Ripple is a multi-currency payment system.

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How does ripple verify the signature?

As I understand, the client send the following information to server 1.the hash of the message, 2. public key 3. signature made by private key And the server verified the signature with the ...
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62 views

BTC to BTC trades on Ripple

I see some BTC to BTC trades on Ripple. Are these just transfers from one exchange to another? Or, is Ripple being used as a mixer?
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37 views

Ripple: How is an UNL (unique node list) constructed?

I am interested in UNL construction. If some server S is on the UNL of server T, does this imply that server T is on the UNL of server S? Or in other words if I constructed an UNL graph would it be a ...
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26 views

Ripple Consensus

I am trying to prove that this holds [cond 1] However this paper shows that the constant should be greater than 2/5 http://www.ghassankarame.com/ripple.pdf Section 8, page 10 Could someone please ...
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1answer
76 views

why banks are trying consensus algorithms like ripple

I am wondering that why do we need consensus algorithm like ripple if all the nodes in a system is honest. There won't exist an use case of double spending. I am asking this question because recently ...
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145 views

Is Ripple centralized or decentralized?

Are people still fighting about this or have they come to a consensus? Also, as of today (Sep 2015), what is the main advantage of Ripple over Bitcoin?
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79 views

What are the chances of someone coming up with a new and simple/out-of-the-box solution for the double-spending problem?

The proof-of-work solution is simple but has many drawbacks (waste of time, energy and uncertainties about its security in the future). The consensus solutions proposed by Ripple/Stellar are too ...
2
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1answer
112 views

I want to buy some xrp and hold them offline

I want to buy some ripples (xrp) and hold them offline ( I want to keep the secret key with myself rather than trusting some hosted websites). Are there any steps to do this? Is ripple trade account ...
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34 views

How does the Ripple recovery key work?

I want to understand the process that occurs when a recovery key is used with Ripple. Can anyone explain either the old process (wallet) or the new process (trade)... there was a massive change in ...
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1answer
290 views

What purpose does XRP serve in the ripple protocol?

I have been reading over this document that Ripple Labs put out. The document says that: XRP is there to provide two key functions: to prevent abuse of the system and to act as a bridge currency ...
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599 views

How does one mine Stellar

I was able to mine Ripple for a time using boinc, will Stellar offer something like this? are there other ways to mine Stellar?
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186 views

What Ripple API libraries are available?

I am wondering, what libraries are out there for communicating with Ripple through its API (either websocket or JSON RPC)?
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84 views

Bitcoin transactions over Ripple Network

I am interested in using the ripple network in conjunction with bitcoin transactions, but am curious as to interplay between the ripple ledger verification and the bitcoin blockchain verification. I ...
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33 views

RippleAPI Prepare Payment Paths object

When using ripple API Prepare Payment method. GET /v1/accounts/{:source_address}/payments/paths/{:destination_address}/{:amount} I am struggling with how should I understand paths part of response? ...
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66 views

What is the address of the servers that run the BlobVault and authd API?

I am building a native Ripple Android wallet. I understand that the BlobVault is currently centralized so what are the Ripple Labs server addresses that is safe to connect to those API servers - ...
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0answers
90 views

Ripple: only a sub-network reaching a consensus is largely enough to be decentralized&secure system?

I spent a while reading ripple protocol, specially the consensus process, the protocol works based only on a sub-network ( from a huge network) reaching a consensus for the current state, it's ...
2
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1answer
259 views

Is there a local wallet for Ripple?

The only wallet I can find for Ripple is the standard web client. I don't like the idea of always having to trust a web client with my keys. Is there a local-only client for the Ripple network? If ...
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2answers
154 views

How does Ripple ensure that transactions take place

I am struggling with some concepts in the Ripple system. As I understand it: After an American user goes to a gateway and loads $ into the Ripple system that he wants to send to Cambodia, the ...
2
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1answer
244 views

Get available exchange rates of Ripple's built-in exchange

I'm not hundred percent sure I got the whole principle of Ripple right. But as far as I could understand it is possible to deposit a currency into my ripple account/wallet via a gateway (e.g. USD via ...
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1answer
187 views

How to block a Ripple account from a Gateway's perspective?

I heard a few months back that Ripple enabled users to set their account to block other accounts from holding their IOUs. A feature probably aimed at Gateways to be able to freeze balances of blocked ...
2
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1answer
273 views

Ripple XRP value and market capitalization

I'm interested to know why Ripple's value and market cap are increasing? This is a 'utility system' that seems to counter price appreciation models/expectations (at least in my mind), yet XRP is ...
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1answer
221 views

How to set a payment in Ripple without specifying currency issuers?

I want to send IOUs from one of my accounts to another through the use of the API. Both of the accounts trust the same IOU issuer, which is a separate address. According to the Transaction Format, I ...
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1answer
71 views

Does the Ripple protocol allow listing an account's (address's) past transactions? If yes, is there a web site for this?

There are many well known sites that show balance and past transactions for a Bitcoin address, eg. blockchain.info, blockr.io etc. Does something like this exist for Ripple? Is this even possible with ...
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72 views

Ripple Singapore states -34.86 XAU balance, but RippleCharts shows 51.9 (September 2014). How come and what does it mean?

As of September 6, 2014, Ripple Singapore's (RS's) IRBA page states -34.86 XAU balance and 40 XAU in reserves. Ripple Charts (Capitalization, XAU) shows about 51.9 at this time. Why the difference? ...
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94 views

Does Ripple support Gateway interest?

I know that Ripple supports currency demurrage, as in the decrease of amount of currency one has over time. However, I am wondering if the opposite is also possible? Can one automatically program ...
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361 views

What's the size of the last Ripple ledger and the indices to search through it?

What is the size of the current ledger and all indices required to efficiently search through it or query it? Also, how will this size grow relative to the number of Ripple users? Side-question: what ...
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198 views

how can you calculate the total XRP transaction fees for an offer?

If I place an offer (say BUY 1.0 BTC, SELL 450 USD), how do I know what my expected transaction fees are? Is the transaction fee applied to the offer, or is the transaction fee applied to each ...
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108 views

Recurring micro-payments platform

I'm thinking through SaaS platform, where customers will pay little (20-50 cents) fee for daily use. My first thought was to create own internal currency and deduct customer's balance daily. But I'm ...
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30 views

How can one know which money exchanges happen in Ripple? [duplicate]

In Ripple, money can be exchanged in two ways: a payment is sent from a person to another person 2 satisfying offers fulfill each other The Ripple wiki states When an offer is placed it will ...
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2answers
177 views

What is the reason for using PoW in bitcoin?

As we know bitcoin uses Proof of Work Concept and it introduces never ending long block chain and some other issues. Why is it not designed in a way to use consensus algorithms what ripple uses? What ...
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3answers
1k views

What is the difference between Ripple and Stellar?

I went through the site but I don't see how Stellar differs from Ripple. I see that there are differences in distribution, everything is made open source from day one and the company is non profit ...
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1answer
113 views

Ripple - how to properly set flags?

At the moment I'm trying to add flags to my custom Ripple transactions that I submit through JSON RPC. However, when I send my request: { "id":1, "method":"sign", "params":[ { ...
2
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269 views

ripple consensus - mathematical certainty for all unl graphs?

It has been stated that ripple reaches to consensus with mathematical certainty. If we analyze the consensus protocol, we can see that a specific validator can have a very narrow view of the state of ...
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2answers
92 views

How to properly use PreviousTxnID in a Ripple Transaction?

At the moment I am implementing a transaction overwriting with NOPs in Ripple. I want to store information about a transaction I am overwriting inside of the NOP. Looking at the PreviousTxnID field it ...
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140 views

Ripple partial payments

I've read on the Ripple Wiki page for Transactions about partial payments. I am wondering how a partial payment would look when data is polled about an account? Would the transaction amount be ...
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70 views

Is demurrage already integrated into Ripple? If so, how does one create a demurrage currency?

The Ripple wiki has a page about demurrage currencies being a possibility in Ripple. However, it's not entirely clear whether this feature is already implemented in the server or client, and if so, ...
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96 views

Can a Ripple Transaction Sequence have gaps?

I am wondering whether a Ripple Transaction with a Sequence number that ships over a few numbers from the previous Sequence number be accepted as a valid transaction in the Ripple Network? For ...
3
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1answer
236 views

What is the best way to implement micropayments with Ripple?

I'm interested in the following use cases: Web content Voice and media traffic For the first case, it would be ideal to be able to include some sort of proof in a custom HTTP request header ...
3
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1answer
120 views

Does Ripple use an RDBMS? If so, which one?

Do Ripple servers use RDBMS? If so, which one? I think I remember reading that Bitcoin uses some sort of file database. Same for Ripple?
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166 views

Does using Ripple to accept Bitcoin reduce risk of Bitcoin fraud?

Does Ripple reduce the risk of double-spending, or other types of issues that may crop up when using Bitcoin natively?
7
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1answer
153 views

How can I use Ripple to accept Bitcoin, USD, and other currencies on my site?

I don't want to limit myself to just using Bitcoin on my site, especially when there are other interesting Alt-coins on the market. I'm pretty sure I can use Ripple to accept Bitcoin, however I'm ...
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0answers
53 views

Given secret, learn account details

I'm building a tool that uses ripple-lib on the client side and ripple-rest on the server side. For some features, I need the administrator to provide the account secret. I could prompt the user for ...
6
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2answers
543 views

How to accept payments via Ripple on a website

A web search led to Ripple.com. Is it possible to add the payments via Ripple payment to an e-commerce website? Where can i find source code to implement such Ripple payments? For example, there are ...
3
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1answer
126 views

Must I have an account with every gateway I use as an issuer?

In the Ripple Client, in order to convert to BTC, I need to select a Base Currency (it currently says BTC ???.) I searched for a Base Currency Issuer address and found how to grant trust to ...
4
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1answer
120 views

Why can't I spend my reserve XRP and delete my address from the network?

I understand the Ripple reserve system. You need some XRP in order for you to preserve your account into the Ripple network and additional XRP to assign trust line to your account. I also understand ...
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1answer
120 views

How to preserve anonymity within Ripple?

The common practice for cryptocoins like Bitcoin is to limit address reuse to preserve anonymity. This is achieved by sending the "change" of a transaction to another address and using a unused ...
3
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1answer
396 views

Ripple Distributed Consensus Algorithm

What kind of a Consensus Algorithms does ripple use? Is that a leader or leaderless distributed consensus algorithm? Then what?
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2answers
219 views

destination_tag best practices when integrating Ripple

I'm integrating Ripple with a commerce system, to accept payments to a Ripple wallet. My understanding is that the destination_tag, an integer, is the only data I can use to track a transaction. I ...
6
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586 views

“Fidor to integrate Ripple protocol”, what does that mean?

On Monday Ripple Labs announced that Fidor Bank AG will be integrating the Ripple protocol later this year. Has somebody found concrete statements what this will entail? Will Fidor Bank AG only ...
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223 views

Why does Ripple needs to have a long ledger?

Why does ripple need to maintain a long ledger? Why is it not enough to maintain only the most previous transaction details? What is the purpose of having a long history ledger?