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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! Palkkaa Cryptographers

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    51 työtä löytyi, hinnoittelu EUR

    I need an experienced Full Stack Blockchain Developer who can advise on and help launch a new crypto, based on Ethereum or another blockchain.

    €1053 (Avg Bid)
    Salassapitosopimus
    €1053 Keskimäär. tarjous
    13 tarjoukset
    Promote a crypto DeFi token like Cake 6 päivää left
    VARMENNETTU

    We are working on a mighty DeFi token that will challenge Pancake. It will also be used in the real estate industry, specially within the development ecosystem. If you are familiar with Pancake and how to market it, promote it and create a huge following for it, you will be the right person we are looking for. The Token will be effectively used for the real estate development industry where hundr...

    €300 (Avg Bid)
    €300 Keskimäär. tarjous
    7 tarjoukset
    Need Crypto Exchange 6 päivää left

    Helo We need crypto exchange similar to . If you have already build product then bidd, if not then plz do not bid. Thanks

    €1947 (Avg Bid)
    €1947 Keskimäär. tarjous
    4 tarjoukset

    I’m looking for a developer to help creat an app to exchange crypto between p2p or by directly of the exchange.

    €56 (Avg Bid)
    €56 Keskimäär. tarjous
    1 tarjoukset

    i want a little guy who can snipe token launch in exchanges like pancakeswap, uniswap, quickswap... and I also need to be able to make buy and sell orders. the owner has to be able to adjust in several parameters such as slippage, token contract, gas fee, amount to buy, wallet, router address ... no problem about money i want a good tool, its all!

    €2299 (Avg Bid)
    €2299 Keskimäär. tarjous
    13 tarjoukset
    java encryption 6 päivää left
    VARMENNETTU

    hi, this is a small project, I'm have coded a program and I'm not getting the expected output for my encrtpt was wondering If you can help me to fix my decrypt so it is working as expected?

    €17 (Avg Bid)
    €17 Keskimäär. tarjous
    7 tarjoukset

    We are looking for full stack developers for BEP20 smart contract You must have experience with Cryptocurrency, smart contracts, Binance API, also you must have experience to develop secure website having all the Crypto protocols to create a Crypto Exchange system like PancakeSwap. [kirjaudu nähdäksesi URL:n] [kirjaudu nähdäksesi URL:n] [kirjaudu nähdäksesi URL:n]

    min €41 / hr
    Mainostettu Sinetöity Salassapitosopimus
    min €41 / hr
    3 tarjoukset
    Create me an Altcoin 5 päivää left
    VARMENNETTU

    I would like to create a crypto coin for my community of customers as a reward. I want to be able to give new customers this coin that they can hold in any common crypto wallet, and I want to be able to have the ability where miners can mine for my coin. I don't want something complicated or a freelancer who is looking to make it rich off the start. This is merely a personal project for our c...

    €8 / hr (Avg Bid)
    €8 / hr Keskimäär. tarjous
    7 tarjoukset

    I am aiming to produce cryptocurrency hardware wallet. ( e.g ledger, trezor ) Ideally what I want to achieve: 1- USB like hardware to store the software/solution to be built 2- Software/Solution to support the most common crypto-currencies as a wallet, allow receive and send 3- Source code is to be open-source 4- Web Application ( chrome compatible ) where you can see your coins in dashboard, do...

    €2052 (Avg Bid)
    €2052 Keskimäär. tarjous
    9 tarjoukset
    Solana blockchain developer 4 päivää left
    VARMENNETTU

    We are looking for someone with knowledge and preferably experience of developing with Solana blockchain.

    €8 - €411
    €8 - €411
    0 tarjoukset

    Create a crypto currency and listed on Binance or icodrops

    €16 / hr (Avg Bid)
    €16 / hr Keskimäär. tarjous
    6 tarjoukset
    Programming -- 3 4 päivää left

    We are looking for a 3 match (candy crush) type clone but with cryptocurrency coins as the candy we would nominate the coin design, color and labels. for instance a gold coin with a B on it for bitcoin, a silver coin with a blace diamond on it for ethereum and a black coin with our red flame for our coin as well as a few more. Money value: we also want any upgrades in the game to be only paid for ...

    €2465 - €4108
    €2465 - €4108
    0 tarjoukset

    I need you to write a Whitepaper for our crypto project that is unique and attractive for marketing our Crypto project.

    €164 (Avg Bid)
    €164 Keskimäär. tarjous
    11 tarjoukset

    NON-FICTION. I'm looking for someone who has a strong interest in the crypt/blockchain technology. Someone who might be in agreement with the idea that crypto/blockchain should remain a open source industry with no patents and wealth controling the direction of the industry. Please don't waste your time reaching out if you have no interest in open source (Zero patents) crypto blockchain ...

    €1313 (Avg Bid)
    €1313 Keskimäär. tarjous
    16 tarjoukset
    Looking Cardano Expert 3 päivää left
    VARMENNETTU

    Looking Cardano Expert. bid only if you are Developer

    €8 - €205
    €8 - €205
    0 tarjoukset
    Cryptography Basic concepts 3 päivää left
    VARMENNETTU

    I am looking for freelancer who can help me solve basic crypto questions. Ping me if you can do this. I will share the details in chat. It is an urgent work!!

    €16 (Avg Bid)
    €16 Keskimäär. tarjous
    1 tarjoukset
    Create a Custom Blockchain For Me 3 päivää left
    VARMENNETTU

    I’m needing a professional and bug free developer who can create a customized block chain for me and create my own cryptocurrency. This programmer will be professional, honest, diligent, and understanding to my needs.

    €553 (Avg Bid)
    €553 Keskimäär. tarjous
    20 tarjoukset

    Simple! approx. 1 hours worktime. Buget is $50 USD I want a .csv created and uploaded from a template from CoinTracker for Wirex transactional history. CoinTracker is a cryptocurrency tax site and Wirex is a crypto exchange. Experience with uploading manual transactions to CoinTracker is essential. I can send .xls files and you can test in a FREE account with CoinTracker. Template attached fro...

    €51 (Avg Bid)
    €51 Keskimäär. tarjous
    6 tarjoukset

    Simple! approx. 1 hours worktime. I want a .csv created and uploaded from a template from CoinTracker for Wirex transactional history. CoinTracker is a cryptocurrency tax site and Wirex is a crypto exchange. Experience with uploading manual transactions to CoinTracker is essential. I can send .xls files and you can test in a FREE account with CoinTracker. Template attached from CoinTracker and...

    €81 (Avg Bid)
    €81 Keskimäär. tarjous
    5 tarjoukset
    New cryptocurrency 3 päivää left
    VARMENNETTU

    Dear Freelancers, We will need to develop a new cryptocurrency, Basically it will be on ethereum, 100% pre-mined, and we will reward users through out an application after making certain activities. Please quote us to connect, customize the application.

    €588 (Avg Bid)
    €588 Keskimäär. tarjous
    19 tarjoukset

    Implementasi algoritma Chacha20-Poly1305 pada simulasi pengiriman pesan publisher-subscriber MQTT. Dibutuhkan segera ahli yang ahli di bidang Cryptography, MQTT dan bahasa Pemrograman PHP atau Python, diselesaikan dengan cepat paling lama seminggu. Hanya butuh memprogram ulang algoritma Chacha20-Poly1305 agar dapat memanggil fungsi enkripsi dan dekripsi chacha20-poly1305 pada pengiriman pesan MQT...

    €25 - €205
    €25 - €205
    0 tarjoukset

    We are hiring a third-party developer to develop an NFT Marketplace for us. We need a blockchain backend expert who could audit/evaluate the backend of the platform that we are going to purchase in order to ensure us that the platform is reliable.

    €25 / hr (Avg Bid)
    €25 / hr Keskimäär. tarjous
    26 tarjoukset

    Hello to all freelancers I hope you are all well and in perfect health Greetings and best regards I want to make a digital currency Programmer who has serious knowledge of cryptocurrencies,, even better if he/she knows platforms For Example like Binance, Bittrex and Kucoin and ETC Because soon we want to list in exchange offices So it has to have several capabilities, which I will summarize few ...

    €1090 (Avg Bid)
    €1090 Keskimäär. tarjous
    9 tarjoukset

    I need an Android app. I would like it designed and built. it must be readymade solution without any bugs.

    €285 (Avg Bid)
    €285 Keskimäär. tarjous
    3 tarjoukset

    I have found an old [kirjaudu nähdäksesi URL:n] file and need to know what type of coin is in there.

    €34 (Avg Bid)
    €34 Keskimäär. tarjous
    1 tarjoukset
    we need a crypto currency Wallet 2 päivää left
    VARMENNETTU

    I need an Android app. I would like it designed and built.

    €609 (Avg Bid)
    €609 Keskimäär. tarjous
    10 tarjoukset

    Looking for someone who has a strong understanding of Cryptographic concepts and algorithms. Eg. PKI, Ciphers, Encryption, Decryption, Diffie-Helmen Key Exchange, Hashing and Digital Signatures etc. Have quick and urgent work to do be done by today, it will probably take no longer than 1 hour to complete. Budget and time is fixed. Do pm me for more info.

    €22 / hr (Avg Bid)
    €22 / hr Keskimäär. tarjous
    2 tarjoukset

    Looking for someone who has a strong understanding of Cryptographic concepts and algorithms. Eg. PKI, Ciphers, Encryption, Decryption, Diffie-Helmen Key Exchange, Hashing and Digital Signatures etc. Have quick and urgent work to do be done by today, it will probably take no longer than 1 hour to complete. Budget and time is fixed. Do pm me for more info.

    €24 / hr (Avg Bid)
    €24 / hr Keskimäär. tarjous
    3 tarjoukset

    Looking for someone who has a strong understanding of Cryptographic concepts and algorithms. Eg. PKI, Ciphers, Encryption, Decryption, Diffie-Helmen Key Exchange, Hashing and Digital Signatures etc. Have quick and urgent work to do be done by today, it will probably take no longer than an hour to complete. Budget and time is fixed. Do pm me for more info.

    €25 (Avg Bid)
    €25 Keskimäär. tarjous
    1 tarjoukset

    Would like to speak to software developers who can create a Bitcoin mining bot. For use on my laptop daily that will mine bitcoin and other coins to with drawl daily into my Crypto wallet

    €957 (Avg Bid)
    €957 Keskimäär. tarjous
    11 tarjoukset
    Golang developer 2 päivää left

    Looking for a senior Golang developer for our blockchain project This position will last for the next several months, it's not a short term job, not small job. So, if you are looking for only small/short-term jobs, please don't apply Excited to work with you guys

    €16 / hr (Avg Bid)
    €16 / hr Keskimäär. tarjous
    5 tarjoukset

    Requiero a una persona que pueda crear un Swap para intercambiar Criptomonedas. Pueden ver este ejemplo, necesito crear algo igual a esto: [kirjaudu nähdäksesi URL:n] [kirjaudu nähdäksesi URL:n] Y crear mi propia moneda para usarla en los Pools y Farms, así como la que usan ahí (CAKE)

    €16433 - €41083
    Mainostettu Sinetöity Salassapitosopimus
    €16433 - €41083
    2 tarjoukset
    Bitcoin or nothing 2 päivää left
    VARMENNETTU

    I'm looking for a developer in the cryptocurrency industry to create me a cryptocurrency escrow for dogecoin and other cryptocurrency... opening up multiple wallets app/website. Someone perhaps in escrow scripts

    €852 (Avg Bid)
    €852 Keskimäär. tarjous
    21 tarjoukset

    Looking for a highly professional cryptocurrency exchange website developer. I recently created a cryptocurrency exchange website ([kirjaudu nähdäksesi URL:n]) but I’m not satisfied with the project outcome and I’m looking to upgrade or perhaps create a new one. I need a developer to help create or upgrade my crypto exchange platform to a more professional and extremely easy ...

    €42 / hr (Avg Bid)
    €42 / hr Keskimäär. tarjous
    21 tarjoukset
    Block Chain Developer - 4+ years 1 päivä left
    VARMENNETTU

    We, are offering innovative and effective artificial intelligence solutions to helps our client’s business be agile & smart. Emerging as a leading artificial intelligence solution providers, we deliver cost effective services for natural language processing, text-to-speech, machine learning, knowledge virtualization, and more. Our team uses the best AI technologies and deliver AI power...

    €12 / hr (Avg Bid)
    €12 / hr Keskimäär. tarjous
    4 tarjoukset

    Job Description We are looking for a blockchain developer who will be responsible for designing, implementing, and supporting a distributed blockchain-based network. Your primary responsibility will be analyzing requirements, designing blockchain technology around a certain business model, and the building and launching of a blockchain network. You will be asked to work on various blockchain t...

    €7 / hr (Avg Bid)
    €7 / hr Keskimäär. tarjous
    3 tarjoukset
    Teach Cyber Security 1 päivä left
    VARMENNETTU

    I need someone who is able to teach cybersecurity (theory). Must be able to do calculations and answer questions. Must know: - Multiples, divisor, IFP and RSA - Groups, Cyclic Groups and El Gamal - Diffie Hellman, Primitives and DES Algorithm - Feistel Cipher Schemes - Network and Cloud Security - Intrusion Detection Need today!!

    €101 (Avg Bid)
    €101 Keskimäär. tarjous
    10 tarjoukset

    Looking for expert solidity and defi/dapps developer or blockchain developer who can create tokens and contracts and also defi apps on blockchain Must show your old work too

    €13 / hr (Avg Bid)
    €13 / hr Keskimäär. tarjous
    9 tarjoukset

    Create a complete project development documentation to create a NFT Marketplace for Music and Art Agile, Scrum on mind (sprints..) Project Resume Index Features Description of the features Frontend API Backoffice Development plan 2 developers , 3 months Scope Tech Stack Dev Stack Cost estimation Backlog Notes

    €140 (Avg Bid)
    €140 Keskimäär. tarjous
    6 tarjoukset

    Hello I am looking for someone who has good command over encryption, decryption, block ciphers, substitution ciphers, feedback function cycle, maximal-length polynomial, known message attack, brute force search, hash functions, el gamal encryption and ciphertext. The freelancer must have a very sound command over the above mentioned topics in order to create an academic document. Expert ACADEM...

    €127 (Avg Bid)
    €127 Keskimäär. tarjous
    5 tarjoukset
    create crypto token for me -- 2 1 päivä left
    VARMENNETTU

    I need crypto developer who can create using open source codes with bsc. if you made this before then you just have to update few things for me. low budget work

    €104 (Avg Bid)
    €104 Keskimäär. tarjous
    4 tarjoukset

    We are looking for someone who can create a custom BEP20 Token smart contract. Details are discussed in private

    €555 (Avg Bid)
    €555 Keskimäär. tarjous
    12 tarjoukset
    Crypto stable coin 20 tuntia left

    Details are confident. Need create stablecoin with it blockchain

    €986 (Avg Bid)
    €986 Keskimäär. tarjous
    12 tarjoukset

    I need a new website. Bnb integration website like [kirjaudu nähdäksesi URL:n] Please read attached document Only bid if you had worked on blockchain or binance chain Also let us know in how much time can you complete And sample of your past similar projects will win the bid

    €3090 (Avg Bid)
    €3090 Keskimäär. tarjous
    43 tarjoukset
    Help in Math and cryptography 12 tuntia left
    VARMENNETTU

    We strongly encourage you to typeset your solutions in LATEX. we will not provide any insight during oce hours or Piazza, and we do not guarantee anything about the diculty of these questions. If you collaborated with someone, you must state their names. You must write your own solution in your own words and may not look at any other others’s write-up. I will provide all the details in chat...

    €109 (Avg Bid)
    €109 Keskimäär. tarjous
    7 tarjoukset

    Hello I am looking for someone who has good command over encryption, decryption, block ciphers, substitution ciphers, feedback function cycle, maximal-length polynomial, known message attack, brute force search, hash functions, el gamal encryption and ciphertext. The freelancer must have a very sound command over the above mentioned topics in order to create an academic document. A degree in Co...

    €117 (Avg Bid)
    €117 Keskimäär. tarjous
    4 tarjoukset
    Information Security Project 9 tuntia left
    VARMENNETTU

    Hello I am looking for someone who has good command over encryption, decryption, block ciphers, substitution ciphers, feedback function cycle, maximal-length polynomial, known message attack, brute force search, hash functions, el gamal encryption and ciphertext. The freelancer must have a very sound command over the above mentioned topics in order to create an academic document. A degree in C...

    €33 / hr (Avg Bid)
    Paikallinen
    €33 / hr Keskimäär. tarjous
    12 tarjoukset
    Need to develop crypto currencies 4 tuntia left
    VARMENNETTU

    only experienced person contact me

    €478 (Avg Bid)
    €478 Keskimäär. tarjous
    2 tarjoukset
    Cybersecurity 1 tunti left
    VARMENNETTU

    Need to answer 10 questions related with cybersecurity and cryptography. 1. The answers will be short 2. Never ever copy from internet 3. Use your own words what you actually understand.

    €20 (Avg Bid)
    €20 Keskimäär. tarjous
    10 tarjoukset

    Who can create a BEP20 / ERC20 Token which is burnable /Deflation and Mintable Every transaction has 8 % Fee. From this Fee 4% Goes into a Pool, 2% goes to all holders and 2% burn. Token’s Name: MOONLOTTERY Symbol: 777 Decimals: 18 Total Supply: 777777777 Circulation Supply: 583333333

    €82 (Avg Bid)
    Taattu Huippukilpailu
    €82
    3 työtä