Much like a vanity license plate, an address can also be chosen to include a particular word or series of characters.

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Coin address generation with Vanitygen

I want to use Vanitygen to generate addresses for all coins in coinmarketcap. I can't understand the syntax Bitcoin (BTC): $ ./vanitygen -X 5 3 -k $ ./vanitygen -X 5 31 -k $ ./vanitygen -X 5 39 -k ...
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158 views

Coin address generation for all coins

We are developing UI for coin trading. We have a plan to use all the coins present in coinmarketcap. I am greatly confused how to generate coin address for all coins. I knew that from cryptsy.com, it ...
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3answers
171 views

If Bitcoin addresses are truely random, then why are some more difficult to generate than others?

In this post TierNolan explains why 'Bitpoin' is much easier to generate than 'bitpoin', and that mainly has to do with the position (first character). But I remember that certain characters (I ...
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1answer
139 views

Does it hurt the network to reuse addresses?

There is already a question that ask why you shouldn't reuse addresses, but it's about whether or not it's a bad idea for the person who would do the reusing. I understand there are several reasons ...
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1answer
65 views

How to monitor large number of public addresses [duplicate]

I have created 10K addresses with vanitygen to deal out for transactions, Now how do I watch all those addresses for transactions and balance?
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1answer
72 views

What is vanity address?

I saw lot of questions about vanity addresses, but not sure what is vanity address. Could someone please explain? thanks.
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1answer
146 views

How would I generate a valid vanity address for destroying coins?

I want to be able to generate very long vanity addresses, with the relaxed constraint that I don't need the corresponding private key -- they only need to be valid Bitcoin addresses. How would I go ...
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3answers
87 views

What if you wanted to decrease anonymity?

My idea is to be able to build "credit" for an individual. Lenders of BTC could just use a service to check the "credit score" of a certain address of a borrower. The borrower would have to spend a ...
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1answer
280 views

Are there any limitations to vanity addresses?

I have noticed that many bitcoin addresses begin with numbers or uppercase characters. I realize that all addresses begin with the number one but can I generate an address with the second character ...
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1answer
248 views

Remove public address from my wallet [duplicate]

I have generated few fancy bitcoin addresses with vanitygen. I was looking on some webpage how-to-add the address into my bitcoin wallet. I accidentally entered the example private key instead of my ...
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1answer
982 views

Why are imported private keys stored to addressbook instead to recieving wallet?

I followed this guide to import private keys which I generated with vanitygen into litecoin-qt. walletpassphrase yourLongPassphrase 300 importprivkey yourPrivateKeyInWalletImportFormat But now - ...
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1answer
173 views

Is it a bad idea to use a bitcoin wallet address in a domain name or URL?

Aside from it forever being public and kind of marrying a business to a wallet.
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3answers
2k views

How to pre-generate 100M bitcoin addresses?

What is the best method to generate large numbers of bitcoin addresses? I imagine something like the following would break bitcoind in some fashion: ./bitcoind keypool=100000000
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368 views

Is it possible to create an address from a predefined private key?

I was not sure how to formulate the question title. What I want to achieve is the same as VanityGen and many other tools do to create an address starting with a predefined part, but with private keys. ...
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3answers
1k views

what are the chances of vanitygen address - private key pair collision?

With no random number seed specified, assuming all vanitygen runs start with specific chunk for iteration, what are the possibilities of two different vanitygen runs to end up with the same address - ...
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2answers
328 views

How easy is finding related vanity addresses?

Is it easy to find out related vanity address '1googlex' if we already know '1google' vanity address pair, than through usual vanitygen iteration process? if yes, can this be extended further, like, ...
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1answer
371 views

How to find the shortest unused FirstBits?

I am interested in generating a bitcoin address with the shortest possible FirstBits. By random trial and error I found that 1ijj1 is untaken. Is there a way to find the shortest possible untaken ...
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1answer
1k views

When importing private keys, will compressed or uncompressed format be used?

I am looking into implementing support for compressed public keys on Vanity Pool. However, I have my concerns about importing solutions into a desired vanity address under that format. From what I can ...
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1answer
831 views

What does it mean by Public Key on the Vanitygen Pool?

When I wanted to request a vanity address from https://vanitypool.appspot.com/ it asked me for my public key. I tried my main address, but it said it was too short. What should I put there?
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241 views

Vanity Mining Error?

Well after getting a new graphics card (7770) I can mine bitcoins at around 120 - 180 Mhash/s Depending if I run it at full power or not. Now I thought I would try and mine myself an address using it ...
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331 views

Why does vanitygen ban certain letters on testnet?

I'm guessing that vanitygen is more strict or has different rules than production's Base58 rules. Why are some of thse names marked not possible? C:\vanitygen>oclvanitygen -k -o ...
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1answer
720 views

How do I optimize my usage of oclvanitygen?

I'd like to extract the most performance possible from oclvanitygen. Can anyone tell me what the best practices are with this tool? Examples may include: Use operating system X, or video card Y ...
2
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1answer
502 views

What's the probability of vanity pools causing RIPEMD-160 (public key hash) collisions?

As Bitcoin vanity pools become more popular, the possibility of using that power to derive another person's Base58 public key hash becomes slightly more likely. I'd like to know if anyone has done ...
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2answers
329 views

Do vanity addresses lower the security of my key? (reduced complexity)

Do vanity addresses somehow decrease the security of my private key?
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3answers
2k views

OSX Vanitygen error: pattern.c:32:10: fatal error: 'pcre.h' file not found

I get the error below when I try to make vanitygen according to the instructions listed in "install" Error from make (short version) 27 warnings generated. cc -ggdb -O3 -Wall -c -o pattern.o ...
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2answers
1k views

How many bitcoins have been sent to Base58-invalid addresses?

Some bitcoins have been permanently lost when they are sent the the following addresses. The explanation I've found is that they contain characters that are invalid in Base58 ...
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1answer
113 views

How can I create smaller transactions? Can a vanity address make things smaller?

I'm trying to understand the relationship between a vanity address and how that relates to the size of a transaction. Is there anything I can do with my public key / address Is it possible to ...
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1answer
214 views

How to determine valid vanity address prefixes for any starting net byte?

Question inspired by this. There are some combinations letters that will never produce a valid vanity address prefix for various network bytes. For example, for net byte of 52 (Namecoin), one cannot ...
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250 views

Are there any combination of letters that a namecoin address cannot start with?

It recently came to my attention that some Namecoin addresses might not be generated at all (see https://bitcointalk.org/index.php?topic=84569.msg1370025#msg1370025 ). Namely, there are issues with ...
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3answers
338 views

Alternative uses for last five decimal places of an individual Bitcoin (0.000xxxxx)

At the current conversion rates only the first three decimal points of an individual Bitcoin can be exchanged for a USD equivalent. e.g. 0.002 BTC equals 2 USD cents. That opens up possibilities for ...
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2answers
2k views

For a non-technical person, how do I generate a ECDSA key pair easily?

I want to know because I would like to generate a vanity address at Vanity Pool.
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2answers
544 views

Is there a point to vanity addresses if a new destination address should be created per sender?

There is some advice for merchants to have a unique Bitcoin address for each incoming address. Apparently this will help associate a transaction with a sender. Since it can take a long time to ...
3
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1answer
198 views

Why does it take a different time to generate a different pattern of the same length in vanitygen?

I've been looking at generating some vanity addresses today, and I found it surprising that the program generating the address predicts that it will take a different amount of tries to compute a ...
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2answers
3k views

Can one safely buy vanity addresses from a third party without risking one's coins from being stolen?

One can easily generate vanity addresses for Bitcoin, but they can take quite awhile to generate. Outsourcing that process to someone with a strong mining rig is an option, but then one runs into the ...
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2k views

What is the longest known vanity address generated?

Anyone can generate a vanity address of arbitrary length with appropriate tools, it's just a matter of performing enough computations. What is the longest known vanity address anyone has generated?
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256 views

Does it take longer to generate an address when I stop and restart vanitygen?

I want to generate a bitcoin address. I start vanitygen, but a power loss occurs. Now I restart vanitygen. How does this affect the time to generate the address?
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8k views

How can I generate a vanity Bitcoin address?

I once found a program that was capable of creating Bitcoin addresses with specific words in them, but can't find it now. Is there a trusted program, in the Ubuntu repositories for example, that can ...
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1answer
899 views

How fast can one generate Bitcoin addresses?

Seeing as the topic of generating address conflicts comes up every now and then, I am wondering if someone looked into the problem a bit further. Has anyone measured the speed at which Bitcoin ...
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1answer
2k views

How can I use the vanity name generator to look for an address?

How do you use the vanity name generator to look for an address? Is there an estimate on how long it takes to find addresses of varying lengths and complexities?