ECDSA Project

Simulate a blockchain (encrypted with ECDSA) with two transactions, preferably using the Java's Bouncy Castle (but other languages are acceptable too). The output should be a JSON containing the transaction and block hash, signature and other transaction details. Requirements can be found in the word document attached.

Habilidades: Bitcoin, Cadena de bloques, Seguridad informática, Criptografía, Java

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Información del empleador:
( 37 comentarios ) Singapore, Singapore

Nº del proyecto: #23516314

5 freelancers están ofertando el promedio de $101 para este trabajo


I am writing this proposal in order to work for you in Software and Web Development. We are highly trained professional developers seeking to freelance and earn online. Having a flair in programming and development I Más

$150 SGD en 7 días
(3 comentarios)

Dear Client, Thanks for your posting here. I am very interested in your project because this is my strong skill. I have developed many mobile apps for bitcoin wallets and bitcoin payments for the website. I have Más

$83 SGD en 7 días
(1 comentario)

HI I am experienced in Java Computer Security Cryptography etc I can start right now but i have few doubts and questions lets have a quick chat and get it started waiting for your reply

$83 SGD en 7 días
(0 comentarios)

I will Simulate a blockchain encrypted with an Electronic delay storage automatic calculator. I am an Electrical Engineer, I have experience of 5 years in JAVA & C++ in Software House and Electrical industries.I will d Más

$100 SGD en 7 días
(0 comentarios)

Sir, I have 7 years of experience in JAVA. I work by using spring java, Webservices,, apache CXF,, hibernate,, mirth connect. I read the attached document carefully and ready to start your work right now. Please give Más

$90 SGD en 2 días
(0 comentarios)