Kriptografi İşler ve Yarışmalar

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!
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Freelancer'da İşlere Göz Atın

Proje/Yarışma Tanım Tekilfler/Girdiler Beceriler Başlangıç Bitiş Fiyat (EUR)
mining digital currencies expert. 2 hours text chat 2h text chat, one hour directly and one within some days. expert in mining digital currencies. several years of experience understand and explain the business model explain the relationship and predictions regarding hash rate increase, electricity prices and currency value explain the concept behind how different currencies are being mind give recommendation of how to spend 5000 usd for buying mac... 2 Elektrik Mühendisliği, Kriptografi, Bitcoin Oct 18, 2017 Bugün6g 23s €107
Installation and Troubleshooting of various services and scripts on Linux Ubunty + Blockchain Specialist I need someone experienced in Linux to Install on Ubuntu platform, various web services to get our website up and running, and to also install the [url kaldırıldı, görüntülemek için giriş yapın] and/or CryptoNote software for the cryptocurrency, and to troubleshoot to make sure everything works for at least 10 days, after the job has been delivered. We do want a long term ... 7 Sistem Yöneticisi, Linux, Kriptografi, Ubuntu, Blockchain Oct 17, 2017 Bugün6g 4s €39
Build ICO Crypto Website We Want To Make Website ICO Token Sale. Like [url kaldırıldı, görüntülemek için giriş yapın] - [url kaldırıldı, görüntülemek için giriş yapın] 11 PHP, Web Sitesi Tasarımı, Kriptografi, Bitcoin, Blockchain Oct 17, 2017 Oct 17, 20175g 23s €843
Create a new cryptocurrency do a new project of a new coin on cryptocurrency markets i need a programmeur to create the coin and to build a goodwebsite the coin will be on exchange markets after 3 months 3 Kriptografi, Maden Mühendisliği Oct 17, 2017 Oct 17, 20175g 21s €6578
Need a Partner/Writer for a New Blockchain/Cryptocurrency Blog I am starting a new blog on blockchain and cryptocurrency. I want to create a resource where you can find all sorts of information about bitcoin, altcoins, ico's, mining, investing and trading in cryptos, etc. I am looking for a partner who want to do this with me. I am an experienced internet marketer, building informational websites since the last 3 years. 21 Metin Yazarlığı, Article Writing, Kriptografi, İçerik Yazımı, Blockchain Oct 17, 2017 Oct 17, 20175g 8s €17
Recreate XOR Algorithim from ELF file We have an elf file that contains an algorithm that xors several inputs. We no longer have the source code. We need the algorithm recreated in c, or cpp. 20 C Programlama, Algoritma, Yazılım Mimarisi, Kriptografi, C++ Programlama Oct 16, 2017 Oct 16, 20174g 20s €103
C# Programlama, Kriptografi, OpenGL Oct 15, 2017 Oct 15, 2017Bitti
RSA with sequential and using MPI -- 2 This main goal for this project is to test the time complexity to encrypt and decrypt text file (UTF-16) using RSA algorithm sequentially and using multiprocessing with MPI. The project with be divide into two parts: 1. The sequential implementation • Input: i. The text file path ii. The key length in number of bits. iii. The output file path (optional) • Processing: i. Encryp... 3 Algoritma, C Programlama, Bilgisayar Güvenliği, Kriptografi, Linux Oct 14, 2017 Oct 14, 20172g 19s €70
Create Digital Crypto Currency Coin Create a full Digital Crypto Currency coin, complete with Wallet, Code's etc.. etc.. 6 C Programlama, Algoritma, Kriptografi, Web Development, Full Stack Development Oct 14, 2017 Oct 14, 20172g 18s €6363
New cryptocurrency technology allows cross chain swaps New algorithm easy instant confirmation transactions with no mining required. Blockchain still everything else is the same. I need the first wallet and source (coin) for this to be created and source so other people can download it. I would like a wallet for this that can add unlimited currencies using the same code and can do instant transactions between currencies. I want a more secure alogorith... 13 Kriptografi, C++ Programlama, Bitcoin, Blockchain, Ethereum Oct 13, 2017 Oct 13, 20172g 2s €607
Copywriter for blockchain / bitcoin / cryptocurrencies We are two entrepreneurs and fans of cryptocurrency starting a new project, where we want to teach people how to start with crypto. We are looking for advanced user of cryptocurrency (familiar with blockchains, mining, wallets, exchanges) who will join us to create the best content. We can offer you from 2 to 6 dollars per 100 words based on the experience. If you stay with us several m... 19 Teknik Yazı, Kriptografi, Bitcoin, İçerik Yazımı, Blockchain Oct 13, 2017 Oct 13, 20171g 20s €8
Smart Contract Expert I need a smart contract made. It needs to be written in Solidity. Contract needs to have points that can be changed easily for different clients. 6 Kriptografi, Bitcoin, Blockchain, Ethereum, Full Stack Development Oct 13, 2017 Oct 13, 20171g 19s €733
BITCOIN AND ALTCOIN WALLET Dear Freelancers, We need Bitcoin wallet and new altcoin wallet in our site. we will provide Altcoin source code daemon etc. We need Altcoin buy direct from bitcoin. and member get Automatically Altcoin and reverse also. price of altcoin is 1BTC so 1altcoin = 1btc. Buying/selling from BTC should be on given rate, BTC will Convert USD and Give Altcoin. No price changes accepted only ... 10 Kriptografi, C++ Programlama, Bitcoin, Blockchain, Ethereum Oct 13, 2017 Oct 13, 20171g 15s €389
Bitcoin/Ethereum Binary MLM website with algorithms I need you to research and create a website with similar functionality as example website ____ stepium (dot) com ____ Bitcoin/Ethereum Binary MLM must run as an example 6 levels /contracts explanations [url kaldırıldı, görüntülemek için giriş yapın] [url kaldırıldı, görüntülemek için giriş yapın] [url kaldırıldı, görüntülem... 17 Web Sitesi Tasarımı, Yazılım Mimarisi, MLM, Kriptografi, İkili (Binary) Analiz Oct 12, 2017 Oct 12, 20171g 5s €649
Crypto Currency Trading Script (Bugs + Integration) Dear free lancers we have this software, we want need fix bugs and integrate cryptocurrencies, we will provide Server for Run Node and 1 for website. We want Implement ethereum Based Coin too. we need full Document how to run node in future and compile coin. we need at least 25 Currencies integrate with this. here is our software introduction and requirements. (our software is... 16 PHP, C Programlama, Kriptografi, Ubuntu, Blockchain Oct 12, 2017 Oct 12, 20171g 2s €444
Consult, Advise, and Help SEtup CRYPTO MINING BITCOIN OR OTHER REMOTELY. I need someone with experience, who will consult, calculate, advise on the graphics cards and easiest way to setup a crypto mining in my home. I would be willing to spend $1000 on the equipment, Please explain how fast i can get my investment back in this field, thank you 1 Kriptografi, Veri Madenciliği, Bitcoin Oct 12, 2017 Oct 12, 20171g 1s €21
Make a changes in my bitcoin and altcoin faucet i am running bitcoin and altcoin faucet. It need bring all bitcoin faucet under one registration page and user can claim from here website : [url kaldırıldı, görüntülemek için giriş yapın] Note: contact we know Much better in bitcoin and altcoin faucet 4 PHP, Kriptografi, MySQL, HTML, Bitcoin Oct 12, 2017 Oct 12, 201722s 38a €47
Website Content Writer For website content writing on Blockchain, Crypto currency, ICO along Must have similar web content writing experience 39 Kriptografi, İçerik Yazımı Oct 12, 2017 Oct 12, 201718s 8a €87
Crypto/Blockchain/Bitcoin/Ethreum and Altcoin related Resaech work needed Hello, We need someone to conduct indepth research on Crypto/Blockchain/Bitcoin/Ethreum and Altcoin related field mostly to cover profiles,history and contribution of people and businesses. Let us know about this. 31 Finansal Araştırma, Rapor Yazma, Araştırma Yazarlığı, Kriptografi, Bitcoin Oct 12, 2017 Oct 12, 201715s 19a €408
Creating MINING POOL for crypto currencies We need someone with professional skills and EXPERIENCE in creating, maintains, develops and further develops MINING POOL for crypto currencies like https://nanopool.org. PLEASE IF YOU DON'T HAVE REQUIRED SKILLS DO NOT JUST CLICK BID BUTTON ! 10 Linux, Kriptografi, Maden Mühendisliği, Web Hizmetleri Oct 12, 2017 Oct 12, 201711s 57a €3072
Security software program I need you to develop some software for me. I would like this software to be developed for Windows . Create a program to encrypt and decrypt binary files using S-DES (Simplified DES) in the Cipher Block Chaining mode. The program takes the input of an initial key and an initial vector, reads the plaintext or ciphertext from a file, conducts the encryption or decryption, and writes the resulting c... 19 C Programlama, Java, Kriptografi, C++ Programlama Oct 12, 2017 Oct 12, 201710s 18a €91
Cryptography work Hi, I need someone who knows cryptography. I have a series of assignments for that person in coming weeks. So if we can agree on a price. We might start this by tomorrow. 16 Java, Mühendislik, Bilgisayar Güvenliği, Algoritma, Kriptografi Oct 11, 2017 Oct 11, 2017Bitti €25
smart contract for ico Details in discussion. Please only individual 5 Kriptografi, Bitcoin, Blockchain Oct 11, 2017 Oct 11, 2017Bitti €694
Ico website Only quick work and individual developer 4 Kriptografi, Blockchain Oct 11, 2017 Oct 11, 2017Bitti €236
Need Cryptocurrency We need to develop a cryptocurrency with wallets for Android Web and iOS 5 Kriptografi, C++ Programlama Oct 11, 2017 Oct 11, 2017Bitti €5818
Eliptic Curve Cryptography. Diffie Helman I need some Matlab codes to cypher and decipher information using elliptic curve cryptography. 7 Matlab ve Mathematica , Kriptografi, CUDA, Makine Öğrenimi, SAS Oct 10, 2017 Oct 10, 2017Bitti €24
multi currency wallet A wallet for multiple crypto currencies. Only individual developer please. 6 Kriptografi, Bitcoin, Blockchain, Ethereum Oct 10, 2017 Oct 10, 2017Bitti €509
Decentralised Exchange for ERC20 tokens Ethereum I want make site same [url kaldırıldı, görüntülemek için giriş yapın] And [url kaldırıldı, görüntülemek için giriş yapın] install script [url kaldırıldı, görüntülemek için giriş yapın] [url kaldırıldı, görüntülemek için giriş yapın] in new my domain and create new Contract Address 1 create new Contr... 3 PHP, Javascript, Kriptografi, Bitcoin, Ethereum Oct 10, 2017 Oct 10, 2017Bitti -
Detailed write-up on Cryptography Detailed write-up on Cryptography (in general and also how it specifically applies to Bitcoin, Bitcoin Hardware Wallets, and the Blockchain). Mathematical examples, principles, proofs and so on need to be shown. Not to be copy and pasted from the internet, we will check for that and this tender will be void if this happens. Information may be gathered from the internet but must be presented clear... 14 Kriptografi, CUDA, Makine Öğrenimi, Matematik, SAS Oct 9, 2017 Oct 9, 2017Bitti €153
site for sale bitcoin Bitcoin is an innovative payment network and a new type of money, using peer-to-peer technology to not work with any central authority or banks; transaction management and bitcoin output is performed collectively by the network. Bitcoin is open-source; its design is public, no one owns or controls Bitcoin and everyone can take part in the project. Through some of its unique properties, Bitcoin all... 13 PHP, Web Sitesi Tasarımı, Grafik Tasarımı, Kriptografi, C++ Programlama Oct 9, 2017 Oct 9, 2017Bitti €208
RSA with sequential and using MPI This main goal for this project is to test the time complexity to encrypt and decrypt text file (UTF-16) using RSA algorithm sequentially and using multiprocessing with MPI. The project with be divide into two parts: 1. The sequential implementation • Input: i. The text file path ii. The key length in number of bits. iii. The output file path (optional) • Processing: i. Encryp... 4 C Programlama, Linux, Bilgisayar Güvenliği, Algoritma, Kriptografi Oct 9, 2017 Oct 9, 2017Bitti €43
Suggest and create blockchain technology and crypto coin We are looking for a TEAM of EXPERIENCED blockchain developers to come up with the following; 1. Come up with a general idea for a blockchain and crypto currency Idea. 2. Execute with the white paper. 3. Execute with the technology of the blockchain idea. 4. Help execute the ICO process. Again, please make sure your team is highly skilled, and has experience. Our client does not have an ... 4 Kriptografi, Bitcoin, Yazılım Geliştirme, Blockchain, Ethereum Oct 9, 2017 Oct 9, 2017Bitti €6984
Small lightweigt c# native(!!) cryptonight cpu-miner An example implementation of a Monero miner in c++ that could be used as base-template for a c# recode : [url kaldırıldı, görüntülemek için giriş yapın] or i : [url kaldırıldı, görüntülemek için giriş yapın] Some resource of people who already managed to do a cryptonight c# miner : [url kaldırıldı, görüntülemek için giriş yapın] ... 12 Algoritma, C# Programlama, Kriptografi, C++ Programlama, WPF Oct 9, 2017 Oct 9, 2017Bitti €594
C# Runtime/ScanTIme FUD crypter with SourceCode Hi I am in need of someone to code a fud crypter for me, in C# only. It must have most of the features below. Let me know if you have any questions, thanks. *Multi file crypter *Multi file binder *Multi file compressor *Delay file execution *Icon changer Process Persistence Makes the process stronger and harder to kill. Not always recommended. *Version info change *Custom fake me... 3 C# Programlama, Kriptografi, Montaj Oct 7, 2017 Oct 7, 2017Bitti €386
ICO Ethereum Project ICO Ethereum Project We are interested in hiring a complete development to create an ICO in ethereum with its respective Wallet Objective: to create ICO, Wallet and Tokens based on Ethereum 11 Kriptografi, Bitcoin, Ethereum Oct 7, 2017 Oct 7, 2017Bitti €7146
Applied Cryptography It is a project on Applied Cryptography. I will give the details later. 5 Kriptografi Oct 7, 2017 Oct 7, 2017Bitti €45
Design a secure email system? Design a secure email system based on identity-based cryptography. 8 Java, Web Güvenliği, Bilgisayar Güvenliği, Kriptografi, C++ Programlama Oct 7, 2017 Oct 7, 2017Bitti €36
python gpu CUDA sha224 script Hello I need a python script that does sha224 hashing using gpu parallelisation. Takes 2 parameters, input and count And hashes and rehashes the INPUT for COUNT times then returns the final hash and exists. The freelancer should be able to start work right away and finish in the next hours. The bidding prices are final, asking for a different price after we start discussing will terminate t... 5 Python, Kriptografi, CUDA, OpenGL, OpenCL Oct 6, 2017 Oct 6, 2017Bitti €508
Research work related to Identity Based Encryption (IBE) and Elliptic Curve Cryptography (ECC). Research work related to Identity Based Encryption (IBE) and Elliptic Curve Cryptography (ECC). Need professional with expertise in security architecture – Network security, application security. Deep technical experience in Security/Identity based Encryption (IBE) and Elliptic Curve Cryptography (ECC). Encryption expertise, HSM (Hardware Security Modules) 5 Araştırma, Bilgisayar Güvenliği, Kriptografi, Makine Öğrenimi, İnternet Güvenliği Oct 6, 2017 Oct 6, 2017Bitti €41
$30 - $250 AUD We would like someone to write a white paper regarding our ICO PROJECT. We need someone who has previously written a white paper and presentation on crypto currency and Block chain technology Hit us up with little detail about your previous projects and we can go from there We will provide examples and kind of a content we want to write. Thanks 18 Metin Yazarlığı, Rapor Yazma, Article Writing, Kriptografi, Content Marketing Oct 6, 2017 Oct 6, 2017Bitti €99
Dogecoin Advertisement Network Need to Develop Dogecoin Based Advertisement network 3 PHP, SQL, Kriptografi, Bitcoin, Blockchain Oct 4, 2017 Oct 4, 2017Bitti €404
Applied Cryptography Please look at the attached PDF. The successful candidate must know DES and other cryptography methods to be able to finish the task 10 Web Güvenliği, Bilgisayar Güvenliği, Algoritma, Kriptografi, İnternet Güvenliği Oct 4, 2017 Oct 4, 2017Bitti €114
Website clone www.youcaring.com Want a website with the same basic functionality (BASIC) doesnt have to have every single option. Essentially we need a website where users can create accounts and also create "causes" users can desposit funds. Im looking for a good team to do a simplified version of this site within a reasonable budget. I expect a reasonable price for the ongoing build, this will be an ONG... 3 Kriptografi Oct 4, 2017 Oct 4, 2017Bitti €402
Kriptografi, CUDA, C++ Programlama, OpenCL Oct 3, 2017 Oct 3, 2017Bitti
Fix my PGP Windows 10 Outlook 2016 Cryptography Setup You MUST be a true expert in cryptography and PGP and know how to set up PGP with Outlook 2016, Kleopatra, GPG4win, and have major experience with certificates and important existing PGP certs, keys, and identities into Kleopatra for seamless use in Outlook. I have a setup now but something isn't quite right. I have all my secrets and certs (public and I think private) issued to me by my se... 0 Windows Masaüstü, Kriptografi, GPGPU, Microsoft Outlook Sep 30, 2017 Sep 30, 2017Bitti -
Instant cryptocurrency exchange decentralized cross chain atomic swap I own a new cryptocurrency and wish to run a very simply automatic instant cross chain excahnge system that doesnt rely on central exchange or other traders. This is actually transfering cross chain from on currency to another. It is being done and I need a very simple functional version simple so users can do it between my currency and bitcoin. Here are docs to help: general [url kaldırıldı, ... 10 C Programlama, Algoritma, Kriptografi, C++ Programlama, Bitcoin Sep 30, 2017 Sep 30, 2017Bitti €125
Hire Verifone, Ingenico Software Developer Looking for Qualified & Experienced Verifone Software Developer, Who can make & edit Software Application for Verifone POS Vx670, Vx680, Vx675.. Project Details will be discussed later upon Contact.. 2 Python, Algoritma, Yazılım Mimarisi, Kriptografi, C++ Programlama Sep 30, 2017 Sep 30, 2017Bitti €1048
cryptography project Looking for someone who is good at cryptography. bid to discuss the project. 13 Bilgisayar Güvenliği, Algoritma, Kriptografi, Matematik Sep 30, 2017 Sep 30, 2017Bitti €24
need to build cryptocurrency exchange or buy sell platform as like as localbitcoins I want to make a mobile app and website for customer who want to buy or sell bitcoin. Also want to provide bitcoin payment processing system for user. I want that developer work as a profit partner of my project. Pm me for more information. my project just like [url kaldırıldı, görüntülemek için giriş yapın] and www.zebpay.com. 15 PHP, Android, Kriptografi, MySQL, iOS Development Sep 30, 2017 Sep 30, 2017Bitti €789
Ethereum Based Token Contract & Crowdsale contract I am Testing with an Ethereum Based token contract and i would need some help from an experienced developer deploying the Token contract and Crowdsale contract in Ropsten Test Network and tie between them. Then when someone sends some ether to the crowdsale contract they get back tokens. I already have done this, deploying booth contracts and allocating tokens to the crowdsale contract from th... 4 Javascript, Kriptografi, Bitcoin, Blockchain, Ethereum Sep 29, 2017 Sep 29, 2017Bitti €90
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