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Topic: Sync your blockchain easily! (Read 544 times)

brand new
Activity: 0
Merit: 0
February 11, 2021, 03:13:59 AM
#29
As much good is talked about BlockChain we can never ignore the [url = "https://blog.appscrip.com/blockchain-technology/"]dark side[/url] of this awesome technology.
newbie
Activity: 8
Merit: 7
February 09, 2021, 03:29:14 AM
#27
Fine. Let me know later if I can add something.
legendary
Activity: 2898
Merit: 1823
January 29, 2021, 01:55:21 AM
#26

I'm actually sharing 5 files, and all the messages here are targeted to the blocks files.
As I said, trust them or not, but these files are actually useful for my daily job and to sync my bitcoin-core nodes. If it's useful to someone else it's nice.


Thank you, but it’s more preferable to verify everything for themselves, without trusting anyone through Initial Block Download, especially for newbies.

Quote

I was asking what can I improve, what can I add, what is missing and what would be appreciated.
Any idea ?


Nothing. Continue to host the files, and if you’re truly a trust-worthy person, then maybe your site will become the unofficial default for downloading the blockchain for bootstrapping. Bitcoiners are cynics by nature. Earn the trust.
newbie
Activity: 8
Merit: 7
January 28, 2021, 11:13:27 AM
#25
I'm actually sharing 5 files, and all the messages here are targeted to the blocks files.
As I said, trust them or not, but these files are actually useful for my daily job and to sync my bitcoin-core nodes. If it's useful to someone else it's nice.

I was asking what can I improve, what can I add, what is missing and what would be appreciated.
Any idea ?
legendary
Activity: 1624
Merit: 2481
January 28, 2021, 07:05:03 AM
#24
Truth is , services like [shitty website] have been around for years, with no issues.

Truth is, you don't know what you are talking about.

Besides shilling bullshit (probably because you weren't intelligent enough to invest in BTC when you had the chance to), all of your arguments are based on nothing more than hot air.

Just because [shitty website] has been around for years, this doesn't mean anything.

I doubt a lot of user use that garbage. And even if, that is not the point.
The point is that you are trusting a 3rd party for no good reason. There are close to zero upsides, but a lot of downsides with this method.



Considering this so called dev and tech forum shoot down any ideas that would actually improve the user experience,

Improving the user experience by... downloading files, moving them into the correct folder, overwriting other stuff, starting up the software just to see that you need "reindex", google what this means and fix the issue.
As opposed to simply.. starting up the software and let it sync itself.

Where is the improved user expierence, please?
It is marginally faster, if at all. So what other upsides does it have?
The downsides (security-, privacy- and integrity issues) are more than obvious.
legendary
Activity: 2898
Merit: 1823
January 28, 2021, 05:33:07 AM
#23

You know people like bob123 show their ignorance on a daily basis.
But hey, as long as they regurgitate what maxwell likes , it is ok.


It’s not what gmaxwell regurgitates, it’s actually the point of what, and how to use Bitcoin. Don’t trust, verify. Remember?

Quote

Truth is , services like http://cryptochainer.com/dir/  have been around for years, with no issues.
But anyone offer something similar for bitcoin and the bitcoin cult comes out against in force.  


That’s up to you if you trust that website, but syncing and validating yourself is better, and technically the proper way.

Quote

Considering this so called dev and tech forum shoot down any ideas that would actually improve the user experience,
should this forum not be renamed to the Greg Maxwell & cult following says you can't forum.
That would be alot more accurate, that will be my last post here, to avoid the locking topic finger Gmax reserves for when I make his cult look stupid.   Kiss


Don’t take it personally, but the community needs to protect itself from fraud, scams, trolls.
member
Activity: 200
Merit: 73
Flag Day ☺
January 28, 2021, 12:37:31 AM
#22
You know people like bob123 show their ignorance on a daily basis.
But hey, as long as they regurgitate what maxwell likes , it is ok.

Truth is , services like http://cryptochainer.com/dir/  have been around for years, with no issues.
But anyone offer something similar for bitcoin and the bitcoin cult comes out against in force.  

Considering this so called dev and tech forum shoot down any ideas that would actually improve the user experience,
should this forum not be renamed to the Greg Maxwell & cult following says you can't forum.
That would be alot more accurate, that will be my last post here, to avoid the locking topic finger Gmax reserves for when I make his cult look stupid.   Kiss

 
legendary
Activity: 3458
Merit: 6231
Crypto Swap Exchange
January 27, 2021, 01:56:32 PM
#21
Agree that it is not needed and probably a waste.

Back in the day (2013 / 2014 / 2015?) there were a few people who were posting the entire chain for people to download instead of doing the initial sync. Back when it was just a few GB.
Now, with minimal hardware and a few tweaks to the conf file it's not going to be much of a difference for most people to download it this way vs just doing their initial sync.

Is there a risk of malware, yes but probably not much.
Is there a risk of getting something corrupted and then wasting more bandwidth and time because your download was munged and then you had to do it again. Yes.

Just not worth it.

-Dave

legendary
Activity: 3500
Merit: 6205
Looking for campaign manager? Contact icopress!
January 27, 2021, 12:08:41 PM
#20
  • Blocks and chainstate ... nobody sane would use it, sorry  Smiley
  • bootstrap may be risky too and also download + indexing may take just as long as a proper wallet run
  • Addresses with balance - these could be useful for some and you may discuss with LoyceV since he's also offering download link for this, I think that he is downloading it from a much slower source and maybe you guys should work together instead of competing in this area.
legendary
Activity: 1624
Merit: 2481
January 27, 2021, 11:55:36 AM
#19
That's your point of view.

What exactly?
That it is a dumb idea? No, that's a fact.
That it is risky and might compromise their system? No, that's a fact.
That there is no demand for it? Yes, thats my opinion. I should have phrased it more precisely:There shouldn't be any demand for it (because it's dumb).



Also, I did'nt find any trace of a real world bitcoin-core attack through blockchain blocks on the web.

Yes, because we have very little retards doing what you are suggesting.
If more retards start doing this, there will be attacks.



There are no executable files in a blockchain download.
Plus they can always scan for viruses.

Oh wow.
The amount of stupidness overwhelms me.

1) Whether there are "executable files" in a blockchain (holy shit, i'd never thought i'd use these words together in one sentence), doesn't matter.
You obviously don't have any clue, so better remain silent.

2) Scanning for "viruses" (what you meant here is: malware) does not protect you. First, it is extremely easy to make malware undetected and secondly, a remote code execution attacking a parser will not be detected by the AV's behavior based analysis.
You obviously also don't know anything about this topic.
legendary
Activity: 2912
Merit: 2066
Cashback 15%
January 27, 2021, 10:01:40 AM
#18
Btw, thanks for the bandwidth, OP! While I thought it important to give newbs a heads-up that an external download will not increase their sync speed I did not expect the topic to be that contentious lol ¯\_(ツ)_/¯
legendary
Activity: 2898
Merit: 1823
January 27, 2021, 03:03:45 AM
#17
I'm also sharing the blocks and chainstate directories, which implies no further sync is needed (except few blocks between the generation dates).

If anyone is OK with trusting these files and not verify anything then they should not be running a full node in first place. The much better and safer way for them is to use a SPV client which doesn't technically sync with the network (it only downloads ~50 MB of headers and its done).


This.

Plus I can see the trolls have started again with their disinformation campaign. Haha.

To newbies, it’s important to note that you’re not merely downloading the blocks as you sync your node for the first time, your node is also validating/verifiying all the data.
member
Activity: 200
Merit: 73
Flag Day ☺
January 27, 2021, 02:04:57 AM
#16
There is absolutely zero demand for this.

If someone doesn't want to download the blockchain.. simple use a SPV wallet.
If someone wants to download and verify the blockchain, using your method is plain stupid.

I'd not recommend anyone to use that method. Just open up bitcoin core and let it sync.

You are risking your coins as well as any other data stored on your computer.

You don't know if their is a demand for this or not.
You may not want it , but others might.

No one really cares what you recommend, or at least I don't.  Cheesy

There are no executable files in a blockchain download.
Plus they can always scan for viruses.
 
@OP,   Ignore these bunch of naysayers, they are so busy making up stories on why not to improve bitcoin performance,
that making anything faster or easier for users is an assault on their little little minds.

FYI
I imagine many student researchers studying the blockchain up close ,
would prefer using your download , instead of waiting on the bitcoin divine experience of slowness that verifying a blockchain requires.
newbie
Activity: 8
Merit: 7
January 26, 2021, 03:58:03 PM
#15
That's your point of view.
I posted it here to share it if anyone needs it for syncing or for blockchain analysis. It seems that you only focus on the bootstrap.dat file.
Even if nobody uses this website, I don't care as it simplifies my life and I have real usage.

Also, I did'nt find any trace of a real world bitcoin-core attack through blockchain blocks on the web.
legendary
Activity: 1624
Merit: 2481
January 26, 2021, 02:20:02 PM
#14
There is absolutely zero demand for this.

If someone doesn't want to download the blockchain.. simple use a SPV wallet.
If someone wants to download and verify the blockchain, using your method is plain stupid.

I'd not recommend anyone to use that method. Just open up bitcoin core and let it sync.

You are risking your coins as well as any other data stored on your computer.
newbie
Activity: 8
Merit: 7
January 26, 2021, 11:31:38 AM
#13
Thanks for your support.

I added torrents as an additional download method.
legendary
Activity: 1456
Merit: 1174
Always remember the cause!
January 25, 2021, 12:30:31 PM
#12
OP,
Thank you for your sincere and altruistic intentions and the fact that you have dedicated some resources and time, but I'm afraid to say, it is not going to work for a couple of reasons:

1- As you have already realized after this thread and getting cult-attacked by hard core bitcoiners, there is a strong resistance against this idea, in the so-called "bitcoin community". They are equipped with so many lethal weapons and accusations based on a false interpretation of concepts such as trust, verification, etc.

2- Your approach to the problem is too immature and raw, there are ways more sophisticated proposals that are abandoned by these guys as well.


Besides investigating the fast sync problem in bitcoin (starting with UTXO commitment proposals), I'd suggest spending more time in this technical sub-forum without getting too much impressed and becoming alienated from the great spirit you got now.
legendary
Activity: 3430
Merit: 10505
January 24, 2021, 12:49:43 AM
#11
I'm also sharing the blocks and chainstate directories, which implies no further sync is needed (except few blocks between the generation dates).
If anyone is OK with trusting these files and not verify anything then they should not be running a full node in first place. The much better and safer way for them is to use a SPV client which doesn't technically sync with the network (it only downloads ~50 MB of headers and its done).
staff
Activity: 4158
Merit: 8382
January 23, 2021, 11:57:35 PM
#10
The quote posted above:
https://bitcointalksearch.org/topic/m.51300579
It might have "just" been malware that got bundled with legit bootstrap files, however I don't know the details.

I think in that case it was a .bitcoin directory that included a locked wallet full of someone elses keys (and funds had been sent and swept). There is currently an amazon image with this too (or was as of a few weeks ago).

But the chainstate database/etc. aren't intended as external interfaces and I would be totally unsurprised if there was a way for malicious data in them to result in code execution.

legendary
Activity: 2954
Merit: 4158
January 23, 2021, 11:50:02 PM
#9
Adversary can modify the chainstate as the client does not verify the pre-existing chainstate for it's correctness and allows the malicious party to insert phantom UTXOs, which can result in fake unconfirmed transactions which are directly relayed to them being accepted by their node but will never get a confirmation. Attackers probably won't stand to gain much by modifying the blocks only.

SPV wallets can probably meet your needs and even provide a greater level of security while being way less time consuming and resource intensive. If you want to run a full node but omit the verification part, then there really is no point running one at all.
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