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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    290 jobs found, pricing in ZAR

    For a publication library Win32 app, I am looking to extract data from its proprietary and undocumented file format. * It is multilingual and precedes Unicode, most likely compressed. * The individual documents are search indexed (indices in separate files). * They are sorted into a hierarchy: Publication (file-level) > Chapter > Content. * Some publications are magazines, their hierarchy i...

    R5716 (Avg Bid)
    R5716 Avg Bid
    4 bids
    Cryptographer 5 days left

    Chronicled is the industry leader in supply chain solutions by leveraging blockchain. We want to emulate their success. We are looking for someone who knows about coding like the back of his hand. Preference will be given to those who are familiar with the Chronicled outlay. Do visit [url removed, login to view] to know their business model before applying for this job.

    R2324 - R2672 / hr
    R2324 - R2672 / hr
    0 bids

    We are looking for someone that is able to create a new POS/POW coin. We have around a 7 days deadline We have the the original code we want to fork from. But need a few changes and also the wallets and block explorer creation. Let us know your past experience in this area and how quick you are able to do this. Thank you

    R41186 (Avg Bid)
    R41186 Avg Bid
    13 bids

    Hi I'm looking for someone to make this mobile application: People can only deposit a specific cryptocurrency on the wallet (more info in pm) The wallet stores the cryptocurrency The one using the app can also pay, but when paying it converts the cryptocurrency into other cryptocurrency (for example: you convert it to Ripple or Litecoin because the shop only accepts those cryptos) It wor...

    R47529 (Avg Bid)
    R47529 Avg Bid
    17 bids

    I need a development team from punjab who works on blockchain projects with me

    R46366 (Avg Bid)
    R46366 Avg Bid
    8 bids

    Provide customer support at distinct social media web sites(discord, telegram, bitcointalk, etc). Basic knowledge about cryptocurrency, DASH and masternodes could be useful.

    R1592 (Avg Bid)
    R1592 Avg Bid
    20 bids
    crypto exchange 4 days left

    we need a crypto exchange like binance or poloniex bitfinex.

    R55976 (Avg Bid)
    R55976 Avg Bid
    22 bids

    A certain well know market place hide email addresses from sellers replacing a customers real email address with a hashed value. For example a real customer email address of [url removed, login to view]@[url removed, login to view] is shown as abc123xyz987@marketplace.com. I have obtained a large number of about 400 these email / hashed email pairs. The challenge is based on this to work out ...

    R1845 (Avg Bid)
    R1845 Avg Bid
    7 bids
    ERC20 Token Exchange 4 days left
    VERIFIED

    I have requirements of an exchange website which is purely based in erc20 tokens exchanges [url removed, login to view] I want to start with top 25 tokens now. Can you create this type of exchange or can edit your current exchange to something like this .. it is more easier... because it works on one blockchain which is ethereum only.

    R18497 (Avg Bid)
    R18497 Avg Bid
    15 bids

    Required Crypto Currency Exchange within 3 days with 15 coins

    R67535 (Avg Bid)
    R67535 Avg Bid
    14 bids

    sagemath with combinatorics, graph theory, cryptography, and number theory. I'll send you a file with more information

    R349 (Avg Bid)
    R349 Avg Bid
    5 bids

    1 Days work for an expert. Please DO NOT post a generic / Auto responser / copy & paste “contact me” / "we have 10 developers". Do Respond to 'specific points' in the Requirement Specification below in order to be considered. This is a 1st test project and there will be more work afterwards IF successful. PLEASE only apply when you meet the following requi...

    R35290 (Avg Bid)
    R35290 Avg Bid
    7 bids

    I have some problems in Applied Cryptography which i need to be resolved asap. pls see the attachment and if you can help me with this , ping me asap

    R273 - R2271
    R273 - R2271
    0 bids

    ERC20 Token and minable coins like BTC, LTC and others Reference: [url removed, login to view] Also be able to add and remove erc20 token. Implementation like IP stuff, when a user long in with different IP, google 2fa etc Questions:-- 1. How do you plan to secured investors fund? 2. How can we plan to safe the website from hackers? 3. how to add coin to pair and trade in the excha...

    R17184 (Avg Bid)
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    21 bids

    Crypto specific website. Eg. How blockchain is revolutionizing Healthcare industry.

    R226 (Avg Bid)
    R226 Avg Bid
    7 bids
    Ico Marketing 2 days left
    VERIFIED

    Looking for consultants to advice on ICO marketing. You will need be responsible for ICO strategies, marketing and launch.

    R193161 (Avg Bid)
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    14 bids

    Build the entire [secured trackless payment blockchain] with ICO, own cryptocurrency, and own wallet. Budget is USD70,000 and dateline is 4 months.

    R831238 (Avg Bid)
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    38 bids

    Looking for a blockchain architect

    R186 / hr (Avg Bid)
    R186 / hr Avg Bid
    13 bids

    I'm going to make a coin exchange. Development of electronic wallet without security problems. You need to develop your own api. [url removed, login to view] You need to create a web site with similar but high quality, original designs and features. Developers buy everything including paid themes / APIs / plugins and make everything. ★There are some important suggestions. I would...

    R127690 (Avg Bid)
    R127690 Avg Bid
    9 bids

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