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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    76 jobs found, pricing in AUD
    Entropy analysis -- -- 4 6 days left
    VERIFIED

    I am looking for help in conducting analysis . This analysis will be based on average min entropy . please contact me for further details.

    $193 (Avg Bid)
    $193 Avg Bid
    12 bids
    Cryptography Questions 6 days left
    VERIFIED

    Solve 4 cryptography questions.

    $30 (Avg Bid)
    $30 Avg Bid
    6 bids
    cryptocurrency 5 days left

    i want one brand new crypto coin.

    $575 (Avg Bid)
    $575 Avg Bid
    9 bids
    Develop New Crypto currency 5 days left
    VERIFIED

    We are looking for entirely new Digital coin similar bitcoin ,ethereum ,ripple ,litecoin etc. If you are new to this technology, don't bother to bid on this project. Before bidding I'll request best expert to provide similar work if they have done any, and please avoid posting automated or duplicate proposal for this project. Selected freelancer will be given detail documentation...

    $6671 (Avg Bid)
    $6671 Avg Bid
    14 bids

    I have a pair of weakly generated RSA public key moduli that I could use a hand in factoring and solving from an online challenge. Deadline: 3 hours.

    $41 (Avg Bid)
    $41 Avg Bid
    5 bids

    Hi guys. I basically want a multi wallet with BTC, LITECOIN OR ETHER & my new altcoin. I have seen multi wallets before and basically just want a simple built in system where people can transfer my coin with btc and another major currency. The other thing to consider is that my soon to be released currency has a set price of [url removed, login to view] I need this to be simple but...

    $864 (Avg Bid)
    $864 Avg Bid
    18 bids

    This will be a clone of [url removed, login to view] coin exchange, there will be a few differences disclosed via PM. Preferred candidates will have experience in blockchain and cryptography PROPOSED MILESTONES: 1. [ ]wireframe/UI approval 2. [ ]develop on server 3. [ ]connect to exchange gemini for instant buy and sell functions using USD. 4. [ ]wallet with bitgo integrate 5. [ ]i...

    $2981 (Avg Bid)
    $2981 Avg Bid
    26 bids

    I'm looking for someone who can help me come up with the best possible solution for a project my company is doing for one of our university clients. Geeks and creative minds are most welcome! This is a programmatic task. Imagine there is a sequence of 2 million SHA256 hashes and each hash on the list is generated based on the previous one, so for example hash number 1 is: $hash1 =...

    $19422 (Avg Bid)
    $19422 Avg Bid
    20 bids

    We are looking for entirely new Digital coin similar bitcoin ,ethereum ,ripple ,litecoin etc. If you are new to this technology, don't bother to bid on this project. Before bidding I'll request best expert to provide similar work if they have done any, and please avoid posting automated or duplicate proposal for this project. Selected freelancer will be given detail documentatio...

    $2782 - $4636
    Sealed
    $2782 - $4636
    13 bids

    Hello, I had a ransomware hit my server 4 days ago, and I need an expert to help me de-crypt some encrypted files The email of hacker is sindragosa@[url removed, login to view] Please apply only if you can solve a ransomware security problem before I have a sample that I can send to check if you can de-crypt we can work together Look attached a BAT file encrypted. This .BAT file just r...

    $3169 (Avg Bid)
    $3169 Avg Bid
    4 bids

    Hello, We need a XMPP Server using OpenFire CMS / Server for both PGP + OTR communication. Where one account can be used for both PGP and OTR communication. Using "one" Domain + Server + IP address + OpenFire CMS. Server should also accept; - File Transfers - Media Transfers - Share vCards - SSL / TLS - Groupchat And of course, server should be highly secured. Ready...

    $145 (Avg Bid)
    $145 Avg Bid
    4 bids

    Please take note of the following: 1. We want our Blockchain to be compatible with all programming and coding languages just like ANTSHARES and not like ETHEREUM which works only with SOLIDITY, as this will enable us generate a larger following of users and miners. 2. We want our Blockchain to have the ability to combine gas/fees, smart contracts and DApps like in ETHEREUM and ANTSHARES. 3. We ...

    $2771 - $4619
    Sealed
    $2771 - $4619
    9 bids
    Write ICO white paper 5h left
    VERIFIED

    Expert in blockchain required to write a white paper for upcoming ICO that can explain the technical side of the idea. Architecture, design, and implementation of a blockchain environment including but not limited to the consensus layer, distributed ledger, and smart contracts layer.

    $1714 (Avg Bid)
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    23 bids
    ICO white paper -- 2 5h left
    VERIFIED

    Expert in blockchain required to write a white paper for upcoming ICO that can explain the technical side of the idea. Architecture, design, and implementation of a blockchain environment including but not limited to the consensus layer, distributed ledger, and smart contracts layer.

    $1769 (Avg Bid)
    $1769 Avg Bid
    19 bids

    1. Minimum 4 languages 2. Three fiat currencies. 3. Option of test environment (see and test software modifications without influencing real exchange) 4. Distributed shared orderbook. 5. Market Marker. (Create artificial liquidity using artificial trading accounts) [url removed, login to view] plugin for E-commerce 7. Visually pleasing, user friendly. 8. Currency conversion bar - from fiat...

    $30 / hr (Avg Bid)
    $30 / hr Avg Bid
    14 bids

    ONLY APPLY IF YOU HAVE PRIOR CRYPTOCURRENCY EXP We are looking to create (FAST) a new cryptocurrency and need an experience cryptocurrency developer that can develop/build a Bitcoin alternative coin This should be very straightforward for someone with experience in C and Bitcoin (Crypto Currency and Alt-Coins) hence the size of the project. This would be like a hybrid Litecoin with a few imp...

    $3212 (Avg Bid)
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    11 bids

    Purchase already developed bitcoin exchange site (Do not develop new) But I hope to purchase the system already developed Hope site function ==> [url removed, login to view] Bit Coin Exchange Site development and All features * admin panel * Multilingual Language System (english and Portuguese and etc..) * Site response * wallet (Be able to send and receive bit coins.) * Bit coin ...

    $2139 (Avg Bid)
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    10 bids

    I am looking for help in conducting analysis . This analysis will be based on average min entropy . please contact me for further details.

    $127 (Avg Bid)
    $127 Avg Bid
    23 bids
    Optimize a gpu miner Ended
    VERIFIED

    I'm looking at optimizing a current gpu miner looking for a good opencl contractor that understands algorithms especially crypto. AES etc..

    $312 - $936
    Featured Urgent Sealed
    $312 - $936
    8 bids

    [url removed, login to view] Initial set up a Gunbot on a VPS to buy and sell cryptocurrency ..... [url removed, login to view] were VPS Droplet was purchased..........

    $64 (Avg Bid)
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    3 bids

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