Kryptografi Jobs og konkurrencer

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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Projekt/konkurrence Beskrivelse Bud/Indlæg Færdigheder Påbegyndt Slutter Pris (EUR)
Reverse engineer cryptography program - antivirus After suffering data loss I am looking for a talented software engineer in cryptography to develop a file repair tool - reverse engineer a tool that has been deployed. This would require someone with experience in software engineering, cryptography and antivirus tools I can supply the executable file that encrypted the files and sample files that are encrypted. 9 PHP, C programmering, Kryptografi, C++ Programmering, Software Udvikling Oct 21, 2017 I dag6d 20h €873
merged pool server looking for someone who has experience setting up a merged crypto currency pool server I'm looking to setup btc, ltc, eth & monero At the end of the project, would like to have a fully setup pool server running with full documentation 9 Linux, Kryptografi, node.js Oct 20, 2017 I dag6d 13h €922
Cryptography - cryptoanalysis I am looking for some one to do some small tasks related to cryptography and crypto analysis. I will share complete details with selected freelancer. 8 Computer Sikkerhed, Algoritme, Kryptografi Oct 20, 2017 Oct 20, 20175d 19h €94
Blackbird Bitcoin Arbitrage Api Creating for my site Hello Freelancers. I am a senior Designer on here. Now I have one Bitcoin project.(Front end and Back end). So I am looking for advanced developer of cryptocurrency who will join me to create the best API. Please bid only Bitcoin and Crypto-currency expert. Now I am try to modify the Blackbird Bitcoin Arbitrage Api into my website. Please make sure that you understand the my requirement file... 5 Kryptografi, C++ Programmering, Bitcoin, Blockchain Oct 19, 2017 Oct 19, 20175d 11h €109
Cryptocurrency Coin and Wallet Develop We are looking to create our own cryptocurrency based on [url fjernet, log ind for visning] This is an open source platform that we will need customized. Litecoin is an open source software project released under the MIT/X11 license which gives you the power to run, modify, and copy the software and to distribute, at your option, modified copies of the software. The software is released in a tr... 7 Web Design, Mobile App Development, Kryptografi, Web Development Oct 19, 2017 Oct 19, 20175d 5h €1387
Copywriter for cryptocurrencies / bitcoin / blockchain 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... 14 Copywriting, Teknisk Forfatning, Kryptografi, Bitcoin, Blockchain Oct 19, 2017 Oct 19, 20175d 4h €1574
Research work related to Identity Based Encryption (IBE) and Elliptic Curve Cryptography (ECC). -- 2 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) 17 Research, Computer Sikkerhed, Kryptografi, Maskinoplæring, Internetsikkerhed Oct 19, 2017 Oct 19, 20175d 1h €201
Cryptography Website Hi, Im looking for a web developer who has experience in developing cryptography website, Who has worked with Blockchain, Bitcoin, Ehtreum and tokens. 8 PHP, WordPress, Kryptografi, Bitcoin, Ethereum Oct 19, 2017 Oct 19, 20174d 20h €558
recovering the key used to encrypt the string-2 This assignment consists in recovering the key used to encrypt the string “Hello world” in each of the files that belong to your group. For simplicity, each ciphertext is divided in two files: keysize X bits group [url fjernet, log ind for visning], and keysize X bits group Y.iv. The former contains the ciphertext, and the latter the initialization vector. You only need to work on ... 5 Javascript, Python, Kryptografi Oct 18, 2017 Oct 18, 20174d 12h €28
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 fjernet, log ind for visning] 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 relationship, so if everything is d... 7 System Administrator, Linux, Kryptografi, Ubuntu, Blockchain Oct 17, 2017 Oct 17, 20173d 10h €39
Build ICO Crypto Website We Want To Make Website ICO Token Sale. Like [url fjernet, log ind for visning] - [url fjernet, log ind for visning] 11 PHP, Web Design, Kryptografi, Bitcoin, Blockchain Oct 17, 2017 Oct 17, 20173d 6h €899
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 Kryptografi, Mine Ingeniørarbejde Oct 17, 2017 Oct 17, 20173d 4h €6585
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. 23 Copywriting, Article Writing, Kryptografi, Skrivning, Blockchain Oct 17, 2017 Oct 17, 20172d 15h €16
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. 18 C programmering, Algoritme, Software Arkitektur, Kryptografi, C++ Programmering Oct 16, 2017 Oct 16, 20172d 3h €111
C# Programmering, Kryptografi, OpenGL Oct 15, 2017 Oct 15, 2017Udløbet
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... 4 C programmering, Linux, Computer Sikkerhed, Algoritme, Kryptografi Oct 14, 2017 Oct 14, 20172h 20m €70
Create Digital Crypto Currency Coin Create a full Digital Crypto Currency coin, complete with Wallet, Code's etc.. etc.. 5 C programmering, Algoritme, Kryptografi, Web Development, Full Stack Development Oct 14, 2017 Oct 14, 20171h 15m €7618
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 Kryptografi, Bitcoin, Blockchain, Ethereum, Full Stack Development Oct 13, 2017 Oct 13, 2017Udløbet €735
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 Kryptografi, C++ Programmering, Bitcoin, Blockchain, Ethereum Oct 13, 2017 Oct 13, 2017Udløbet €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 fjernet, log ind for visning] [url fjernet, log ind for visning] [url fjernet, log ind for visning] [url fjernet, log ind for visning] 17 Web Design, Software Arkitektur, MLM, Kryptografi, Binær analyse Oct 12, 2017 Oct 12, 2017Udløbet €650
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 programmering, Kryptografi, Ubuntu, Blockchain Oct 12, 2017 Oct 12, 2017Udløbet €445
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 Kryptografi, Datasøgning, Bitcoin Oct 12, 2017 Oct 12, 2017Udløbet €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 fjernet, log ind for visning] Note: contact we know Much better in bitcoin and altcoin faucet 4 PHP, Kryptografi, MySQL, HTML, Bitcoin Oct 12, 2017 Oct 12, 2017Udløbet €48
Website Content Writer For website content writing on Blockchain, Crypto currency, ICO along Must have similar web content writing experience 39 Kryptografi, Skrivning Oct 12, 2017 Oct 12, 2017Udløbet €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 Økonomisk Research, Rapport Skrivning, Research Writing, Kryptografi, Bitcoin Oct 12, 2017 Oct 12, 2017Udløbet €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, Kryptografi, Mine Ingeniørarbejde, Webservices Oct 12, 2017 Oct 12, 2017Udløbet €3075
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 programmering, Java, Kryptografi, C++ Programmering Oct 12, 2017 Oct 12, 2017Udløbet €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, Ingeniørarbejde, Computer Sikkerhed, Algoritme, Kryptografi Oct 11, 2017 Oct 11, 2017Udløbet €25
smart contract for ico Details in discussion. Please only individual 5 Kryptografi, Bitcoin, Blockchain Oct 11, 2017 Oct 11, 2017Udløbet €695
Ico website Only quick work and individual developer 4 Kryptografi, Blockchain Oct 11, 2017 Oct 11, 2017Udløbet €236
Need Cryptocurrency We need to develop a cryptocurrency with wallets for Android Web and iOS 5 Kryptografi, C++ Programmering Oct 11, 2017 Oct 11, 2017Udløbet €5825
Eliptic Curve Cryptography. Diffie Helman I need some Matlab codes to cypher and decipher information using elliptic curve cryptography. 7 Matlab and Mathematica, Kryptografi, CUDA, Maskinoplæring, SAS Oct 10, 2017 Oct 10, 2017Udløbet €24
multi currency wallet A wallet for multiple crypto currencies. Only individual developer please. 6 Kryptografi, Bitcoin, Blockchain, Ethereum Oct 10, 2017 Oct 10, 2017Udløbet €509
Decentralised Exchange for ERC20 tokens Ethereum I want make site same [url fjernet, log ind for visning] And [url fjernet, log ind for visning] install script [url fjernet, log ind for visning] [url fjernet, log ind for visning] in new my domain and create new Contract Address 1 create new Contract Address for my domain 2 a sample [url fjernet, log ind for visning] And [url fjernet, log ind for visning] 3 file script [url fjerne... 3 PHP, Javascript, Kryptografi, Bitcoin, Ethereum Oct 10, 2017 Oct 10, 2017Udløbet -
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 Design, Grafisk Design, Kryptografi, C++ Programmering Oct 9, 2017 Oct 9, 2017Udløbet €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 programmering, Linux, Computer Sikkerhed, Algoritme, Kryptografi Oct 9, 2017 Oct 9, 2017Udløbet €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 Kryptografi, Bitcoin, Software Udvikling, Blockchain, Ethereum Oct 9, 2017 Oct 9, 2017Udløbet €6992
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 fjernet, log ind for visning] or i : [url fjernet, log ind for visning] Some resource of people who already managed to do a cryptonight c# miner : [url fjernet, log ind for visning] [url fjernet, log ind for visning] Who is up for something new and exciting and wants to take on ... 12 Algoritme, C# Programmering, Kryptografi, C++ Programmering, WPF Oct 9, 2017 Oct 9, 2017Udløbet €595
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# Programmering, Kryptografi, Montage Oct 7, 2017 Oct 7, 2017Udløbet €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 Kryptografi, Bitcoin, Ethereum Oct 7, 2017 Oct 7, 2017Udløbet €7154
Applied Cryptography It is a project on Applied Cryptography. I will give the details later. 5 Kryptografi Oct 7, 2017 Oct 7, 2017Udløbet €45
Design a secure email system? Design a secure email system based on identity-based cryptography. 8 Java, Web Sikkerhed, Computer Sikkerhed, Kryptografi, C++ Programmering Oct 7, 2017 Oct 7, 2017Udløbet €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, Kryptografi, CUDA, OpenGL, OpenCL Oct 6, 2017 Oct 6, 2017Udløbet €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 Research, Computer Sikkerhed, Kryptografi, Maskinoplæring, Internetsikkerhed Oct 6, 2017 Oct 6, 2017Udløbet €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 Copywriting, Rapport Skrivning, Article Writing, Kryptografi, Content Marketing Oct 6, 2017 Oct 6, 2017Udløbet €100
Dogecoin Advertisement Network Need to Develop Dogecoin Based Advertisement network 3 PHP, SQL, Kryptografi, Bitcoin, Blockchain Oct 4, 2017 Oct 4, 2017Udløbet €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 Sikkerhed, Computer Sikkerhed, Algoritme, Kryptografi, Internetsikkerhed Oct 4, 2017 Oct 4, 2017Udløbet €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 Kryptografi Oct 4, 2017 Oct 4, 2017Udløbet €402
Kryptografi, CUDA, C++ Programmering, OpenCL Oct 3, 2017 Oct 3, 2017Udløbet
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 Skrivebord, Kryptografi, GPGPU, Microsoft Outlook Sep 30, 2017 Sep 30, 2017Udløbet -
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