Cryptography 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! Hire Cryptographers

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    12 jobs found, pricing in USD

    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 .

    $288 (Avg Bid)
    $288 Avg Bid
    6 bids

    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.

    $2392 (Avg Bid)
    $2392 Avg Bid
    28 bids

    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.

    $2161 (Avg Bid)
    $2161 Avg Bid
    19 bids

    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...

    $1319 (Avg Bid)
    $1319 Avg Bid
    31 bids

    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....

    $811 (Avg Bid)
    $811 Avg Bid
    24 bids

    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.

    $30 (Avg Bid)
    $30 Avg Bid
    11 bids

    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 Avg Bid
    16 bids

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

    $139 (Avg Bid)
    $139 Avg Bid
    5 bids

    I know where the notes are, they are stored in a encryptedencoded format in one of the tables. I can extract them but the ascii text that makes the note data is all encoded by some hash or something. I need someone who is familiar with the method used to encode the data and can provide a method to decode DO NOT BID IF YOU HAVE NEVER WORKED WITH THIS APPLICATION AND JUST THINK YOU CAN DECODE ANYT...

    $25 (Avg Bid)
    $25 Avg Bid
    1 bids
    Add our coin to exchanges 1 day left
    VERIFIED

    we would like to get listed in famous exchanges. Tell us your bid and the exchanges you can do it. Remember we should get listed to release money.

    $30 (Avg Bid)
    $30 Avg Bid
    3 bids
    Yiimp coin setup 15h left
    VERIFIED

    solve a specific problem in yiimp pool script. script installed fix problem

    $30 (Avg Bid)
    $30 Avg Bid
    2 bids

    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 Avg Bid
    23 bids

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