Kryptografie 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! Zaměstnat Cryptographers

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    13 zakázek nalezeno, ceny v EUR

    Female Programmer is needed for a block chain App project more info will be given after a short interview on chat, email, Skype call

    €1149 (Avg Bid)
    €1149 Průměr. nabídka
    4 nabídky

    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.

    €460 (Avg Bid)
    €460 Průměr. nabídka
    7 nabídky

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

    €568 (Avg Bid)
    €568 Průměr. nabídka
    27 nabídky

    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

    €480 (Avg Bid)
    €480 Průměr. nabídka
    10 nabídky

    Necesito buscar a alguien para que me ayude con la programación de tarjeta JCOP21-36k, para que esta misma pueda ser introducida en un terminal de ventas (POS) y que este mismo diga "Deslizar tarjeta" o pueda aprobar una transacción solo con un pin

    €486 (Avg Bid)
    €486 Průměr. nabídka
    1 nabídky

    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...

    €419 (Avg Bid)
    €419 Průměr. nabídka
    8 nabídky

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

    €1255 (Avg Bid)
    €1255 Průměr. nabídka
    11 nabídky
    ICO whitepaper writing 4 dní left
    OVĚŘENÉ

    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 Průměr. nabídka
    6 nabídky

    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 Průměr. nabídka
    7 nabídky

    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 Průměr. nabídka
    10 nabídky

    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. [pro zobrazení URL se přihlaste]

    €145 (Avg Bid)
    €145 Průměr. nabídka
    7 nabídky

    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.

    €160 (Avg Bid)
    €160 Průměr. nabídka
    23 nabídky

    my smart contract that is already deployed,so it can not be modified, now i want someone who is experience that could duplicate it but has to change transaction addresses. please bid if you can do this.

    €778 (Avg Bid)
    €778 Průměr. nabídka
    1 nabídky