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About Cryptography
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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    13 jobs found, pricing in GBP
    Hash algorithm identification 6 days left
    VERIFIED

    Hi dears, Need your assistance! We lost contact with our ex developer and now facing the problem with serials generation... Old software generate pairs serial/ hash like this one serial: 1006438049976566 hash: 10DD2AE6AACFF75230 We can provide lots of pairs like above if needed and any additional info on your request. All the best and thanks!

    Algorithm Assembly C++ Programming Cryptography Mathematics
    £363 (Avg Bid)
    £363 Avg Bid
    13 bids
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    Multi-GPU integration into Onion Address Generator 5 days left
    VERIFIED

    I need you to modify software called Scallion. This software uses GPUs to create vanity GPG keys and .onion addresses. ( for TOR Hidden Services). I would like to add better performance, better user interface and ease of installation ( currently different versions of windows have system files missing. would like them added into the program. Also would like the software to use multi GPUs in one ins...

    C Programming C++ Programming Cryptography GPGPU Windows Desktop
    £69 (Avg Bid)
    £69 Avg Bid
    2 bids
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    Networking Based Project 5 days left
    VERIFIED

    Combined Technique of Cryptography and Steganography.

    Computer Security Cryptography Network Administration Research Telecommunications Engineering
    £95 (Avg Bid)
    £95 Avg Bid
    16 bids
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    Automatically converting C/ C++ program to OpenCL 4 days left

    Hello, I need a program that does Bitcoin and Ethereum hashing operations and then compares result to Bloom Filter, all done on GPU (using CPU only for output and input value incremention). NB : For a considerable time gain, this project can be tailored to my requirements: Gitub project: [login to view URL] For Ethereum : - Private Key with Sequental Decrementing Mode (brute force, using t...

    C Programming C++ Programming Cryptography GPGPU OpenCL
    £110 (Avg Bid)
    £110 Avg Bid
    3 bids
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    cryptography architect 4 days left

    We need architecture help on a crypto project. The right person will be knowledgeable with SHA, HMAC, RSA, and AES. The short-term project may evolve into more. Funded non-government start-up.

    C Programming Computer Security Cryptography Engineering Java
    £41 / hr (Avg Bid)
    £41 / hr Avg Bid
    23 bids
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    Cryptocurrency Upgrade With ALL WALLET VERSIONS 3 days left

    I need to upgrade this fork of Litecoin: [login to view URL] A new repository with new github account needs to be created. THIS PROJECT REQUIRES ALL WALLET VERSIONS TO BE UPGRADED to reflect the most recent changes to the Litecoin Core. In addition to upgrading ALL wallet versions to reflect the most stable version of Litecoin, I will need a blockchain explorer and a basic website completed. I wi...

    Android Blockchain Cryptography iOS Development Qt
    £1112 (Avg Bid)
    £1112 Avg Bid
    28 bids
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    Python & Cryptography 2 days left
    VERIFIED

    Python & Cryptography. Given functions with some pieces of data. Find message

    Cryptography Machine Learning Python
    £19 (Avg Bid)
    £19 Avg Bid
    14 bids
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    Crypto QT wallet Re-design 2 days left
    VERIFIED

    We are looking for someone that can do a full wallet re-design of a qt wallet to look something similar to this. [login to view URL]

    Bitcoin Blockchain C++ Programming Cryptography Qt
    £490 (Avg Bid)
    £490 Avg Bid
    22 bids
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    i need a blockchain and a cryptocurrency like particl.io 1 day left

    i need a blockchain and a cryptocurrency like [login to view URL] But my coin will have extra functionality

    Bitcoin Blockchain Cryptography Ethereum Programming
    £4382 (Avg Bid)
    £4382 Avg Bid
    17 bids
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    Compile me "Keccak 256" hash algorithm for AS3 1 day left
    VERIFIED

    There are variety of cryptographic libraries for flash but I couldn't find any Keccak 256 algorithm. So I'm looking for someone who can compile "Keccak 256" hash algorithm in ActionScript class format.

    ActionScript Adobe Flash Cryptography Ethereum Javascript
    £209 (Avg Bid)
    £209 Avg Bid
    6 bids
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    Build online Web browsers SSL and servers Certificate Authority Application server 1 day left
    VERIFIED

    I looking for Java/Spring/MongoDB Developer have strong skills in Building COnline PKI Web browsers SSL and servers Certificate Authority Application server. Regards

    Algorithm Cryptography Java Software Architecture Website Design
    £296 (Avg Bid)
    £296 Avg Bid
    7 bids
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    Bitcoin Auto Mining 20h left
    VERIFIED

    I need a professional expert to setup bitcoin auto mining By applying this, you are agreed that you will deliver proposal, attend interview and need to sign NDA about not reuse or publish or share the code or part of the code to others. ---------------------------------------------------------------------------------------------------------------------- Please develop proposal (max 3 pages) sho...

    Bitcoin Blockchain Cryptography Data Mining Ethereum
    £327 (Avg Bid)
    £327 Avg Bid
    16 bids
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    Smart Contract developer Ending left

    I am looking for senior smart contract developer having experience in ICO, token and smart contract, dapp development This will be the long term position. We are building e-sports platform and we are going to integrate blockchain technologies to our platform. You should answer our some questions, this is for selecting right candidate. please have a look our questions and bid here with answers I...

    Bitcoin Blockchain C++ Programming Cryptography Ethereum
    £18 / hr (Avg Bid)
    £18 / hr Avg Bid
    38 bids
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