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! Cryptographers 분야 채용

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    have a look at the attachment to understand what i need and please let me know what can be done and what can not be done with ERC20 contract. The final contract and features should look like as the attachment.

    $213 (Avg Bid)
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    5 입찰

    We need a script for e currancy exchnage description below in some points 1: Dashboard 2: Multicurrancy Wallet (USD, GBP, Bitcoin Etc.....) 3: ADD,Withdrawal,Send Money 4: Assign Virtual Card only use On our platforms 5: Deposit,Withdrawal and Send Money Automation 6: Escrow Service 7: KYC Verification System 8: 2FA Verification On Login And Registration 9: Bonus Program 10: Live Chat Management ...

    $2946 (Avg Bid)
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    17 입찰
    Cryptography in Java 6 일 left
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    I need someone who is good in both cryptography and Java to work on some task. You will be required to work on some stuff such as diffie-hellman key exchange, el-gamal, RSA, etc.

    $115 (Avg Bid)
    $115 평균 입찰가
    10 입찰

    I'm looking for a PHP code to generate Litecoin and Dash addresses from XPUB. I currently have the code to generate Bitcoin addresses. This library supports other cryptocurrencies, including Dash and Litecoin.

    $216 (Avg Bid)
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    7 입찰

    THERE ARE THREE OR FOUR MINOR ERRORS INT THE CSE PROJECT. LOOKING FORWARD TO OVERCOME THOSE ERRORS

    $11 (Avg Bid)
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    7 입찰

    I need some bitcoin balance in my wallet..is there anyone can transfer bitcoin worth $70 I ll pay $100 to him/her. BID PRICE $100

    $107 (Avg Bid)
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    4 입찰

    I know how to create a custom stellar token it takes like 10 minutes or so , i can provide quantity token symbol and token name and will give you logo for it and also base stellar i.e 75+75 for issue and distribution account so that you can make the token public.

    $25 (Avg Bid)
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    1 입찰

    I need a custom bustabit betting script. I have a current one attached that is very basic. I dont want a martingale. I want the bets to go up 2 units when I lose and down 1 unit when i win. This will continue until I am in profit even 1 bit more than when I was at the start of the sequence. It will restart at the base bet every time it is in profit.

    $85 (Avg Bid)
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    2 입찰
    IOS VOD Support 18 시간 left
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    Hello, I am looking for someone who has experience with iOS encryption for offline video on demand. I need the necessary information to decrypt VOD files such as the mp4 key and iOS device's UID key. I need assistance with those keys correctly to decrypt VOD MP4 files. (such as mp4decrypt or openssl) Price can be negotiated upon understanding of my request. Thank you

    $610 (Avg Bid)
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    7 입찰