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Topic: Zerocoin, the bitcoin killer? Time will tell but I say yes - page 2. (Read 3461 times)

full member
Activity: 238
Merit: 100
The only "better" bitcoin out there as I see it is darkcoin.

It has world class developers behind it and its not just a bitcoin clone.
They take privacy and neutrality seriously, and it is not pre-mined in any way.
Jesus, I can't believe anyone buying into a coin that isn't open from day one.

Thats the only real competition to bitcoin I have found so far.
newbie
Activity: 38
Merit: 0
You do know that ZeroCoin is a protocol change to *coin?

It's not designed to be it's own crypto- currency unless the dev team has run out of patience with it being adopted and decided to fork.

From the github page:

Quote
Zerocoin: C++ lib for anonymous extension to bitcoin

They stated that they intended it to be its own coin now - zerocash, iirc. Of course it could be rolled into *coin later.

I also saw that their next paper update should be available shortly (end of Feb, supposedly, from their twitter account).

:-)

You are correct. I've just read the article:

Quote
Dr Green says that he and his colleagues were unable to gain enough support from the Bitcoin community to allow Zerocoin to operate within the ecosystem. This led them a few weeks ago to create a plan to launch a full-fledged alternative currency. The Zerocoin system will be based on the open-source Bitcoin software code, and will allow both zero-knowledge coins and Bitcoin-style public/private key coins to co-exist.

So they are forking due to lack of interest by Bitcoin.

So do I think that ZeroCoin can replace Bitcoin? No. But they will definitely swallow up SilkRoad like transactions which is good for Bitcoin.
legendary
Activity: 1540
Merit: 1000
You do know that ZeroCoin is a protocol change to *coin?

It's not designed to be it's own crypto- currency unless the dev team has run out of patience with it being adopted and decided to fork.

From the github page:

Quote
Zerocoin: C++ lib for anonymous extension to bitcoin

That's what I thought, to me Anoncoin is a more realistic option that actually seems to be making progress, for the record, I've realised I've mentioned it a number of times now and no I don't own any Tongue I would like to though.
legendary
Activity: 4060
Merit: 1303
You do know that ZeroCoin is a protocol change to *coin?

It's not designed to be it's own crypto- currency unless the dev team has run out of patience with it being adopted and decided to fork.

From the github page:

Quote
Zerocoin: C++ lib for anonymous extension to bitcoin

They stated that they intended it to be its own coin now - zerocash, iirc. Of course it could be rolled into *coin later.

I also saw that their next paper update should be available shortly (end of Feb, supposedly, from their twitter account).

:-)
hero member
Activity: 1092
Merit: 500
Life is short, practice empathy in your life
It is extremely difficult to gain traction in the crypt world and Bitcoin already has the market cornered.  Will be interesting to see what he future brings.

Black market websites might pick it up.

Bitcoin gained traction largely due to the black market community. Silk Road was a major thing in bitcoin's adoption.
hero member
Activity: 1092
Merit: 500
Life is short, practice empathy in your life
Who would ever buy a coin called ZEROcoin?  Cheesy

Meh, it sounds cool... Zero as in zero trace.  Wink
member
Activity: 98
Merit: 10
Who would ever buy a coin called ZEROcoin?  Cheesy
full member
Activity: 238
Merit: 100
Isn't zerocoin a privacy wrapper for other coins, like bitcoin?

In that case, how can it displace it?
newbie
Activity: 38
Merit: 0
You do know that ZeroCoin is a protocol change to *coin?

It's not designed to be it's own crypto- currency unless the dev team has run out of patience with it being adopted and decided to fork.

From the github page:

Quote
Zerocoin: C++ lib for anonymous extension to bitcoin
full member
Activity: 168
Merit: 100
Let them show an implementation with a somewhat usable overhead, then we'll talk.
sr. member
Activity: 364
Merit: 250
It is extremely difficult to gain traction in the crypt world and Bitcoin already has the market cornered.  Will be interesting to see what he future brings.
full member
Activity: 210
Merit: 100
As we all know by now, bitcoin is not really anonymous (though I agree it's close).  But Zerocoin is.  And Zerocoin will kill bitcoin, you mark my words.

Excerpts from a blog on Zerocoin below from The Economist.  See link for full article.
 

TonyT

http://www.economist.com/blogs/babbage/2014/01/cryptographic-currency

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Cryptographic currency
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Jan 26th 2014, 15:55 by G.F. | SEATTLE


MATT Green would like you to think of Zerocoin, a Bitcoin-like alternative currency in the process of finalising its specifications, as a bulletin board in a shared space—like an office tea room. Pin a ten-pound note to the board and you may later remove any other similar note from the board so long as you can prove that you pinned a like amount at any previous time. Such a pool of cash would launder a transaction, disconnecting the serial number on the note you pinned from the one you claimed.

Bitcoin was designed, in part, to ensure complete and permanent transparency about each transfer of value from one party to another, while uncoupling it largely from the concept of an independent identity. Researchers have shown it is possible in many circumstances with the current version of the common Bitcoin software code, widely used on servers and client software, to track transactions well enough to group them by the parties engaged. Tie that to an exchange, which converts legal tender to and from Bitcoins, or a wallet service, which stores the coins on behalf of members, and external authorities could issue warrants and finger individuals. 

Dr Green and three colleagues at Johns Hopkins University—Christina Garman, Ian Miers, and Aviel D. Rubin—released a paper in April 2013 that charted a different path relying on zero-knowledge proofs (ZKP). In Zerocoin, originally proposed as an extension to Bitcoin that could be incorporated into the currency's basic protocols, a Zerocoin is minted by a party who creates a unique serial number for a coin and then generates a random number. The two numbers are combined with a cryptographic function called hashing that is effectively impossible to reverse: only the possessor of the serial number and random number can produce the resulting hash.
 
Dr Green explains that this proof gives no insight to other parties as to which coin is possessed by the owner even though the serial number has been revealed. The random number remains private and cannot be deduced. But because the owner knows it, the ZKP provides full assurance to the rest of the currency ecosystem of that ownership as all other parties can duplicate the ZKP without knowledge of that secret number. "We are proving to you that we are talking about something that is in the set of previous transactions," says Dr Green.

Dr Green says he has no particular political agenda for Zerocoin. Instead, it's the academic delight of perfecting a system which takes Bitcoin's pseudo-anonymity into something approaching full anonymity. His group wants to sort out now how to fairly administer the early generation of coins and the like, but "if people want to go a different direction with it after it's out there, that's fine." Once the genie is out of the bottle, Dr Green doesn't plan to retain the stopper.
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