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2841  Local / Anfänger und Hilfe / Re: Signieren und public key? on: June 12, 2019, 09:29:19 AM
Wenn du eine Nachricht signierst wäre nur darauf zu achten, dass du das entweder
1) mit einer legacy Adresse machst (beginnend mit 1..) oder
2) falls du Segwit verwendest, der Empfänger ebenfalls Ledger Live verwendet.

Man kann mit Segwit Nachrichten signieren, jedoch existiert bis dato noch kein Standard dafür.
Das bedeutet, dass jedes Wallet das etwas anders macht.

Nachrichten signiert mit WalletX können nicht mit WalletY überprüft werden, und andersherum.


Anstatt eine Nachricht zu signieren, könntest du ihn auch nach einer Adresse fragen.
Wenn dann BTC an diese Adresse gesendet werden, ist es klar dass es von dir kommt (sofern man für jede Transaktion eine neue Adresse verwendet).
2842  Other / Beginners & Help / Re: What is Deterministic wallet? How can I make multiple addresses point to one wal on: June 12, 2019, 09:05:38 AM
First, you need to understand what a 'wallet' is.

A wallet basically is just a piece of software which manages your private-/public- keypairs.

A deterministic wallet says HOW it generates these keys.


Non-deterministic wallets generate random private keys and store them in a file.
Hierarchical deterministic wallets on the other hand have a long random number (a seed), which is mostly encoded into 12/24 words for easier backups.

All private keys are generated from this one seed.

It basically is a mathematical formula with the seed and the counter (index, number of priv key) as the input, and you get the private key (and therefore also the derived public key and address) as output.

MagicFormula (seed, index) -> private key from index X -> public key from index X -> address from index X
2843  Bitcoin / Development & Technical Discussion / Re: Does lightning network really solve the scalability problem? on: June 12, 2019, 08:09:05 AM
You are confusing scaling with offloading.

Troll or stupid ?  Roll Eyes



Bitcoin Blocks can hold a Maximum of ~1.7MB [~7200 transactions]

No, you can't even calculate your numbers correctly.

A maximum of 12.195 transactions fit into one block.


Go and get some math lessons.



As you can see the 8mb block bitcoin achieves greater scaling than the 1.7mb block bitcoin.

Yes, absolutely.

Doubling something is called scaling..  Roll Eyes

You guys amaze me each time, how narrow-minded people can be. That's hilarious.



If Bitcoin was a Bus and could hold 100 passengers,
and the bus was near capacity , and some of the passengers decided to get off at the bus terminal and take a cab for the majority of the trips, and then returned to the bus terminal for the final trip home.
All they are doing is not using the Bitcoin Bus as it was unsatisfactory and paying the cab operators additional fares. Which the Cab operators don't always go the full distance like the bus does, but require multiple cabs and multiple small fares to reach your destination.

A cab has nothing to do with the bus.

So.. you are saying the LN has absolutely nothing to do with BTC ?  Please just agree on that and everyone will instantly see that you don't have ANY clue at all.



Bitcoin Scaling was not increased (as it is exactly the same number of seats either way),

You can not 'increase scaling'.
Do you even know what scaling means ?

Or do you just use it as a buzzword ?



Offloading transactions to LN , or even Altcoins by using Litecoin , Doge or Ethereum are the same thing.

Absolutely.

LN is protected by bitcoins security mechanisms and some shitty altcoin is not protected at all.

Absolutely the same.


Same question as above:
Troll or stupid ?



Kind of makes you wonder how stupid people are to believe that nonsense.

That's EXACTLY what everyone (except for your franky troll) is thinking about you.



Scaling can only be done Onchain

If that's what you really believe, you are beyond help.



FYI:
To increase scaling on a Bitcoin Bus with 100 seats.
Either add 100 extra seats so the Bus has 200 seats
or
Drive the Bus twice as fast , so you can get people to their destination in half the time.

Calling Taxis because you refuse to upgrade your Bus capacity ,
is a sure sign that one day all anyone will do is call the taxis and ignore the Bus.


That's really the most retarded comparison i have ever seen.


LN to BTC is not like a cab to a bus, but more like teleporting to a bus.
You can drive each route with the bus.. or you drive once to a teleporter, teleport as much as you want for nearly no money in nearly no time.
And at the end, you drive back with the bus.


You are delusional if you compare BTC/LN with a bus/cab. This literally makes 0 sense.



I understand why you got red trust for shittalking.
Your account here is worthless, and so is your opinion.

Instead of complaining "bla bla bla Lauda is abusing DT bla bla bla" and "omf omf omf forum giving red trust for truth omf omf omf", you should at least TRY to understand that everything you say and think is completely wrong.
Work on yourself. Work on your understanding of BTC / LN.




BTW, regarding your signature:

Quote
Lauda is an Idiot abusing the DT System because she is too stupid to actually win an argument based on Logic. Beware Lauda & anyone supporting her.

I had quite a big argument with Lauda regarding security of operating systems.
We had completely different opinions. And we didn't find a common ground.. but somehow.. i didn't receive red trust  Shocked

So, instead of blaming everyone else, start looking for the reasons in yourself  Wink
2844  Bitcoin / Development & Technical Discussion / Re: How to check the balance of the list of 1 million Bitcoin Addresses? on: June 12, 2019, 07:37:26 AM
Then a code llike:

Code:
for a in $(cat myAddyList.txt)
do
cat balances-bitcoin | grep $a >> final.txt
done

With this bash script you will generate a file with the addys and balance...


This is extremely inefficient and probably will take quite some time.

The fastest approach would be some sort of a perl script. But since the there aren't too many entries in bitcoin-balances, a simple grep would be 'ok', i think:

Code:
grep -f -F myAddyList.txt balances-bitcoin > final.txt


This already is way faster than your bash script, however it is still far away from being really efficient.
2845  Bitcoin / Electrum / Re: HOW CAN I RECOVER THE BTC FROM WALLET ELECTRUM 2.8, NOT ABLE TO CONNECT? on: June 12, 2019, 07:21:43 AM
Which operating system are we talking about ?

You should be able to get the latest electrum version working under windows 7 and most probably also on any linux.
I hope you don't have XP or Vista running..

Or are you on OSX < 10.11 ? In this case, your only option would indeed be to use a different computer or a bootable USB with a different OS.


As long as you have your seed (which you really should!), your coins can always be recovered.
2846  Bitcoin / Electrum / Re: Upgrading to Electrum 3.3.6 on Ubuntu on: June 12, 2019, 07:13:39 AM
What do you get when running the following

Code:
python3 -m pip --version

Do you get the same error message ?


The easiest probably would be if you simply use the AppImage.

However, if you still want pip for python3.6 to work, you might as well do this:
Code:
wget https://bootstrap.pypa.io/get-pip.py
sudo python3 get-pip.py

This downloads a python script, which contains pip as binary data.
It will install pip for the used python version.
2847  Bitcoin / Armory / Re: External drives on Mac on: June 12, 2019, 06:56:30 AM
Did you already found out where your external drive is mounted ? What is the path to your external drive ?

Search for the bitcoin folder on your hard drive and copy this exact path into the armory settings (bitcoin home directory).


If this does not work, do what HCP said, and copy the path into the armoryqt.conf file (inside of the armory directory):
Code:
satoshi-datadir="/path/to/core/blockchain/"


If you somehow run into trouble, try to explain what exactly doesn't work as intended.
2848  Bitcoin / Armory / Re: [Reward] Armory Wallet Stuck on: June 12, 2019, 06:48:44 AM
It would help us a lot if you could post your armoy logs.

Upload them to https://pastebin.com/ or any similar site and provide us the URL.

My guess would be that some configuration is wrong. Without the logs we can't say whether it is the directory or anything else. 
2849  Bitcoin / Bitcoin Technical Support / Re: Lost Bitcoin Core wallet. on: June 11, 2019, 07:06:42 AM
Do NOT power up the HDD again on your laptop or any other regular computer, because the sectors in which your wallet file are setting could become overwritten and thus basically impossible to recover unless you hire some high tier forensics specialists. ........

Well, the question then becomes how to use the tool of Raw copy (suggested by @ETFbitcoin) if HDD powering up is able to overwrite some of HDD sectors? Do you still insist in your statement? I couldn't even  begin to guess any strong reason why that could happen.  IMO, that could only occur through  RAM mapping  but the odd coincidence that the sectors in question would be affected is very low.

It can happen if the drive has been formatted.
If you want to recover sensitive (and valuable) information, you indeed shouldn't boot from this drive anymore.

The correct way to clone this hard drive without simply 'connecting' it, would be to clone it with an write-blocker in between the hard drive and the computer accessing it.

Write-blocker are devices which block any writing to the hard drive, but allow reading.
They can either be hardware-write-blocker (small devices, costs money) or software-write-blocker (partially free).

However, a simple way would be to mount the drive read-only in a unix system. Not as safe as using a hardware-write-blocker, but doesn't require additional hardware.


One should always create 2 raw images and only perform recovery on such an image. Never on the original drive.
2850  Bitcoin / Electrum / Re: Completely new to Bitcoin just downloaded Electrum, help set it up properly plz. on: June 11, 2019, 06:50:29 AM
So what your saying is without a EVEN with a Ledger Nano S U.S.B. Hard-Drive it would literally at best only protect my Bitcoin and every other little bit of information like the Coinmama Visa Debit Card Number will be compromised and that every single thing of value will be sold on the dark net and we already established if my Computer is infected Testing my 12 Seed Password is as good as giving them my Money. Now my question I can't see how you could use Cold Storage either without Buying a Ledger Nano S but if I can somehow Buy another cheap Computer and preferably Install Linux for the sake of the fact it will never be online or in use so who cares and I Buy 32GB U.S.B. Hard-Drives I use for storing Files on my Xbox 360 which fill up fast. That way I would always have a new Hard Drive that after sending Bitcoin from my Cold-Storage Computer and then to the potentially Infected Computer I would be just simply Re-Formatting the Hard-Drive to run on my Xbox 360 and I'm not sure if I could recycle Re-Formatted U.S.B. Hard-Drives or if that idea would even work so please don't bite my head off for asking this simple question. I am SIMPLY just trying to be as SAFE as I can POSSIBLY BE nothing more and nothing less if I can't accomplish anything but a Desktop Wallet for Security than so be it[/u

This formatting is horrible to read.

If your computer is compromised and an attacker gains access to your credit card details, it will most probably be sold on a dark market, yes.


If you are setting up an offline computer (always offline, not even online a single minute), you basically do have a cold storage.
This already eliminates tons of attack vectors.

You'd still have to think about how to transfer signed/unsigned transactions and the direct access to your computer (evil maid scenario).
If you have a concept for both of them (transfer / HW access), your coins will be extremely secured.


I am not exactly sure what you mean with your hard drive and the reformatting. Can you elaborate this please ?
2851  Local / Anfänger und Hilfe / Re: Electtrum 4.0.0 instaliert Malware Was tun? on: June 07, 2019, 11:34:48 AM
Das ist wohl nicht zu viel verlangt.

Offensichtlich schon  Roll Eyes
2852  Bitcoin / Electrum / Re: Electrum 3.3.6 on: June 07, 2019, 09:43:16 AM
Electrum is trying to force users that in some way choose SegWit instead Legacy address by placing this option as a primary [...]

IMO this is more of a recommendation instead of forcing them.
And this is good. Bech32 has more positive aspects than negative.

Anything which increases the usage of segwit should be regarded as healty for the BTC community / network.



By placing Legacy as first option we would avoid that users create bc1 type address, what can be especially stressful in case of wallet recovery when users with Legacy wallet instead of thier balance see 0 and unknown address.

Or, we start demanding that user at least try to understand what they are dealing with.
Bitcoin is not like paypal. At least some small knowledge should be built around it.

And even if they don't.. they just need to search via google and will find more than enough threads dealing with the same problem.
Anyone who is capable of googling could fix this issue within minutes.
2853  Economy / Services / Re: [Mining Service] on: June 07, 2019, 06:38:20 AM
Warning: This basically screams SCAM.
2854  Bitcoin / Development & Technical Discussion / Re: Does lightning network really solve the scalability problem? on: June 07, 2019, 06:31:18 AM
There is no reason for not using LN for small transactions up to $100 or so, which make up to about 25% of current BTC on-chain transactions.

How did you come to the number of 25% ?

I believe way more transactions are effectively sending less than 100$.


Did you just 'count' all transactions with inputs of less than 100$ ? Because that would have been a mistake.
IMO it is pretty hard to get an accurate number.

If i have 1 UTXO with 1 BTC and want to send 0.001 BTC, the input will still be 1 BTC and probably not count towards your <100$ transactions ?
1 BTC has been transacted, but effectively only 0.001 because 0.999 went back to me.

We won't have this 'problem' of getting an accurate number when using the LN.


Based on this i believe way more than 25% effectively are <100$ transactions.
2855  Bitcoin / Hardware wallets / Re: Need help updating old Ledger Nano S firmware 1.2 on: June 07, 2019, 06:19:36 AM
So always update it whenever there is a firmware update available right?   

As already mentioned, yes.

This is not specific to firmwares. Updating is always the preferred way.
It is a trade-off between features/security and compatibility/usability.

The general consensus is to always update, since it has more pros than cons.



Otherwise there is a risk like if the firmware is too old? 
[...]
So basically if someone didn't plug their nano ledger s into their computer in over say 6 months, there is a risk of not being able to update the firmware? 

I have already replied to this:

[...]
However, in the future this should NOT happen again, since ledger live is doing incremental upgrades if a full upgrade isn't possible.
This means, if you can't update directly to the newest version, it will first upgrade to the highest possible version and afterwards to the next highest possible version.. etc.. until you reached the latest available version etc..
[...]



To me, that sucks because if someone wants to store their coins on a wallet like this and keep it untouched... and then they can not update the firmware, that seem to be a huge issue... don't most agree?

Not necessarily, you can still update the firmware without 'touching' your coins.
Simply plug in the nano s and update.



I mean if someone doesn't touch their ledger in a long time... i mean not being to access in their coins because of firmware... that is kind of ridiculous. 

Your can always access your coins in any other BIP39 compatible wallet, as long as you have your mnemonic code backed up (which you always should!).
2856  Bitcoin / Development & Technical Discussion / Re: Questions in the mind of a Beginner. on: June 07, 2019, 06:13:52 AM
As far as I know, lightning network is already allowing payments and fees of less than one satoshi. I know those transactions are off-chain, but it´s an interesting perspective to split satoshi even without forks.

Yes that's indeed true.

But since the smallest on-chain unit currently is 1 satoshi, upon closing the channel the balance is going to be rounded down to the nearest satoshi.
1.5 satoshi for example would result in getting 1 satoshi when the channel is being closed.

To fully have units smaller than a satoshi, a soft fork is still necessary.
2857  Local / Deutsch (German) / Re: Coins anonymisieren on: June 06, 2019, 10:44:20 AM
Stimmt die Profis aus der kriminellen Scene haben Fehler gemacht.

"Profis" waren das sicher nicht.

Wer komplett ohne Verschleierung seinen kriminellen Machenschaften nachgeht (wie nach einbrechen der VPN-Verbindung sich einfach ohne VPN einzuloggen), kann bestenfalls als stümperhafter Laie bezeichnet werden.



Teilweise unumgängliche Fehler. Teilweise vermeidbare wenn man das so liest.

Mir würden die "unumgänglichen" Fehler interessieren?
Welche waren deiner Meinung nach denn unumgänglich ?


Ausserdem schweifst du hier vom Thema ab.
Richtig gemixte BTCs können nicht zugeordnet werden war mein Statement. Ich habe noch kein Argument von dir gehört, was das widerlegt.
2858  Local / Deutsch (German) / Re: Coins anonymisieren on: June 06, 2019, 09:19:52 AM
https://www.heise.de/ct/artikel/Spurensicherung-Wie-die-Blockchain-Kriminelle-ueberfuehrt-4427702.html

Spart euch die Kosten für den einen simplen und schlecht gemachten Mixer.


Ich hab das für dich gefixt  Wink

Guter Mixer = Anonym.
Schlechter Mixer = Leicht auffindbar mittels Blockchainanalyse.


Bevor du deinen Unsinn weiter verbreitest, könntest du mir im anderen Thread erstmal antworten wie aus meinem Beispiel eine Verbindung zwischen Pre- und Postmixing hergestellt werden kann.

Wenn du das kannst, kannst du gerechtfertigterweise vor Mixern warnen  Wink
Ansonsten.. bitte keinen Müll verbreiten, Danke.
2859  Local / Deutsch (German) / Re: [MIXING] - Services LIST 2019 /Bitblender/Cryptomixer/Ledgermixer/Bestmixer on: June 06, 2019, 08:59:07 AM

Den Artikel hatte ich auch gelesen.

Lustigerweise, hatte heise am Anfang "biance" statt "binance" überall im Text stehen gehabt. So viel zu deren tollen Recherche.


Egal.. Ich verstehe nicht, was das damit zutun hat ?

Ok, die Leute, die sich haben schnappen lassen waren total verdummt:
Quote
[...]L. beging den Fehler, nach einem Zusammenbruch der VPN-Verbindung weiterzuarbeiten – sodass die IP-Adresse seines Internetanschlusses sichtbar wurde.[...]

Zudem haben sie offensichtlich einen extrem simplen Mixer verwendet (Prinzip: zahle X BTC ein, bekomme fast X BTC innerhalb von paar Stunden zurück).



Dachtest du wirklich mit Taschenspielertricks im Mixer könnte man langfristig jemanden austricksen?

Das was ich in meinem Beispiel erwähnt habe, ist kein "Taschenspielertrick", sondern genug um sich jeglicher Analyse zu entziehen.
Es kommt sehr stark darauf an WIE die BTC gemixt werden.

Das Beispiel, welches ich angebracht habe, wird von keiner Analyse erfasst, weil die 2 Transaktionen ganz offensichtlich in keinem Zusammenhang stehen. Sie stehen weder von der Menge her, noch zeitlich in irgendeiner Relation zu einander.


Wenn dir doch noch einfällt WIE man diese 2 Transaktionen in Verbindung bringen könnte, immer her damit. Da bin ich ja mal gespannt  Wink
2860  Local / Anfänger und Hilfe / Re: allgemeine Fragen zur Benutzung von bech32 on: June 06, 2019, 08:50:38 AM
5. Ist bech32 genauso sicher wie Legacy?

Nein, es ist sicherer.

Legacy transaktionen haben das Problem der Transaction malleability.
Für einen Endnutzer wäre das wohl eher weniger von Relevanz, aber dafür umso mehr für Börsen / Stores / etc..

Die Transaction malleability erlaubt es einem Angreifer, eine Transaktion geringfügig zu verändern (keine Adressen / Gebühr / Betrag, nur irrelevante informationen) um den Hash zu verändern.

Damit ist es z.B. möglich von einem Exchange BTC abzuheben, die Transaktion leicht zu verändern und zu broadcasten, und sich dann (nachdem die veränderte TX bestätigt wurde) an den exchange zu wenden und zu behaupten, die TX existiert nicht.
Wenn diese dann nachschauen, stimmt es, dass die Transaktion, die sie als Auszahlung angegeben haben, nicht existiert.
Dadurch könnte man eine Börse dazu verleiten eine neue Auszahlung zu veranlassen.


Das ist auch der Grund, warum das Lightning Network mit legacy nicht funktionieren kann.
Dafür ist SegWit absolut notwendig.
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