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Topic: [ANN][SBC] From Death Comes Life – The Rebirth of StableCoin - URGENT UPDATE - page 17. (Read 198720 times)

sr. member
Activity: 518
Merit: 251
Artos actually dropped by the forums last night . . . he left all kinds of information--NOT! Roll Eyes

No update, no "Hi guys" . . . nothing.
sr. member
Activity: 386
Merit: 250
Can someone explain (or point me to a page that explains for the non-programmers) what trustless mixing is? My understanding of the mixing services of Fedora is that it is not trustless, i.e., people who run nodes that do the mixing can potentially have access to the transaction trails of any incoming-outgoing coins. They are, therefore, a location of potential compromise. How can we know that only "the good guys" will be hosting mixing nodes?

The mixing services that Zerocoin and others have been working on do not have such a point of access. Even those running mixing nodes would not be able to trace transactions.

I do not know whether artos's proposed mixing service is trustless or not.

Can someone with more knowledge please respond to these hypotheses? 
sr. member
Activity: 379
Merit: 250
OP will never deliver his promises.

deadcoin
sr. member
Activity: 336
Merit: 250
CS Student - BC Logo Guy
That's great, I was worried that people here would start to hate me/FedoraCoin because we'd managed to implement it first. As I said above if artos wants any help with it he can always get in touch with me, I'd like to see StableCoin succeed too Cheesy

OK, I'll be straight with you the only thing that really annoys me is that my auto spell-checker keeps trying to change your username to 'invisible' every time I type it in these posts.  Please change your name and all is forgiven  Grin

Yeah, I'm really starting to hate your name. On a more serious note, Artos said he would be fine with people developing for SBC without him.
full member
Activity: 182
Merit: 100
That's great, I was worried that people here would start to hate me/FedoraCoin because we'd managed to implement it first. As I said above if artos wants any help with it he can always get in touch with me, I'd like to see StableCoin succeed too Cheesy

OK, I'll be straight with you the only thing that really annoys me is that my auto spell-checker keeps trying to change your username to 'invisible' every time I type it in these posts.  Please change your name and all is forgiven  Grin
member
Activity: 98
Merit: 10
No problem. Would you ever consider working on StableCoin? It does have better name Wink

I was actually thinking of asking artos if he would accept me into the dev team before I started on FedoraCoin, but from what I'd heard at the time it sounded like he wanted to work on it alone. If this has changed he can always feel free to get in touch with me Smiley

Thanks invisibel for the extra information. Don't worry nobody is adverse to you posting on here, at least I'm not! It's good that you've done something positive to move the features forward and found what is workable from your viewpoint. As I posted over on your thread, good luck with it, nice to see development happening.

That's great, I was worried that people here would start to hate me/FedoraCoin because we'd managed to implement it first. As I said above if artos wants any help with it he can always get in touch with me, I'd like to see StableCoin succeed too Cheesy
sr. member
Activity: 364
Merit: 250
FedoraCoin actually adds a 200+ byte (or character) random padding to the mixed transaction, which is then encrypted.
I didn't even intend to add it, but the RSA encryption we use forces us to use 256 bytes minimum to store transaction data inside, so we may as well make use of it Smiley

Sorry if it seems like I'm advertising, just spreading facts, I'm also a StableCoin supporter too (I helped to write some stuff on the wikipedia article before it got deleted) and I'm quite interested in how artos plans to add his mixing feature.

Thanks invisibel for the extra information. Don't worry nobody is adverse to you posting on here, at least I'm not! It's good that you've done something positive to move the features forward and found what is workable from your viewpoint. As I posted over on your thread, good luck with it, nice to see development happening.
+1

invisibel seems like a solid guy. Any development like this is good for the crypto world
full member
Activity: 182
Merit: 100
FedoraCoin actually adds a 200+ byte (or character) random padding to the mixed transaction, which is then encrypted.
I didn't even intend to add it, but the RSA encryption we use forces us to use 256 bytes minimum to store transaction data inside, so we may as well make use of it Smiley

Sorry if it seems like I'm advertising, just spreading facts, I'm also a StableCoin supporter too (I helped to write some stuff on the wikipedia article before it got deleted) and I'm quite interested in how artos plans to add his mixing feature.

Thanks invisibel for the extra information. Don't worry nobody is adverse to you posting on here, at least I'm not! It's good that you've done something positive to move the features forward and found what is workable from your viewpoint. As I posted over on your thread, good luck with it, nice to see development happening.
sr. member
Activity: 336
Merit: 250
CS Student - BC Logo Guy


FedoraCoin actually adds a 200+ byte (or character) random padding to the mixed transaction, which is then encrypted.
I didn't even intend to add it, but the RSA encryption we use forces us to use 256 bytes minimum to store transaction data inside, so we may as well make use of it Smiley

Sorry if it seems like I'm advertising, just spreading facts, I'm also a StableCoin supporter too (I helped to write some stuff on the wikipedia article before it got deleted) and I'm quite interested in how artos plans to add his mixing feature.

No problem. Would you ever consider switching over to work on StableCoin? It does have better name Wink
member
Activity: 98
Merit: 10
TIPS claims to have succeeded in implementing the mixing service.
https://bitcointalk.org/index.php?topic=391192.1140
If this is true, SBC is in for a tough ride ahead.
This alleged mixing service lacks the anonymity algorithm that SBC has.  Under artos' system, there is an 80 character random chain added to each transaction to obscure the address . . . here's the description:

We still will be able to offer a better, superior product, but artos had better hustle his bustle on finishing.

Also, this is only a beta announcement.  They still are about where we are, except they are making the beta public.

Let's not surrender until the battle is engaged, at least.

FedoraCoin actually adds a 200+ byte (or character) random padding to the mixed transaction, which is then encrypted.
I didn't even intend to add it, but the RSA encryption we use forces us to use 256 bytes minimum to store transaction data inside, so we may as well make use of it Smiley

Sorry if it seems like I'm advertising, just spreading facts, I'm also a StableCoin supporter too (I helped to write some stuff on the wikipedia article before it got deleted, and also own a nice share of StableCoins) and I'm pretty interested in how artos plans to add his mixing feature.

EDIT: If artos needs any advice about adding it feel free to get in touch, I'd like to see StableCoin succeed also. I noticed a few issues with the original way he posted about how he was implementing it while I was adding the mixing feature to FedoraCoin, nothing major though, the way he plans for it still seems pretty tight. Just some small things that can turn into a real headache.
sr. member
Activity: 336
Merit: 250
CS Student - BC Logo Guy
The fat lady being somebody who drops in and says two sentences then leaves and doesn't come back until there is almost rioting in the streets. Wink
full member
Activity: 182
Merit: 100
Someone explain something to me.

On a technical basis, how is it that invisibel implemented a mixing service in such a short time (he says 24-48 hours) while Artos and others (zerocoin) have been at it for months. It surely cant be that easy. Is fedora's a "watered down" version that will not be as secure? Is this sales fluff or legit.

I think the fairest thing to say is that someone will need to review the TIPS source that will be put on github.  invisibel has already said there were some differences in implementation to that which Artos proposed due to client side requirements and some other parts he hasn't implemented yet. Looks like he is going to add multi-mixing into the now delayed release, check out the TIPS thread.

Zerocoin is a different approach again IIRC.

Hard to know the level of security testing applied to the TIPS beta so far and similar production-quality level work. It is not fair to comment as I don't have visibility of it, not because I think it falls short, just don't know the answer. Any dev will know that the hardening of an implementation like this is as much of a challenge as the functionality. Probably best to go join in on their beta IRC if you want to know more.

As Catswold says in his metaphors, the show ain't over until the fat lady throws in the towel  Grin
sr. member
Activity: 518
Merit: 251
Everybody take a deep breath.  They are now delaying implementation:

Quote
Alright guys, we've chosen to delay the public release of the mixing feature until we've added support for multi-mixing nodes, which may take a few days (but then again I told people that coin mixing would take a week or two and I had it done in less than 12 hours Tongue)
We'll probably be dropping the difficulty fix update before that though since it desperately needs fixing. Since it'll be a hard fork update make sure to watch this thread and keep up to date!

https://bitcointalksearch.org/topic/m.4899405

They are also still working on fixing their difficulty algorithm.

I'm not saying don't hedge your bets (I've done some TIPS buying today), but as I said before, let's not throw in the towel before the first bell rings.

[Now you've done it, you've got me mixing metaphors]
sr. member
Activity: 364
Merit: 250
Someone explain something to me.

On a technical basis, how is it that invisibel implemented a mixing service in such a short time (he says 24-48 hours) while Artos and others (zerocoin) have been at it for months. It surely cant be that easy. Is fedora's a "watered down" version that will not be as secure? Is this sales fluff or legit.
sr. member
Activity: 308
Merit: 251
Giga
Yes indeed, looks like TIPS beat us to coin mixing service
full member
Activity: 182
Merit: 100
We still will be able to offer a better, superior product, but artos had better hustle his bustle on finishing.

Also, this is only a beta announcement.  They still are about where we are, except they are making the beta public.

Let's not surrender until the battle is engaged, at least.

+1 for the sentiment. SBC going to need some extensive and sustained PR to accompany any SBC beta activity and launch.

Good luck to the TIPS guys though, I'm sure the dev invisibel had posted in the SBC thread before. Nice to see someone doing coin development that isn't just coingen!
sr. member
Activity: 518
Merit: 251
TIPS claims to have succeeded in implementing the mixing service.
https://bitcointalk.org/index.php?topic=391192.1140
If this is true, SBC is in for a tough ride ahead.
This alleged mixing service lacks the anonymity algorithm that SBC has.  Under artos' system, there is an 80 character random chain added to each transaction to obscure the address . . . here's the description:

Quote
When sending to this address, it will be designated as a special type of transaction. All of this will be done through a dedicated mixing tab in the client. These transactions will have an additional data field that stores an obscured version of the address you want the mixed funds to be sent to. The address will be joined with 80 characters of random data, for privacy purposes. For example:

r7ru5JaNMugN2GK4mrmVmLpSgTXXCWzeL4dGzznV6YWhxq4K2aM7Tcz6VgUNxaLJ7Jzu9fZYmHZmRE4 TsajaWXsFiQNbH8bzQygYS1UeXqgTRJZQA7

The resulting string is then encrypted, using the public key of the master node. When the master node receives such a transaction, it decrypts it using it's private key. The node then strips the first 80 characters, leaving it with the address (the bold part) to send the mixed funds back to.

When sufficient conditions have been met, the master node will create a new set of transactions to send out the now mixed funds. These transactions will be signed, encrypted, and then sent over to another node who's job is to decrypt and broadcast it. All nodes involved will be running on the TOR network. By doing it this way, we are able to obscure where the master node it.

We still will be able to offer a better, superior product, but artos had better hustle his bustle on finishing.

Also, this is only a beta announcement.  They still are about where we are, except they are making the beta public.

Let's not surrender until the battle is engaged, at least.
newbie
Activity: 56
Merit: 0
TIPS claims to have succeeded in implementing the mixing service.
https://bitcointalk.org/index.php?topic=391192.1140
If this is true, SBC is in for a tough ride ahead.

This ride won't be too long, not so much height to lose  Cool
hero member
Activity: 630
Merit: 500
TIPS claims to have succeeded in implementing the mixing service.
https://bitcointalk.org/index.php?topic=391192.1140
If this is true, SBC is in for a tough ride ahead.
newbie
Activity: 6
Merit: 0
Hopefully soon we'll get an announcement like this. Removes the Single Point of Failure, plus multiple people working on a team would help speed up the development of the mixing service and other features (like PoP) before our anon/zerocoin competitors. Not only that, restored faith in the coin would it increase the value of SBC x5-10 overnight, and in turn a re-energized Stablecoin community would be able to fast-track marketing efforts so we can get SBC on more exchanges and accepted as currency in more places.

We know a lot of you have been wondering what happened to the lead dev. Yes he's alive, and yes, so is KittehCoin. However, some changes have been made: due to several factors, the least of which being a greatly increased workload and potentially increased public visibility of the lead dev, the KittehCoin team has been expanded and restructured. This is actually GREAT NEWS for KittehCoin, as it means that several bitcointalk.org members will be working on the project continuously, rather than just one individual.
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