Criptografía Jobs

Cryptography is the study of hiding information. It intersects the disciplines of engineering, computer science and mathematics. Cryptography is involved in securing passwords, access to sensitive material and to computer systems. If your business needs help with cryptography, you can hire freelance cryptography experts to fulfill your tasks. Start by posting your cryptography task today! Contratar a Cryptographers

Filtro

Mis búsquedas recientes
Filtrar por:
Presupuesto
a
a
a
Tipo
Habilidades
Idiomas
    Estado del trabajo
    17 trabajados encontrados, precios en EUR

    Looking for someone who can help us in - set up the full node of various coins like XRP, ETH, BTC, USDC etc. - create JSON-RPC APIs - Create a wallet address for every user - Handling of private keys - Wallet management We are working on an exchange and for that, we are looking for someone who already has experience in above-mentioned tasks.

    €45 / hr (Avg Bid)
    €45 / hr Oferta Promedio
    13 ofertas
    Customized Cryptocurrency Exchange 4 días left
    VERIFICADO

    Hello, We are interesting in launching a Cryptocurrency Exchange feature our own ERC-20 listings that would not be listed on our exchanges. As such we need our own Order Management System that could support our own network of market makers. We also need to support some of the major coin trading pairs and integrate with a major exchange for liquidity. However, this is our secondary requirement, n...

    €14237 (Avg Bid)
    €14237 Oferta Promedio
    39 ofertas

    Need an crypto currency exchange same as binance. Need bids from only who has developed same before, need a scalable project, with more than 20 to 30 currencies on launching. I am series on my project dont bid if you have not made this product will be asking you everything before assigning u the project

    €36077 (Avg Bid)
    €36077 Oferta Promedio
    25 ofertas

    A coin with its own block-chain (not a ico!) Ripple like: - Fast and fully anonymous - All coins are pre mined - You provide me with a panel that i can set coin symbol, Name, Amount of total coins and ect.. - you train me to any future maintenance if there is any. - You provide me with an explorer to the coin block chain. - Wallet (Desktop not Cloud) for pc windows that can store also other coins.

    €1100 (Avg Bid)
    €1100 Oferta Promedio
    24 ofertas

    Hi, I need the expert in Algorithm, Cryptography, Linux domain. Details will be shared later.

    €62 (Avg Bid)
    €62 Oferta Promedio
    2 ofertas

    Hi, I need the expert in Algorithm, Cryptography, Linux domain. Details will be shared later.

    €78 (Avg Bid)
    €78 Oferta Promedio
    3 ofertas

    Evaluation of different block cipher modes like ctr, cbc etc. under different attacks like cpa, cca and prove that how they are secure or insecure under different attacks. Generalized example is ctr mode is cpa secure, but we need the theoretical and mathematical proof. There would be approximately six to seven modes.

    €471 (Avg Bid)
    €471 Oferta Promedio
    9 ofertas

    I need a develop to develop a cryptocurrency exchange website for me details will be sent to you via inbox

    €875 (Avg Bid)
    €875 Oferta Promedio
    33 ofertas

    Key features For Coin Development 1 Setting up of Cryptocurrency node servers 2. Set up coin parameters 3. Generation of Blockchain 4. Coin Generation 5. Pool mining 6. Web Explorer 7. Web Wallet 8. Admin Wallet 9. Exchanger Connectivity API

    €1669 (Avg Bid)
    €1669 Oferta Promedio
    18 ofertas

    I want you to read this paper from chapter 5-8 to understand the concept... I need you to take the Use cases from the white paper ( chapter 6&7) and make them in to Yellow paper meaning, write how it will be done technically... All I need is just the technical write up of how these use cases can be achieved I want to write a yellow on the project.. What I need is just the write down of the te...

    €436 (Avg Bid)
    €436 Oferta Promedio
    10 ofertas

    I want to build smart contract of erc 20 token with all pre mined token.

    €1516 (Avg Bid)
    €1516 Oferta Promedio
    14 ofertas

    Hi, We are looking for an experienced NODE.JS developer who also understand encryption and cryptography. We need to build a digital signed service instead of using third party like hellosign etc.. Must do a POC to test the concept (paid task) The poc is to take a PDF file, and then using node.js libs digitally signed it,once ready, we will have to open it in acrobat reader and see that the signatu...

    €1136 (Avg Bid)
    €1136 Oferta Promedio
    32 ofertas
    ICO whitepaper writing 1 día left
    VERIFICADO

    I need someone to write White paper for my upcoming Decentralized news Platform which consume Blockchain technology to Broadcast and censor news items through Smart Contracts.

    €18 (Avg Bid)
    €18 Oferta Promedio
    9 ofertas

    we need a blockchain developer to fix an issue in our network. What should be fixed: - Unstable Network  - Upgrade Coin Wallets ( this mean upgrade servers and explorer and everything connected with our coin node ) We are looking for a long-term relationship, when everything is done!

    €138 (Avg Bid)
    €138 Oferta Promedio
    7 ofertas

    The application should use openssl libraries. The user upload a file to encrypt/decrypt. The application can show the performance/metrics of encryption like time and memory. The user can select the different algorithm and mode on the application.

    €144 (Avg Bid)
    €144 Oferta Promedio
    10 ofertas

    We are looking for someone that can do a full wallet re-design of a qt wallet to look something similar to the below. It should be done asap and also requires skills to be able to add a real-time graph like the example that will be getting the price of the coin and an option to see how much your coins were worth over a certain period of time. [iniciar sesión para ver URL]

    €183 (Avg Bid)
    €183 Oferta Promedio
    8 ofertas

    Just quite a simple task. The problem is I need to implement it with segwit to receive coin. The wallet can't receive coin ( not showing up in wallet for incoming coin ) but shows up in blockchain. Once you are done fixing, you will send me apk file to testnet before sending me the source code.

    €161 (Avg Bid)
    €161 Oferta Promedio
    23 ofertas