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1  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: May 21, 2024, 04:51:01 AM
Currently, I only found BLK listed on freiexchange.com (there are XeggeX and StakeCube, these with little or no activity. Source: https://coinmarketcap.com/currencies/blackcoin/#Markets).

What are the plans to increase the currency’s exposure? Since the project remains alive and being developed almost constantly, I believe there must be some  Smiley.

Blackcoin is a decentralized open source project. I am personally not aware of any additional listing plans. The current list for exchanges is very small :-(

https://blackcoin.org/#buy

also check out the Discord server for more info on the project

https://discord.blackcoin.nl

M
2  Alternate cryptocurrencies / Service Announcements (Altcoins) / Re: chainz.cryptoID.info - Alternative Blockchain Explorers on: January 29, 2024, 08:42:36 PM
Hi CryptoID

Blackcoin BLK will have a hardfork soon, could you please update the explorer daemon the this version? https://github.com/CoinBlack/blackcoin-more/releases/tag/v13.2.2

X announcement
https://twitter.com/BlackcoinOrg/status/1750621102655611050

Explorer URL
https://chainz.cryptoid.info/blk/#!crypto

tysm
Michel
3  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: October 23, 2023, 06:02:05 PM

U got bamboozled and ripped like a boy in 2014, u got to prison and was released on parole. Two years on u found urself in a mexican cartel in a bondage. That is when they took advantage of u. At least presently you can say for yourself that everything that happened was in the dire past and now you have back your happy life in the US. But let me tell you, the guys at BTER exchange (do you remember that one  Grin) still remember you guys and they are still searching for the perpetrators of that scam. Or for the scapegoat. U know what I mean.  Wink
[/quote]

Hi,

Are you asking this to anyone specific? what a story!
4  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: June 27, 2023, 11:00:19 AM
How was it possible to have "wrapped blackcoin" if BLK has not forked? What is the process to burn to wrapped chain? Is there a way to go from Binance back to BLK?

There is a bridge that wraps BLK into wBLK on the BSC chain.https://wrapping.services/get/blk/

The native coins are held in a 2-3 multisig wallet.
5  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: June 27, 2023, 10:56:38 AM
Hi David,

The removal of the tx field is based on PPC proposal 14 : https://github.com/peercoin/rfcs/blob/master/text/0014-transaction-timestamp/0014-transaction-timestamp.md

We couldn't find a security reason not to implement this feature. And therefore it is currently implemented on testnet. Please let us know what you see a technical/security reason not to implement it on mainnet.

About Blackhalo. This client stopped syncing a few years ago, because the daemon was never updated. The focus was always Blackcoin More as full node and Electrum-BLK as lightweight wallet.

we would love to see Blackcoin More integrated into Blackhalo and release an updated version (maybe even a Python3 version?). Feel free to reach out, there are always people in the community willing to help

Michel
6  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: January 03, 2023, 02:18:54 PM
Another Update! Electrum-BLK v4.3.2 has been released!

It can be downloaded on https://github.com/CoinBlack/electrum-blk/releases/tag/v4.3.2

Notable changes:

-Updated to Electrum 4.3.2
-Added MacOS and Android support
-Added Trezor plugin support
-Added support for v2 transactions (without nTime field)

feel free to leave your comments here, or on Github
7  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: November 29, 2022, 02:35:55 PM
UPDATE! Blackcoin More version 13.2.0 has been released!

please check it out!

https://blackcoinmore.org
https://blackcoin.org
https://github.com/CoinBlack/blackcoin-more/releases/tag/v13.2.0
https://gitlab.com/blackcoin/blackcoin-more/-/releases/v13.2.0

Changelog

-Changed versioning (backport of Core's PR20223)
-Testnet hard fork: Removed transaction timestamp
-Testnet hard fork: Increased transaction fees and set minimum transaction fee of 0.001 BLK
-Testnet hard fork: Enabled relative timelocks (OP_CHECKSEQUENCEVERIFY, BIP62, 112 and 113)
-Enabled compact block relay protocol (BIP152)
-Added an option to donate a specified percentage of staking rewards to the dev fund (20% by default)
-Set default MAX_OP_RETURN_RELAY to 223
-Removed sendfreetransactions argument
-Get rid of AA_EnableHighDpiScaling warning (backport of Core's PR16254)
-Updated multiple dependencies
8  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] FujiCoin | Japan | Since 2014 | The Best Crypto Currency on: September 06, 2021, 12:30:23 AM
Hi, your electrumx servers have their certificates expired. That is why there are issues with FJC on AtomicDEX

06 00:10:53, coins:rpc_clients:1850] ERROR "electrumx1.fujicoin.org:50003" error Custom { kind: InvalidData, error: WebPKIError(CertExpired) }
06 00:10:54, coins:rpc_clients:1850] ERROR "electrumx2.fujicoin.org:50003" error Custom { kind: InvalidData, error: WebPKIError(CertExpired) }

you should renew the certificates and reload the service

ty
9  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: July 08, 2021, 09:04:02 AM
Any more news and exchange for Blackcoin? A little bit silent about BLK  Huh Huh

Exchange charge absurd amounts of listing fees. Currently there are no funds, because Blackcoin depends on donations.

So first of all the community has to grow, more people have to start staking again.
Currently around 8 million coins are staking (out of 61 million). So the people that are staking, get a nice return of around 8% at the moment. but that the trading volume is very low on Bittrex atm.

Blackcoin has always been about the community stepping up and taking responsibilities by creating social media posts, youtube videos, artwork, blog articles, etc. But also that kind of advertisement is almost non-existent.
The most people that want to help, are offering "promotional packages"! There are some exceptions, en those people are currently keeping the project alive.

We also see a shift to a more non-technical crowd. People want to know how Blackcoin fits into NFT, DeFi, BSC, etc. There is currently no roadmap on these kind of things. Basically because there are not so many devs around. 

It is silent around BLK, that is true. But you can create as much noise as you want.

In the background some folks are still working on a daily basis to keep creating the future of Blackcoin.  Some things that are still running and going on

- The next big upgrade on the Blackcoin More wallet (BTC Core 0.21 based)
- Discord tipbot - join us at https://discord.gg/hjNUgWD
- PayBLK webwallet updates
- BlackSight updates
- Electrum servers
- DEX additions (Atomic swap based)
- CEX additions (hoping for free/cheap ones)

And I am probably forgetting some things.

What we need
- Get more people to stake. Get the coins of the exchanges.
- Blog articles on how-to stake, how-to invest
- Basically people that like to help, create and learn about Crypto :-)

Michel
10  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: May 05, 2021, 07:26:29 AM
Any more news and exchange for Blackcoin? A little bit silent about BLK  Huh Huh

Hi, most people are active on the Discord server. https://discord.gg/hjNUgWD

Latest news.

- Listed on AtomicDEX.io
- BlackSight restored -https://node.blackcoin.io/insight/
- PayBLK restored - https://payblk.blackcoin.io
- Blackcoin More wallet updated - https://blackcoinmore.org
- blackcoin.nl blog running
- Blackcoin testnet running
- and probably more!

we are currently trying to add BLK to other DEX-es


You should consider a *trustless* bridge to Pancakeswap or Uniswap.

Can you help with that? we have been looking at BSC too..
11  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: April 09, 2021, 08:42:42 AM
Any more news and exchange for Blackcoin? A little bit silent about BLK  Huh Huh

Hi, most people are active on the Discord server. https://discord.gg/hjNUgWD

Latest news.

- Listed on AtomicDEX.io
- BlackSight restored -https://node.blackcoin.io/insight/
- PayBLK restored - https://payblk.blackcoin.io
- Blackcoin More wallet updated - https://blackcoinmore.org
- blackcoin.nl blog running
- Blackcoin testnet running
- and probably more!

we are currently trying to add BLK to other DEX-es

12  Alternate cryptocurrencies / Service Announcements (Altcoins) / Re: chainz.cryptoID.info - Alternative Blockchain Explorers on: March 19, 2021, 10:52:46 AM
Hello,

First of all I want to say that your service is very good. The new new features that show mining and staking transactions are one of the features I use the most.

I did noticed that for some reason this not always show up correctly.

For example this address https://chainz.cryptoid.info/blk/address.dws?BSKLBUSf9eWEmB66zTAoxvd89ESTKuGwHn.htm shows the coinstakes as received
but this address https://chainz.cryptoid.info/blk/address.dws?BGVZa37Fdh8jxU3EuJfndLL6GtY1unywt5.htm does show the coinstakes as stakes!

I am trying to understand if this is related to our software/blockchain or something on the CryptoID platform, maybe a change?

Thanks

Michel
13  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: February 25, 2021, 10:24:09 AM
Hello Blackcoin community members,

Please update your Blackcoin More wallet to the most recent version, released on Feb 24th 2021
version v2.13.2.8-10bb345e7 has been released and will solve the Atomic Swap bug.

As soon as the majority of staking wallets has been updated, services like AtomicDEX can add BLK to their service!

If you still run the older v1.2.x wallet or BlackHalo, there is a big chance you are not able to sync anymore (or even forked).
Please migrate to Blackcoin More! how? https://blackcoin.nl/dump-and-import-wallet-private-keys/

You can download Blackcoin More from https://blackcoinmore.org

For (support) questions please visit our Discord https://discord.gg/hjNUgWD
14  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: February 17, 2021, 06:25:54 PM
so is this coin still going?

I used to use it back in 2016.

Thanks for the update.

still going!

Still going down (vs BTC).

That is correct
15  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: February 17, 2021, 04:35:13 PM
so is this coin still going?

I used to use it back in 2016.

Thanks for the update.

still going!
16  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: January 01, 2021, 06:56:25 PM

I guess that nobody is talking about the Livecoin scam and the amount of BLK on that exchange because nobody is interested anymore..

Hi, People are talking about this, but most of the Blackcoin community activity is on Discord these days. Please join us https://discord.gg/hjNUgWD

It is also not clear how many BLK are on that exchange or if they are already dumped on another exchange, like Bittrex.

I haven't heard of anyone with BLK on Livecoin, but myself. I have a small amount there. (sub 500BLK)

17  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: November 10, 2020, 05:05:51 PM
My calculation on this topic.

A successful mint matures for about 10 houres. With one minute medium block interval it's 600 blocks in total. After 600 blocks they can mint again.

We have a total of about 77 Million coins. If they would mint alltogether in an even way, the absolute maximum fragment size would be 77.000.000 blk / 600 = 128.000 blk.

Not all are minting, of course, and some coins get lost, so the optimal split size should be much lower than 128k. To be cautious, one could double the size from time to time until it fits. So the devs could double the split size from 1k blk to 2k blk on a next release.

Regarding this and the attack, not only the processor load is affected, but the resident memory load too.

Lets see.. We actually have 60 million coins. And normally around 15-20% is used for staking. How does this effect your calculation?

edit: 500 blocks for a stake to mature and 67 seconds block interval
18  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: November 10, 2020, 04:35:02 PM


On many PoS coins the processor load rises on small transaction sizes. If this is not the case with blackcoin, it's ok then. If the load is an issue, then the fragment size could be ten times larger, between 5000 and 10000 BLK.
[/quote]

So, it is true that the processor load rises on small transactions. But as far as I know, the staking process is single threaded. But it is a very good question, and if you want you can try different stakecombine or stakesplit configurations. There is the possibility, but it is currently hardcoded in the code.
You would need to alter the code and compile it yourself (or send an PR on Gitlab and we can compile it for you)

the code is here
https://gitlab.com/blackcoin/blackcoin-more/-/blob/master/src/wallet/wallet.cpp#L50

and from here on
https://gitlab.com/blackcoin/blackcoin-more/-/blob/master/src/wallet/wallet.cpp#L801

We are currently trying to combine inputs, so it will always contain an x amount of dust txs. (lets say 100 inputs <= 0.004)

Thanks!
Michel
 
[/quote]

This combine could help, but it can only be useful, if the fees/costs for it are less than the fees/costs for the attacker.

I testet to combine by hand, but the fees for it are much higher than the input.
[/quote]

A Coinstake transaction doesn't have fees, but it only happens when you win the stake

example:
https://chainz.cryptoid.info/blk/tx.dws?8753783.htm
19  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: November 09, 2020, 10:17:55 PM
Is there any possibility to configure a stakecombine or stakesplit?

Can you give an example how that would like?

thanks

On many PoS coins the processor load rises on small transaction sizes. If this is not the case with blackcoin, it's ok then. If the load is an issue, then the fragment size could be ten times larger, between 5000 and 10000 BLK.

So, it is true that the processor load rises on small transactions. But as far as I know, the staking process is single threaded. But it is a very good question, and if you want you can try different stakecombine or stakesplit configurations. There is the possibility, but it is currently hardcoded in the code.
You would need to alter the code and compile it yourself (or send an PR on Gitlab and we can compile it for you)

the code is here
https://gitlab.com/blackcoin/blackcoin-more/-/blob/master/src/wallet/wallet.cpp#L50

and from here on
https://gitlab.com/blackcoin/blackcoin-more/-/blob/master/src/wallet/wallet.cpp#L801

We are currently trying to combine inputs, so it will always contain an x amount of dust txs. (lets say 100 inputs <= 0.004)

Thanks!
Michel
 
20  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN] Blackcoin Protocol [BLK] | Home of PoS 3.0 | No ICO | No Pre-mine on: November 06, 2020, 06:22:20 PM
Staking leaves a lot of dust in the blockchain, consisting of many 0.00005500 BLK parts.

It is not the staking that leaves a lot of the dust. The wallets that are staking are being attacked with dust transactions.

The Blackcoin network is being attacked with spam/dust

check out this post
https://blackcoin.nl/a-dust-attack-affected-legacy-blackcoin-clients-in-late-sept-2020/

thanks

It is important that people upgrade/migrate to Blackcoin More v2.13.2.6 and (optionally) raise the fees to avoid relaying these transactions. We will have to raise the fees in the next version to mitigate these attacks

Next More version will be v2.17.0 and is based on BTC Core code 0.17.

More can be downloaded from https://blackcoinmore.org

Thanks
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