'

Puh! Vielen Dank für die Ideen. Ich mag die Adresse, die Indizierung der blockchain. Werden sehen, ob Ihre machbar. btw gibt es andere Optionen neben der Verwendung von Kern-Funktionen (ich bin für alles offen) ? Kl ...
38

Entwicklung Fragen zu debugging-und Ablaufsteuerung

Ich bin auf der Suche für ein besseres Verständnis von, wie der Fluss der code funktioniert. Ich bin mit bitcoind -regtest in einem terminal-Fenster, und in der anderen bin ich mit der bitcoin-cli regtest generieren Blöcke erstellen. Was ich Probleme habe mit ist das Verständnis genau das, was passiert in dem code, wenn ich bin Blöcke. Meine Annahme war, dass blockencodings.cpp wurde verwendet, so dass ich eine print-Anweisung, aber nichts druckt auf der Konsole. Gibt es irgendein Problem mit dem drucken auf der Konsole, wenn regtesting? Oder b ...
28.04.2015, 08:22:39
32

ECDSA-x,y-Koordinate Gültigkeit überprüfung scheint nicht zu funktionieren

Der ECDSA-Algorithmus, secp256k1 für Bitcoin angeblich verwendet die Gleichung y ^ 2 = x ^ 3 + 7 mod P um zu bestimmen, die Gültigkeit eines angeblichen Punkt auf der elliptischen Kurve. Nutzen http://web2.0calc.com/ Wenn die überprüfung öffentlicher Schlüssel 1 hat die folgenden Eigenschaften: x = 55066263022277343669578718895168534326250603453777594175500187360389116729240 y = 32670510020758816978083085130507043184471273380659243275938904335757337482424 Ich habe x ^ 3, dann 7, dann mod P auf die Webseite. Dann habe ich ra ...
20.06.2014, 18:29:08
26

Angriff auf bitcoin-Netzwerk mit einem modifizierten client?

Szenario: Mallory, Alice und Bob gefunden block auf Ihrer farm. Sie trennen Sie aus dem internet, Simulation, split , und ändern Sie alle Knoten in Ihrem segment zu bösartigen. Bösartige Knoten vermindern die Komplikation der block der Gründung, und dramatisch entkommen ganzen Welt. Nach einer Woche, die Sie wiederherstellen original - clients auf Ihren Knoten und stecken Sie das Netzwerk zurück. Ihre Kette größer als die Welt und sammeln Sie insgesamt Woche bounty 25,200 btc, mehr als 2,520,000 $. Ist es möglich? Welchen T ...
10.05.2017, 16:24:14
36

Ist Bitcoin eine Bedrohung für Paypal und warum kann man nicht kaufen von bitcoins mit PayPal?

Ist Bitcoin eine Bedrohung oder Konkurrent zu Paypal? Ist das der Grund, dass nur sehr wenige websites, die support-Einkauf BTC per Paypal? ...
14.01.2011, 11:23:28
40

VirCurEx - Balance vs verfügbares Guthaben

Also ich habe ein VirCurEx-Konto und ich zog 1.5 BitCoins über ihn zu..., Nachdem die Transaktion abgeschlossen war (wie vor einem Tag) ich war die überprüfung und die website sagte, "Balance - 1.5" das ist richtig, aber dann für Verfügbare Guthaben es gesagt "Available Balance - 0.74900001" oder etwas in der Nähe, dass. So Handel ich die Hälfte meines bit-Münzen in anderen Währungen (PPCoins, NameCoins, LiteCoins, etc.) und als ich versuchte, den Handel, es würde nicht lassen Sie mich... obwohl ich über .76 BitCoins Links in der Konto - (und ich kann Wider ...
19.06.2016, 11:00:38
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