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Topic: ► ❎ ► LEALANA PHYSICAL LITECOINS FOR SALE - RESUMING SALES!!! - page 52. (Read 133740 times)

legendary
Activity: 2492
Merit: 1473
LEALANA Bitcoin Grim Reaper
Count me in, PMed u as of now to ask a simple question, hope to hear from u soon

Answered.
newbie
Activity: 16
Merit: 0
These are just so gorgeous that I'll have to get at least one.
newbie
Activity: 10
Merit: 0
Count me in, PMed u as of now to ask a simple question, hope to hear from u soon
legendary
Activity: 2492
Merit: 1473
LEALANA Bitcoin Grim Reaper
I have published my changes to the casascius address utility on GitHub (as a fork of the original).

You can review the changes I made here: https://github.com/BitKoot/Bitcoin-Address-Utility.

Let me know if you spot any errors.


I noticed your version does not create the minikey for LTC addresses. Is this true or did I miss something?

You were correct. I was still figuring out how to get it working.

Just now I managed to get it working. I also adjusted the address details windows to work with Litecoin (some buttons on that form would assume the address type was always Bitcoin, regardles of the address type selected at the bottom).

You can check out this commit for the changes: https://github.com/BitKoot/Bitcoin-Address-Utility/commit/fb0fe2d83dbb09cd2098a9a3b73c9cae62341b52.

I looked at your code, compiled it, and ran it and the minikeys come up as invalid when input to the details page of liteaddress.org.

None of the information gets derived correctly from the test that I ran. Just an FYI.
legendary
Activity: 2492
Merit: 1473
LEALANA Bitcoin Grim Reaper
I believe there is no real value to encoding "this private key is for Litecoin" inside a private key, that exceeds the cost of maintaining the "cruft" of having a different format.  The minikey I devised for Bitcoin should be kept unmodified, the only difference is that a Litecoin address is generated instead.

This is in stark contrast to my belief that payment addresses should encode what network they're for, lest someone send their Bitcoins to a Litecoin address (aka black hole without special recovery procedures).

If there must be differentiation, then I suggest that the "S" prefix on the minikey become something else.  If you're going to do it, you might also want to throw in an improvement I've wanted to do for a while: change the derivation algorithm to scrypt instead of sha256.  For Litecoin I imagine this will be fitting.  I recommend "P" as a prefix


Currently the version I modified of your code produces minikeys with "S" as the prefix. They work the same in derivation on when input to say liteaddress.org.

All the information gets derived. I think I may end up working on that derivation algorithm eventually, but in the interest of time for now I will use the minikeys that start with prefix "S" that basically would be doing the same thing only it won't be using "P" as a prefix at this time.

I should note here that both Casascius and Coblee have been very helpful in getting me to fully understand the private-key/mini key association with a Liteocin address using Casascius' key gen source code so I could modify the code appropriately for this project. Thank you both for the insight and help here.
vip
Activity: 1386
Merit: 1140
The Casascius 1oz 10BTC Silver Round (w/ Gold B)
I believe there is no real value to encoding "this private key is for Litecoin" inside a private key, that exceeds the cost of maintaining the "cruft" of having a different format.  The minikey I devised for Bitcoin should be kept unmodified, the only difference is that a Litecoin address is generated instead.

This is in stark contrast to my belief that payment addresses should encode what network they're for, lest someone send their Bitcoins to a Litecoin address (aka black hole without special recovery procedures).

If there must be differentiation, then I suggest that the "S" prefix on the minikey become something else.  If you're going to do it, you might also want to throw in an improvement I've wanted to do for a while: change the derivation algorithm to scrypt instead of sha256.  For Litecoin I imagine this will be fitting.  I recommend "P" as a prefix
member
Activity: 113
Merit: 10
I have published my changes to the casascius address utility on GitHub (as a fork of the original).

You can review the changes I made here: https://github.com/BitKoot/Bitcoin-Address-Utility.

Let me know if you spot any errors.


I noticed your version does not create the minikey for LTC addresses. Is this true or did I miss something?

You were correct. I was still figuring out how to get it working.

Just now I managed to get it working. I also adjusted the address details windows to work with Litecoin (some buttons on that form would assume the address type was always Bitcoin, regardles of the address type selected at the bottom).

You can check out this commit for the changes: https://github.com/BitKoot/Bitcoin-Address-Utility/commit/fb0fe2d83dbb09cd2098a9a3b73c9cae62341b52.
NWO
sr. member
Activity: 392
Merit: 250
legendary
Activity: 2492
Merit: 1473
LEALANA Bitcoin Grim Reaper
I have published my changes to the casascius address utility on GitHub (as a fork of the original).

You can review the changes I made here: https://github.com/BitKoot/Bitcoin-Address-Utility.

Let me know if you spot any errors.


I noticed your version does not create the minikey for LTC addresses. Is this true or did I miss something?
member
Activity: 113
Merit: 10
I have published my changes to the casascius address utility on GitHub (as a fork of the original).

You can review the changes I made here: https://github.com/BitKoot/Bitcoin-Address-Utility.

Let me know if you spot any errors.
legendary
Activity: 2492
Merit: 1473
LEALANA Bitcoin Grim Reaper
Smoothie, you should use minikeys instead.

EDIT: I wrote a LTC minikey generator here: https://forum.litecoin.net/index.php/topic,4490.0.html

Working on it. I'm likely going to use a modified version of Casascius' bitcoin private key generator. Thanks!

you should probably publish the sources you use (and compile the thing yourself) and use it on an offline machine only?


Yup already had that in mind. Thanks for mentioning it though.

I already have a version that I had modified of Casascius' code. Compiled myself and run. But now that I'm going with the mini key route, the generation of the actual keys will be done in his code. I was mainly using it for formatting etc initially. So yes I will be publishing the source.

donator
Activity: 2772
Merit: 1019
Smoothie, you should use minikeys instead.

EDIT: I wrote a LTC minikey generator here: https://forum.litecoin.net/index.php/topic,4490.0.html

Working on it. I'm likely going to use a modified version of Casascius' bitcoin private key generator. Thanks!

you should probably publish the sources you use (and compile the thing yourself) and use it on an offline machine only?
hero member
Activity: 798
Merit: 1000
www.DonateMedia.org
These are sexy  Shocked Shocked Nice work smoothie!
legendary
Activity: 2492
Merit: 1473
LEALANA Bitcoin Grim Reaper
Smoothie, you should use minikeys instead.

EDIT: I wrote a LTC minikey generator here: https://forum.litecoin.net/index.php/topic,4490.0.html

Working on it. I'm likely going to use a modified version of Casascius' bitcoin private key generator. Thanks!
legendary
Activity: 2492
Merit: 1473
LEALANA Bitcoin Grim Reaper
hi smothie Wink

nice work
i was thinking u are only troll
u did something usefull Smiley

i would buy 4 Smiley


 Smiley Thanks.

No I am not only a troll. Times have changed and I am happy to be able to put out a project that people have interest in.

hero member
Activity: 728
Merit: 500
cryptoshark
hi smothie Wink

nice work
i was thinking u are only troll
u did something usefull Smiley

i would buy 4 Smiley
legendary
Activity: 2492
Merit: 1473
LEALANA Bitcoin Grim Reaper
Just an FYI, one goal for this project is not to continue forever on using liteaddress.org for generating Litecoin private keys/addresses but to either modify casascius' private key generator or create my own. Likely the former will be the path.

 Smiley
I have already modified the casascius private key generator to create litecoin keys. I did it for a different project. That project got cancelled by the initiator, but I still have the modified private key generator lying around. Send me a PM if you are interested.



Thank you!
member
Activity: 81
Merit: 1002
It was only the wind.
Smoothie, you should use minikeys instead.

EDIT: I wrote a LTC minikey generator here: https://forum.litecoin.net/index.php/topic,4490.0.html
member
Activity: 113
Merit: 10
Just an FYI, one goal for this project is not to continue forever on using liteaddress.org for generating Litecoin private keys/addresses but to either modify casascius' private key generator or create my own. Likely the former will be the path.

 Smiley
I have already modified the casascius private key generator to create litecoin keys. I did it for a different project. That project got cancelled by the initiator, but I still have the modified private key generator lying around. Send me a PM if you are interested.

legendary
Activity: 1792
Merit: 1008
/dev/null
Just an FYI, one goal for this project is not to continue forever on using liteaddress.org for generating Litecoin private keys/addresses but to either modify casascius' private key generator or create my own. Likely the former will be the path.

 Smiley
why not simply vanitygen? that would be the best way
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