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! Thuê Cryptographers

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    I need a team to build a web-based payment gateway, that can send and request FIAT & CRYPTO MONEY. Fiat refers to credit and debit cards. Crypto refers to BTC, ETH, XLM. I need your team to build the front-end, and your team to find the best backend crypto/fiat processing system (whitelabel/3rd party). DO NOT APPLY IF YOU NOT FAMILIAR WITH PAYMENT.

    $7869 (Avg Bid)
    $7869 Giá đặt trung bình
    28 lượt đặt giá

    I need someone who has experience in deploying peatio for a crypto currency exchange. You must have proof of such works to see and be able to show evidence that work was done by you, you must also be able to provide long term support. Only those with relevant portfolio should apply and can deliver 5 days to 10 days of work. You must begin immediately, so if you are busy don't apply. No time w...

    $2725 (Avg Bid)
    $2725 Giá đặt trung bình
    5 lượt đặt giá
    Setup Mining Server For sCrypt Altcoin 5 ngày left
    ĐÃ XÁC THỰC

    Looking for someone to setup a small mining server for a sCrypt altcoin listed here: [đăng nhập để xem URL] Difficulty = 434.693 Recommend a server / provider that can also be used for the server. Must have previously worked with mining sCrypt coins before.

    $169 (Avg Bid)
    $169 Giá đặt trung bình
    4 lượt đặt giá

    As the code is too big, I will post a link where the whole code is posted - [đăng nhập để xem URL] So this code has some kind of encryption on line 997, [đăng nhập để xem URL](q + _ + M + O + F + B + P + R) redirects me to another website which then checks some parameters and redirects me to 3rd website. This is very beautifully encrypted and I want to decrypt it. Please only reply if you can do ...

    $54 (Avg Bid)
    $54 Giá đặt trung bình
    7 lượt đặt giá

    A Class report is a report to describe a cryptography algorithm, this report focuses on the algorithms mechanism and an example to explain the mechanism. The report covers one of the following: Lattice-Based Cryptography (You need to go through Vector Space first) Quantum Cryptography Post-quantum Cryptography Blowfish Twofish MARS DEAL, a Feistel cipher using DES as the round function The Tiny...

    $59 (Avg Bid)
    $59 Giá đặt trung bình
    15 lượt đặt giá

    I am looking for someone that's creative honest with a solid business and Crypto law background. I will be launching an ICO, so I need the right person to write me a white paper. My platform will be serving the globe but will be focusing on the (Middle-Eastern, Gulf-Region, North-African, and Turkish Market.) This is your chance to write something great and potentially become part of the team...

    $239 (Avg Bid)
    $239 Giá đặt trung bình
    27 lượt đặt giá

    I want to do the simplest ICO ever. I want to take an asset (say a painting of mine, or my house, or my car), and pledge it to a digital coin offering. Whoever owns this coin owns the asset (and all distributions from the asset - say the painting sells at auction for $1mm dollars - then all holders of coins would get a distribution of cash). So I need someone to: Launch the coin on an exchange. I ...

    $1479 (Avg Bid)
    $1479 Giá đặt trung bình
    22 lượt đặt giá

    I want to buy an exchange wallet app please, if you have completed one before and you have the source codes, you can easily edit the UIs with what I would give you and then I buy it, please I need this in 24 hours at least and would like to work more with you guys after this is completed for me,don't message me if you don't have what needed .

    $269 (Avg Bid)
    $269 Giá đặt trung bình
    7 lượt đặt giá

    I am looking for blockchain developer, not agency. You have to have wide and deep experience in masternode and Pivx. The details will be shared via interview.

    $2367 (Avg Bid)
    $2367 Giá đặt trung bình
    30 lượt đặt giá

    I am looking for blockchain developer who has wide and deep experience in masternodes and Pivx. If you have worked on Pivx, do not hesitate to contact me. The details will be shared in interview.

    $2118 (Avg Bid)
    $2118 Giá đặt trung bình
    21 lượt đặt giá

    We are looking for an expert with proofed experience on building and installing the Signal server sources by Open Whisper Systems on an Ubuntu Linux system and integrate that server with both Android and IOS platforms of the signal app. Name of the application and icon of the apps need to be changed, the have to be to Google play and app store as hidden apps not public. A sample code using the S...

    $1317 (Avg Bid)
    $1317 Giá đặt trung bình
    32 lượt đặt giá

    I want to develop a app like coinbase and Bianance app whereby exchanges can be carried out I need this done in under 72 hours, don't send me offer if you don't have any other exchange apps you have built before and we make an edits to it with my UI designs, Waiting....

    $834 (Avg Bid)
    $834 Giá đặt trung bình
    25 lượt đặt giá

    I have a plain Text with me, and I need that to be converted to a ciphertext and that cipher text has to be converted back to plain text. All this should be done by using AES encryption. All the process should be explained clearly on a document for every round. I need this ASAP.

    $28 (Avg Bid)
    $28 Giá đặt trung bình
    13 lượt đặt giá

    Take a sample of Plain text, encrypt this plaintext step by step using AES, you must show each step how it has been done with all tables and codes, till you generate the Ciphertext. the reverse your work step by step until you generate the Plaintext Your plaintext is: “Here you can encrypt a block of bytes with a key using the popular Advanced Encryption Standard cipher” . All the inte...

    $33 (Avg Bid)
    $33 Giá đặt trung bình
    15 lượt đặt giá

    I need a skilled Cryptographer to help me solve an encrypted puzzle.

    $124 (Avg Bid)
    $124 Giá đặt trung bình
    6 lượt đặt giá

    I need a Crypto expert for my current projects. If you have knowledge please bid. Details will be shared in message with the freelancers.

    $114 (Avg Bid)
    $114 Giá đặt trung bình
    23 lượt đặt giá