vanitygen allows you to specify part of your bitcoin address.
2
votes
1answer
104 views
Vanitygen: Why is it easier to generate an address that starts with a capital letter?
Shouldn't it be the same?
I get a much lower length of time if i make the first character a capital letter instead of a lowercase letter, when trying to generate a public key with Vanitygen.
Has ...
3
votes
3answers
245 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
3
votes
1answer
86 views
How does vanitygen calculate difficulty?
It seems really random. 1d is 1353, 1L is 22, 11 is 256, 11L is 78508, 11x is 78508, 111 is 65536, 112 is is 1335, 113 is 1330, 114 is 1330, 1L1 is 1330.
I thought it was 58 to the power of the ...
2
votes
1answer
154 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.
...
1
vote
0answers
57 views
Is anyone mathematically adding a Brain Wallet key with a hosted wallet (like vanitygen) for extra security?
This question is inspired by how the Vanity Gen pool operates. Basically there are two sets of keys and addresses: one that is stored at the Wallet hosting provider, the other set is derived from a ...
0
votes
2answers
212 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 - ...
2
votes
2answers
143 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, ...
0
votes
0answers
132 views
oclvanitygen GPU error
When I run it normally, it asks me for a platform:
$./oclvanitygen 1tst
WARNING: Built with OpenSSL 0.9.8l 5 Nov 2009
WARNING: Use OpenSSL 1.0.0d+ for best performance
Difficulty: 4553521
Available ...
1
vote
1answer
144 views
OSX Vanitygen broken makefile
Whenever I try to install by running "make" it gives me tons of errors.
$ make
cc -ggdb -O3 -Wall -c -o pattern.o pattern.c
pattern.c:32:18: error: pcre.h: No such file or directory
pattern.c:1604: ...
2
votes
0answers
130 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 ...
2
votes
1answer
256 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
votes
2answers
81 views
Need a random seed for vanitygen; where can I obtain one?
Vanitygen has the option for a file to contain random numbers as an alternative to the built-in random number generator.
What is the correct way to generate this file on Windows, OSX? (and Linux)
...
2
votes
2answers
148 views
How can I test and verify a vanity key before I send coins to it?
I ran vanitygen and oclvanitygen on the same machine, and realized after my run that both exe's share the same output file.
I've had experience in the past where many programs append to the same TXT ...
1
vote
1answer
123 views
Do vanity addresses lower the security of my key? (reduced complexity)
Do vanity addresses somehow decrease the security of my private key?
2
votes
2answers
246 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 ...
