[Bounty] Sign & Verify Message in Java

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Topic: [Bounty] Sign & Verify Message in Java (Read 992 times)

piuk (OP)

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[Bounty] Sign & Verify Message in Java

January 06, 2013, 01:18:22 AM

Looking for someone to implement Bitcoin-Qt's sign and verify message functionality in Java. Using either bouncycastle or the Java SE crypto libs.

15 BTC bounty.

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Mike Hearn

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Re: [Bounty] Sign & Verify Message in Java

January 06, 2013, 12:43:52 PM

Anyone who attempts this should note that it'll require you to implement ECDSA key recovery:

https://github.com/sipa/bitcoin/commit/6e223c405988a1002eeeee69db88a1128a38b0a3

jim618

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Re: [Bounty] Sign & Verify Message in Java

January 06, 2013, 01:08:27 PM

Preferably open source as sign-and-verify would be very useful in MultiBit too.

MultiBit HD Lightweight desktop client. Bitcoin Solutions Ltd Bespoke software. Consultancy.

Mike Hearn

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Re: [Bounty] Sign & Verify Message in Java

January 06, 2013, 10:45:27 PM

I implemented this in bitcoinj and claimed the bounty.

jim618

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Re: [Bounty] Sign & Verify Message in Java

January 07, 2013, 08:02:19 AM

Nice one Mike !
:-)

MultiBit HD Lightweight desktop client. Bitcoin Solutions Ltd Bespoke software. Consultancy.

Jouke

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Re: [Bounty] Sign & Verify Message in Java

January 07, 2013, 09:48:40 AM

Quote from: Mike Hearn on January 06, 2013, 10:45:27 PM

I implemented this in bitcoinj and claimed the bounty.

\o/ nice!

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