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 Cryptographers

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    16 trabalhos encontrados, preços em EUR

    I just want a simple PHP library that can generate ZIP32 master keys, then derive valid Zcash Sapling payment addresses and the necessary view/spend keys. I'm sure for someone with experience in writing crypto related code this is very easy. Library should be in pure PHP. Here's the spec: [fazer login para ver a URL] [fazer login para ver a URL] [fazer login para ver a URL]

    €303 (Avg Bid)
    €303 Média
    6 ofertas

    Overview will be about cryptography, more detail will be given in chat

    €62 (Avg Bid)
    €62 Média
    39 ofertas
    Ethical hacking 5 dias left

    Need to track activities of some profiles

    €25 / hr (Avg Bid)
    €25 / hr Média
    3 ofertas
    cryptography 5 dias left

    1) Using any programming language of your choice implement the Frequency analysis attack to break a vigenere cipher that is using a key of length 2. 2) Specifications: The program should take one input file which contains the text to decrypt. Assuming that the Vigenere cipher is repeating a key of length 2, write the code to break the cipher and output the two letter key and the plaintext to stdo...

    €27 (Avg Bid)
    €27 Média
    2 ofertas

    He have this library in python: [fazer login para ver a URL] I want to create a ruby library with same methods, same variable names, same everything but in ruby instead of python. The code also should be prepared to publish the library in gem. Requirement: Ruby 2.0+

    €183 (Avg Bid)
    €183 Média
    12 ofertas
    Project CRP159 4 dias left
    VERIFICADO

    Cryptography Currency Developer/Technical Writer and Financial Systems Expert needed to write an in depth technical White Paper about a newly to be developed Cryptography Currency Concept. The original peer to peer currency white paper will need to be studied as a large portion of the concept involves some of the information enclosed. Zero plagiarism will be tolerated. You must be good in English.

    €196 (Avg Bid)
    ADC
    €196 Média
    12 ofertas

    i am looking for the help on cryptography task more details i will send via chat

    €28 (Avg Bid)
    €28 Média
    4 ofertas

    i am looking for help on some cryptography related task and its very simple

    €25 (Avg Bid)
    €25 Média
    4 ofertas
    Ethical Hacking 3 dias left

    Need someone for security tests, more info through messages

    €113 (Avg Bid)
    €113 Média
    23 ofertas

    El proyecto a desarrollar incluye lo mencionado en el nombre; para estar en posibilidad de revisar una propuesta debera de realizarse un documento que incluya 1.- las caracteristicas principales de cada elemento 2.- El time line del desarrollo, 3.- Los entregables 4.- El costo por cada entrega 5.- los requerimientos de nuestra parte.

    €1964 (Avg Bid)
    €1964 Média
    17 ofertas

    I need a code that builds a rfc 5755 in any language, preferably in Python. Or solve this for me: [fazer login para ver a URL]

    €44 (Avg Bid)
    €44 Média
    1 ofertas

    The task is to fasten the API of cryptocurrency exchanges to the existing system. With emphasis on speed (multiple connections, synchronization of events of different kinds) and stability. Number of exchanges-10 + pieces. In the future, it is possible to switch to other tasks related to high-frequency trading. Requirement to candidates: - good knowledge of C# - experience in developing multi...

    €41 / hr (Avg Bid)
    €41 / hr Média
    25 ofertas

    Need someone who can promote my telegram crypto signals channel and help me in growing it ....I need real and authentic crypto based members only....those members should be interested in crypto....so I need crypto related promotions only for my telegram channel !

    €19 (Avg Bid)
    €19 Média
    1 ofertas

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

    €19 - €157
    Secreto
    €19 - €157
    6 ofertas

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

    €19 - €157
    Secreto
    €19 - €157
    7 ofertas
    Crypto expert required.. 3 dias left
    VERIFICADO

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

    €6 - €63
    Secreto
    €6 - €63
    37 ofertas