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Hmac sha256 base64 online -työt:

ID	Projekti/Kilpailu	Kuvaus	Tarjouksia/töitä	Taitoja		Alkoi		Loppuu	Hinta (EUR)																					tyyppi

Projekti/Kilpailu	Kuvaus	Tarjouksia/töitä	Taitoja	Alkoi	Loppuu	Hinta (EUR)
MSSQL Base64 To Image Software Development	We have a query that returns images encoded as Base64. We actually already had this software built once but it has stopped working and I cannot contact the developer anymore as they have left the UpWork platform. So here are our needs. - We need a tiny app that will allow us to specify a sql connect and query and an output folder. - The results of the query will be images stored as Base6...	36	SQL, C# -ohjelmointi, Ohjelmistokehitys	Jan 9, 2018	Jan 9, 2018Loppunut	€346
EMV Chip Write software and Mobile and different website topup load	We need Emv chip write software for banking and financial institutions, this software can be generate ARCQ Digitally signed with SHA1-2048 in a real DUKPT .Session Key and Digital Certificate all signed with HMAC inclunding the calculated result of RNG- Te Unpredictible Number Of the terminal . and also need to load mobile topup and different online websites.	4	PHP, C-ohjelmointi, elektroniikka, tietojärjestelmäarkkitehtuuri, sähkötekniikka	Jan 7, 2018	Jan 7, 2018Loppunut	€446
Looking for Cryptocurrency Developer - 06/01/2018 08:58 EST	I need somone who can make a new cryptocurrency with sha256 algorithm or scrypt and windows wallet. You can fork the litecoin source code. It's 100% premined. The timeline is 2~3 days.	3	tietojärjestelmäarkkitehtuuri, C++ -ohjelmointi, Bitcoin, Blockchain	Jan 6, 2018	Jan 6, 2018Loppunut	€90
Screenshot extension for Chrome or Firefox	I need an Extension with following characteristics: 1) make a Screenshot ( not Full Screen only predefined X and Y Point, that i can set ) in good Quality 2) convert to base64 in good Quality 3) open a new Tab or Window, call an predefined URL ( must set by me ) with the base64 image as parameter. 4) do that all with with a Shortcode ( i.e. STRG + > ) Thats all, no saving of file, not...	4	PHP, Javascript, WordPress, tietojärjestelmäarkkitehtuuri, Google Chrome	Dec 30, 2017	Dec 30, 2017Loppunut	€31
Extension for Chrome or Firefox	I need an Extension with following characteristics: 1) can make a Screenshot ( not Full Screen only Mouse pointet square i.e. 300x300px ) in good Quality 2) convert to base64 in good Quality 3) open a new Tab or Window, call an predefined URL ( must set by me ) with the base64 image as parameter. Thats all, no saving of file, nothing more to do.	7	PHP, Javascript, tietojärjestelmäarkkitehtuuri, HTML, Google Chrome	Dec 29, 2017	Dec 29, 2017Loppunut	€50
Canvas signature pad	I need some changes to an existing website. I have an built signature pad (canvas) and a php file with a form that inputs data to mysql. I would like a button that opens that signature pad and on signature pad closing paste the captured base64 value to the hidden input textfield.	2	PHP, Javascript, MySQL	Dec 29, 2017	Dec 29, 2017Loppunut	€59
Multi-Core ASIC Design - SHA256	Looking for competent person to aide in design of algorithm & ASIC design for cryptocurrency.	8	FPGA	Dec 18, 2017	Dec 18, 2017Loppunut	€205
Make a Asic Bitcoin Miner SHA256	Make a Asic Bitcoin Miner SHA256 Hash rate depends on my design. [osoite poistettu, kirjaudu sisään nähdäksesi] must know about What equipment to use make Asic Miner eg PCB Broad Asic chip etc.. 2. You must tell me cost of equipment ,and all cost per pcs. 3. You must know How many time for make it per 10/100/1000 4. If possible You must Chinese. And last you must READ...	6	valmistus	Dec 15, 2017	Dec 15, 2017Loppunut	€122122
Create an ASIC board capable of hasing SHA256 (2-20Th/s)	Good Day I am interested in finding somebody who will be able to design an ASIC board for my team and I. It needs to be able to hash SHA256 in order to mine bitcoin. It is up to you to decide whether you will be using FPGAs or other off-the-shelf ICCs. You will be working with some of the greatest experts in manufacturing and bussiness. It must meet or surpass the following specifications: ...	5	elektroniikka, Mikrocontroller, sähkötekniikka, Piirisuunnittelu, FPGA	Dec 14, 2017	Dec 14, 2017Loppunut	€295021
Read/save data and pictures to/from database	I need a php-script that reads and writes images and data to/from database. Output via JSON-string. Image base64-encoded	21	PHP, Java, CAD/CAM, 3ds Max, 3D-mallinnus	Dec 14, 2017	Dec 14, 2017Loppunut	€90
custom altcoin and wallet creation	* Fully customizable parameters (block time, block reward, block reward reduction rate, etc) * Hybrid * choice of algorithm (SHA256, Scrypt, X11, etc) * choice of difficulty algorithm (KGW, DGW, etc) * Optional premine with premine protection * Unique merkle root and genesis block * Decentralized peer matching system * Source code * Web/windows/mobile wallet * Client compilation * Node h...	6	C-ohjelmointi, C++ -ohjelmointi, Bitcoin, Blockchain, Full Stack Development	Dec 14, 2017	Dec 14, 2017Loppunut	€3658
Project for Makvreng S K Daspan P.	Can you provide sha256 algo source code, 100% premined with [osoite poistettu, kirjaudu sisään nähdäksesi] total coins supply and 1%/year interest in few time? To speed conversation, I can send you my skype account? Please reply as soon as possible. Best regards, François	1	Metatrader, Salaustekniikat, C++ -ohjelmointi, , Bitcoin, Blockchain	Dec 12, 2017	Dec 12, 2017Loppunut	€999
Project for Wael H.	Can you provide sha256 algo source code, 100% premined with [osoite poistettu, kirjaudu sisään nähdäksesi] total coins supply and 1%/year interest in few time? To speed conversation, I can send you my skype account? Please reply as soon as possible. Best regards, François	1	C-ohjelmointi, Komentosarjan asennus, Linux, tekniikka, tietojärjestelmäarkkitehtuuri,	Dec 12, 2017	Dec 12, 2017Loppunut	€999
Filemaker scripts for API-Connection (Oauth 1.0) to Bricklink API	Creating Filemaker scripts for a successful connection to the Bricklink API with Oauth 1.0 authorisation (according Bricklink API documentation). (consumer_key, consumer_secret, token_value and token_secret are avaliable) - scripts for creating a working API call (oauth_nonce, oauth_timestamp and oauth_signature with oauth_signature_method=HMAC-SHA1) The goal = I get a working Filemaker file wi...	6	Tietojen kaavinta verkosta, FileMaker, OAuth	Dec 9, 2017	Dec 9, 2017Loppunut	€152
Build me an excel sheet using VBA for Bitcoin information	Hi, I would like an Excel VBA spreadsheet/programme which is linked to my BitCoin trading account. The code would regularly connect to the exchange API to: - Get the current market information for Bitcoin from [osoite poistettu, kirjaudu sisään nähdäksesi] - use the following API call: [osoite poistettu, kirjaudu sisään nähdäksesi] - get the current ord...	19	PHP, Visual Basic, Excel, tietojärjestelmäarkkitehtuuri, Visual Basic for Apps	Dec 6, 2017	Dec 6, 2017Loppunut	€149
Project for Nikhil J. -- 3	Hi I need to extend the script for uploading some data. JSON-String will be send encrypted to your script. JSON-String has some simgle values and a base64-encoded image	1	3D-renderointi, Solidworks, AutoCAD, 3ds Max, 3D-mallinnus,	Dec 4, 2017	Dec 4, 2017Loppunut	€41
Syncthing Developer for peer-to-peer file synchronization Application	I'm a talker, so whoever gets hired needs to be able to talk to me about this project, both in chat, and over the phone. Communication is important to me and sometimes it's just easy to get a feel for a project by talking ideas out. I have a client that has an orthodontic lab. They create retainers and study models for Doctors. Currently, we use the cloud to synchronize and transfer ...	9	Java, Golang, Asennus, Docker, API	Dec 2, 2017	Dec 2, 2017Loppunut	€29
PDF document per Omanager	PhantomJS task: print a background image using [osoite poistettu, kirjaudu sisään nähdäksesi] Requirements: 1. Use a private GIT repository (for example on BitBucket) 2. Create a fork of project html2PDF (see references) 3. Edit [osoite poistettu, kirjaudu sisään nähdäksesi] inserting the code to insert the attachment image as full A4 backg...	6	PHP, Javascript, Python, CSS, HTML	Nov 30, 2017	Nov 30, 2017Loppunut	€105
Create a Key Pair - Open SSL	Creating a Key Pair You can easily create a key pair running the following OpenSSL commands on a Linux machine: openssl genrsa -des3 -out [osoite poistettu, kirjaudu sisään nähdäksesi] 2048 –sha256 openssl rsa -in [osoite poistettu, kirjaudu sisään nähdäksesi] -pubout -out [osoite poistettu, kirjaudu sisään nähdäksesi] I ne...	5	PHP, Järjestelmänvalvoja, Linux, Apache, Ubuntu	Nov 30, 2017	Nov 30, 2017Loppunut	€19
A simple app for reading QR codes and communication with an api	We need a xamarin app where the user can (1) scan a qr code. From the moment the QR code is scanned. The data must be posted to a specific api url. (2) the user must be able to take pictores of an invoice or id. When the moment the image is captured. the app must send this to an api (base64 or just byte array) This app will be used for authentication of a webbased application.	23	C-ohjelmointi	Nov 29, 2017	Nov 29, 2017Loppunut	€15