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1201  Bitcoin / Hardware wallets / Re: Ledger nano S stuck with logo flashing on: August 30, 2020, 08:59:51 AM
That might be caused by the poor connectivity to Ledger servers due their overloading.

That's definitely not the case.
The nano does not need any internet connection when initializing.

This has absolutely nothing to do with their server, but is either a system and/or hardware failure.

OP, are you using the same cable you used with the other nano?
The most common issues are a wrong usb cable (without data pins) and a faulty USB port. Can you exclude these two options?
1202  Bitcoin / Electrum / Re: Unconfirmed balance. on: August 30, 2020, 08:55:22 AM
A bit off-topic, i would really appreciate if you explain how my privacy can be protected if the address is already exposed in public and i have already mentioned that i am using Electrum for desktop. I do really care about my privacy, but i thought it's not a problem as the address in public is related to my profile which is a forum psydoanonym account.

It depends on what you really mean with you care about your privacy.
You are fine with your address being linked to your forum account. Are you fine with people here knowing how much you have in your electrum wallet? If so, there isn't much you need to do.
Do you care that the electrum server you are connecting to, sees all of your addresses, transaction history, IP etc.? If so, you don't need to do anything. If not, you need to either set up your own electrum server or stop using electrum.

It really comes down to how much privacy you want to have and what you are ready to give up (in terms of usability) for that.
1203  Bitcoin / Wallet software / Re: Wasabi Vulnerablilities - Drama or real. on: August 28, 2020, 06:17:48 PM
I guess Wasabi developers  know better than you whether the ability of coordinator  to trace user's input    influence anonymity or it doesn't matter at all,

I'd recommend you to read how coinjoin actually works.

The coordinator can not link inputs to outputs of the coinjoin.
It is possible to link an input to a change output. And this is expected, just read my short explanation above.

If you have further questions, feel free to ask after trying to use google for a few minutes. I am trying my best to help you clearing those misconceptions you have.
1204  Local / Biete / Re: Amazon BESTELLUNGEN OHNE LIMIT mit -20% [TRUSTED] on: August 28, 2020, 05:13:19 PM
Ich kann euch aber nur sagen, dass Bestellungen per Wunschliste gar kein Problem sind.

Naja, für dich zumindest nicht.

Jeder, der bei dir bestellt, gibt ja quasi Daten von sich her (Name, Wohnort). Das würde ich selbst für 50% Rabatt nicht machen.
Gibt hier genug Leute, die ordentlich Geld für eine Liste von User <-> Name/Stadt zahlen würden um damit Schindluder zu treiben.

Und wenn es sich auch noch um Artikel von Drittanbieter handelt (also nicht von Amazon verkauft oder versandt), dann lässt sich ganz einfach die komplette Anschrift herausfinden.

Wie Leuten ihre Privatsphäre so egal sein kann ist mir wirklich ein Rätsel..
1205  Bitcoin / Wallet software / Re: Wasabi Vulnerablilities - Drama or real. on: August 28, 2020, 05:05:46 PM
Grin Grin Grin

This current scheme also gives the CoinJoin’s coordinator a spyglass into a user’s information. Wasabi contractor and contributor Max Hillebrand told CoinDesk that a coordinator “could link the input to the change output, and could link multiple inputs to the same user.”



So? This is well known and expected.

You seem to have a misunderstanding on how coinjoin actually works.
If we assume that the amount being mixed is 0.1 BTC, and i enqueue a UTXO with 0.101234 BTC.

The transaction will include my UTXO 0.101234 BTC as an input, an output having 0.1 BTC and a change with 0.001234 BTC (ignoring fees here).
It is obvious that the UTXO with 0.001234 BTC belongs to the input 0.101234 BTC.

That's nothing new, nor unexpected and does not influence the coinjoined UTXO and its anonymity set.
1206  Bitcoin / Wallet software / Re: Is Exodus a good wallet? on: August 28, 2020, 04:51:33 PM
Exodus wallet has a great reputation

No, it hasn't.
Actually, exodus is a pretty bad wallet with missing features (e.g. multi signature) and low security standards (i.e. seed exposed after unlocking the wallet).
The fact that it is closed source, doesn't make it any better.

There are lots of better wallets to choose from. I'd never recommend exodus to anyone.


it requires no verification and provides you with strong transfer speed and the ability to back up your assets

Uhm.. yes.. that's what you would expect from any wallet for a decentralized currency relying on cryptography?
Btw.. the "transfer speed" is not related to the wallet at all.
1207  Bitcoin / Bitcoin Technical Support / Re: I need Help finding or recovering bitcoins off an old hard drive on: August 28, 2020, 04:26:01 PM
Would Electrum decrypt these seeds too? is it the same math and hashing...… to get keys from words?

The mnemonic code is not encrypted.
The words are the mnemonic code, which is the seed encoded into a human-readable format.

To answer your question.. no, it is not the same. BIP39 is different from electrums mechanism.
And that's the reason HCP suggested that you check this:

- If ALL 12 words are in the BIP39 wordlist, try a BIP39 compatible wallet (you can also use Electrum for this... and select the "BIP39 Seed" option during seed entry)
- If ALL 12 words are in the old electrum list, try using Electrum (it'll still work with old mnemonics)

Could you do this and report back ?
1208  Bitcoin / Wallet software / Re: Wasabi Vulnerablilities - Drama or real. on: August 28, 2020, 04:22:45 PM
Looks like Wasabi is  straggling to improve their  mixing protocol  to make such tracking hard in the future.

You didn't understand the "vulnerability" posted by samourai and also didn't understand the article you have linked.

There is no vulnerability in the coinjoin. Neither is there something to "fix" inside of the protocol. According to the article you have linked, they are going to further improve it to make it more appealing and easier to use.
However, this is not related to any privacy issues or similar.
1209  Other / Beginners & Help / Re: Money stolen from blockchain.com on: August 27, 2020, 05:32:08 PM
Is blockchain.com in power to check where that money goes or there nothing now to do??

Everyone (including you) can check who the recipient of the BTC is.
But you'll only find out which address it is, basically the pseudonym. Without the link between a real identity, there is nothing more you can do since transactions are final.



Because of privacy, make sure to check it with Tor.

Since he is using blockchain.com, i doubt he cares about his privacy.
1210  Bitcoin / Armory / Re: Installed Armory and it's not doing anything (no preparing databases) on: August 27, 2020, 02:32:30 PM
Could you please do the following:

  • Delete the log file
  • Check that the settings point to the directory core is installed in
  • Start armory again
  • Upload the log file to https://pastebin.com/ (or a similair service) and share the URL here

There might be something else inside of the logfile. Providing it here, will make it easier for us to troubleshoot the problem.
1211  Other / Beginners & Help / Re: Sending coins to an exchange vs mixers? on: August 27, 2020, 01:23:36 PM
I would advice you to learn more about Veil and BlackBytes and almost sure you will change your mind after  doing that. Wink

There is literally not a single reason to do so.
I am not interested in wasting my time with shitcoins.


Yeah, that is a kind of truism, but people used to use "coin" when speaking of Bitcoin. (Pay attention to the red bold part in the name). And I’m sure if you ask the Bitcoin owners how many UTXOs they have  99% of them  will think you are a stalker.

How people speak about bitcoin is not relevant to how one can be tracked using bitcoin.
Actually, i don't get why you are distracting now. I wasn't pointing out that it should be "tainted UTXO" instead of "tainted coins". I was saying that the concept itself is flawed. The terminology used by people talking about BTC is irrelevant in this context.

Now let's stay on-topic please.
1212  Other / Beginners & Help / Re: I want to help all people on: August 27, 2020, 01:03:45 PM
cryptocurrency not only illegal in Bangladesh but also almost every country.

That's nonsense.
Cryptos are illegal in only a few countries all over the world.

Take a look at this map:

(Source: https://cryptonews.com/guides/countries-in-which-bitcoin-is-banned-or-legal.htm)

Please check (at least roughly) your information before spreading it.
1213  Other / Beginners & Help / Re: Money stolen from blockchain.com on: August 27, 2020, 12:33:03 PM
Every time a newbie asks for wallet advice, people will point to blockchain.com/.info.

What? There are people who actually advise web wallets to newbies??
I always wondered how and why people choose web wallet. I rarely encounter people suggesting web wallets for storage. I assumed that's what they find via google/youtube/reddit/etc..

But i definitely already encountered this:

I always hear stuff like: "I've been using blockchain for x years and i've hoarded up to x btc in my wallet and i've never had any problems"

And each thread i see including this argument, also has at least a few more posts showing off a few reasons why web wallets are not secure and/or safe.
Good to know that there are people around on this forum who actually (incorrectly) suggest web wallets..
1214  Bitcoin / Armory / Re: Installed Armory and it's not doing anything (no preparing databases) on: August 27, 2020, 12:24:31 PM
Alright, so the problem definitely is that armory is looking in the wrong folder for your blockchain.


What do you mean by starting Armory with the corresponding argument.... ?

How do you start armory?
If you are starting it from the command line, you can pass the argument like i mentioned above.
If you are starting it from the menu, you could edit the shortcut to use that argument.

But the better option would be to adjust it in the settings/config file:

Where it asks for the datadir, enter: /home/barbara/snap/bitcoin-core/common/.bitcoin
And the installation directory should be (not completely sure about how snap installs core): /home/barbara/snap/bitcoin-core


If those settings don't work, you need to check where core is installed into (i.e. where the executable is located), if it is not in /home/barbara/snap/bitcoin-core
1215  Other / Beginners & Help / Re: Sending coins to an exchange vs mixers? on: August 27, 2020, 12:12:59 PM
Not only Monero is capable to break the link, Veil makes it no worse, but nothing can be compared with BlackBytes of Obytes.

A lot of shitcoins claim to be anonymous and/or private. And most of them have severe vulnerabilities leaking information which heavily decrease the anonymity set and/or completely negate the privacy aspect.
If you want to be sure that your altcoin is privacy-preserving, the most rational choice is monero, nothing else.


BTW, such complicated exchange chain may be ( in some respect) even better than mixers because the coins you receive will never be tainted.

The concept of "tainted coins" is flawed. Coins do not exist, there are only UTXO.
You can estimate the probability whether the output and the input still belong to a person. But you can not "taint" a coin as you would with a dollar bill.
"Tainted" coins can not be used to track people and/or to deem specific UTXO's as bad. At least not after the previously targeted UTXO has been spent.
1216  Bitcoin / Hardware wallets / Re: Thoughts about Passport hardware wallet on: August 27, 2020, 11:51:11 AM
FAQ says it will be $299

Ye.. that's a scam.
This device isn't even close to being worth 100$. That's a rip-off.



Imagine if Apple/Samsung were selling $500 flagship smartphones... and Google/OnePlus showed up with a $1000 smartphone... because that's pretty much what the Passport folks are attempting to do here Undecided

Not really.
It is more like: We have well known brands having flag ship smartphones for 500$, then a new brand no one knows brings out a new smartphone with the same specs and an outdated appearance, demanding 2000$.
That's an absolutely exorbitant price.
1217  Bitcoin / Electrum / Re: Help with Electrum on: August 27, 2020, 11:48:36 AM
Are you saying that a private key cannot be exported from an old electrum wallet to a new one?

No, i am saying that the advice to export the private keys on an offline computer is worthless, because the wallet itself is installed (and used) on the same device being online all the time.
This creates a false sense of security and therefore provokes mistakes leading to a loss of funds.

As suggested above, the best would be to simply backup the wallet file, update the OS, update electrum, open the wallet file and create a new wallet with the mnemonic code being backed up, sending all funds to the new wallet.
1218  Bitcoin / Electrum / Re: Help with Electrum on: August 26, 2020, 05:35:37 PM
I don't understand why your older version would work and mine won't. 

His wallet file from the old version does still work. But he isn't using the old electrum version.
There is backwards compatibility. You can upgrade electrum and still use your current wallet file.



[...] at the bottom left where it used to say the balance it now says synchronizing... and it doesn't seem to synchronize.  Sad

Yes, because you need to upgrade electrum.


I believe you always have the option to export a private key. Just make sure your computer is secure and preferably offline.
Save the private key in a safe place and import it into a new wallet.

There is no reason to do so.
1) If his computer would be compromised, his private keys are compromised already since the wallet is running on this computer. Whether he exports the private keys or not, does not matter.
2) He can always - if his wallet file won't work in the newer version, which won't be the case - just use the older version of electrum again to access his keys.

Your suggestion is by any means worthless.



Are you saying to go offline then export the key (which I have on paper but will do digitally too). Then upgrade the Mac OS first so I can download the new version of Electrum. And when that is done I should be able to import the key and the wallet should work?

No. Don't listen to him, he doesn't know what he is talking about.

First, the fact that you don't have your mnemonic code is extremely bad. You shouldn't use a wallet of which you don't have a non-digital backup.
Get the mnemonic code by going to Wallet -> Seed. If that doesn't work, create a new wallet and move your funds to your new wallet. This can be done after upgrading electrum.

Second, create multiple copies of your wallet file and do not only store them on your PC. After you have done that, upgrade your OS and electrum. Then open the backed up wallet file.
After that is done, create a new wallet and write down the mnemonic code. Send all your funds to that new wallet.
1219  Economy / Web Wallets / Re: (NEED HELP ASAP) Bitcoin wallet problems on: August 26, 2020, 05:22:45 PM
Unfortunately you can't do anything until they respond to you or fix it for you.

For the future, you might be better off using a proper wallet (e.g. wasabi or electrum) and a trusted exchange (e.g. kraken, binance, coinbase,.. depending on your country of residence).

Blockchain.com is known to be buggy. And web wallets generally are the least secure way of storing your coins.
1220  Bitcoin / Armory / Re: Installed Armory and it's not doing anything (no preparing databases) on: August 26, 2020, 05:12:13 PM
/home/barbara/.bitcoin/blocks is not a valid path

Where is your blockchain located? What is your data directory in core?
You need to set the "satoshi-datadir" to the path where your blockchain is located.

You can either do that by starting armory with the corresponding argument:
Code:
armory --satoshi-datadir="/path/to/blockchain"

or by adding it to the config file armoryqt.conf located in your armory datadir (usually in ~/.armory):
Code:
satoshi-datadir="/path/to/blockchain"
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