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    43 bouncycastle trabalhos encontrados, preços em USD

    I need an android app where you enter an ECDSA Secp256k1 private key and use it to sign a string. Maybe using bouncycastle library. The signature should be verifiable in php, using: $data='teststring'; $pkey=openssl_pkey_get_public($public_key); $res=openssl_verify($data,$signature,$pkey,OPENSSL_ALGO_SHA256); Example public/private

    $188 (Avg Bid)
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    4 ofertas

    ...once they declared they have read it. • Implement your proposal by programming in Java with the given security/cryptography software development packages which are Java BouncyCastle cryptographic package Demonstrate your application working and behaving as above described. • Write a report that is no more than 2000 words to describe your propose

    $244 (Avg Bid)
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    8 ofertas

    ((IDisposable)stringReader).Dispose(); } return [login to view URL]([login to view URL](bytes, 0, [login to view URL])); } i use BouncyCastle library for this function. I want make decryt function c# and convert it to php. I need in 1 - 2 days if you can't finish job 1-2 day please don't bid to this project

    $129 (Avg Bid)
    Urgente
    $129 Média
    12 ofertas

    I looking for Expert in OpenSSL/TLS, Java/SpringBoot/MongoDB to build my own Certificate Authority Server app Based Java BouncyCastle lib. Best regards.

    $649 (Avg Bid)
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    19 ofertas

    I looking for MongoDB/Java/Spring/REST API /angularJS/BouncyCastle lib developer to build Time Stamp Authority Software. Best regards,

    $768 (Avg Bid)
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    17 ofertas

    I need someone that implemented before cryptographic scheme with bilinear maps and use library as JPBC or BouncyCastle. Also I need him to now very good Cryptography for some explanation of that scheme.

    $129 (Avg Bid)
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    2 ofertas

    A java program that encrypts, decrypts and generates keys using bouncycastle or any other PGP code that I can drop into an Android Studio project. I mention bouncy castles because most of the work is already done. I will need TextBoxes that display the data. I would like to show front end I already have.

    $161 (Avg Bid)
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    17 ofertas
    Writing a code Encerrado left

    ...to implement AES on your own. Instead, use the libraries that come with almost every programming language. For example, Java has the Java Cryptography Extensions or the BouncyCastle library, both of which are freely available. Do not use the programming language to simply call the OpenSSL command-line programs. Some languages have bindings to OpenSSL

    $34 (Avg Bid)
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    21 ofertas

    I need a small software written in Java and using BouncyCastle library ([login to view URL]). The application can be in CLI or in a very simple GUI interface. It should have basically 2 functions: 1 - Sign a file: In this option the user should select a digital certificate in PKCS#12 format (using pfx or p12 extension) and any

    $146 (Avg Bid)
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    6 ofertas

    ...source project K-9 mail ([login to view URL]). The requirements for Android app: 1. Support S/MIME. It is expected to use the S/MIME functions provided by the BouncyCastle library. 2. Email signing algorithms to be supported: 1) RSA-2048 with SHA1 2) RSA-2048 with SHA256 3. Email encryption/decryption algorithms to be supported:

    $4435 (Avg Bid)
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    81 ofertas

    i want to get the full sourcecode for ecdsa using bouncycastle provider and api and naf

    $13 (Avg Bid)
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    1 ofertas

    ... The Android operating system includes a customized version of Bouncy Castle and provides a limited set of cryptographic features. The SpongyCastle library, based upon BouncyCastle, can be used to provide additional functionality on Android. A project I developed uses SpongyCastle on Android, creating asymmetrical key pairs that are used for

    $981 (Avg Bid)
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    2 ofertas

    We wish to update the encryption functionality of PDFtk server to use AES 256 for PDF encryption. It currently implements AES 40/128. ...Windows. Source urls: PDFtk Server: [login to view URL] PDFtk Source: [login to view URL] ItextPdf: [login to view URL] Bouncycastle: [login to view URL]

    $902 (Avg Bid)
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    Need to create class wrappers around the encryption types of BouncyCastle [login to view URL] For example, need AES, Rinjdael etc AES=AESFastEngineBlowfishEngine RijndaelEngine, SerpentEngine RC4Engine Salsa20Engine ChaChaEngine Create new classes that include initialisation with ParametersAndIV (where appropriate), as well as initialisation

    $20 (Avg Bid)
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    1 ofertas

    Need to create class wrappers around the encryption types of BouncyCastle [login to view URL] For example, need AES, Rinjdael etc AES=AESFastEngine BlowfishEngine RijndaelEngine, SerpentEngine RC4Engine Salsa20Engine ChaChaEngine Create new classes that include initialisation with ParametersAndIV (where appropriate), as well

    $95 (Avg Bid)
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    2 ofertas

    Need to create class wrappers around the encryption types of BouncyCastle [login to view URL] For example, need AES, Rinjdael etc AES=AESFastEngine BlowfishEngine RijndaelEngine, SerpentEngine RC4Engine Salsa20Engine ChaChaEngine Create new classes that include initialisation with ParametersAndIV (where appropriate), as well

    $10 - $30
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    0 ofertas

    I have an Graphical user interface and i need to add signing functionality (using CAdES-A format) for sign a document multiple times. Need to know: -electronic signature -TSP - Time Stamping Protocol

    $98 (Avg Bid)
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    4 ofertas
    Java Based PGP Tools Encerrado left

    ...implementation based on an old version of the [login to view URL] project but would like to get a new version with a simpler interface - happy to keep using the latest version of BouncyCastle and Java 7 . Basically need a script library I can include into the automation platform and then use two simple calls from a Java script - either a) Encrypt a given

    $108 (Avg Bid)
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    8 ofertas

    ...info and update info (e.g. administering medication) Then, I need the web service (XML) to be encrypted using AES and DES. One method for encryption that I'm aware of is bouncycastle, the cryptography library for Java, but you may suggest another method to encrypt the web service as well All code must be delivered and the code must be well tested and

    $347 (Avg Bid)
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    I need a way to convert an RSA key generated in .NET: var rsa ...for demonstrably working code where a key pair generated on each platform can load on the other platform, and messages can be exchanged both directions. Dependencies on BouncyCastle is acceptable. But all code must be freely available (no royalties) and most preferably open source.

    $361 (Avg Bid)
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    Given a pem or DER file encoded with ASN1 you have to dump its contents. Libraries you can use BouncyCastle or Libtasn1 for C/C++

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    I need a very simple ssl proxy written for android...need a very simple ssl proxy written for android. no app interface required can use default generated xml from eclipse. Following will need to be completed: [login to view URL] bouncycastle keystore [login to view URL] keystore into project [login to view URL] an ssl socket on port 5555 [login to view URL] all data via the proxy

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    android ssl proxy Encerrado left

    I need a very simple ssl proxy written for android...need a very simple ssl proxy written for android. no app interface required can use default generated xml from eclipse. Following will need to be completed: [login to view URL] bouncycastle keystore [login to view URL] keystore into project [login to view URL] an ssl socket on port 5555 [login to view URL] all data via the proxy

    $362 (Avg Bid)
    Destacado
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    7 ofertas

    We require someone to create a BlackBerry application that will generate a PGP Key pair (using the BouncyCastle library) and upload the public key to a PGP Universal Server's verified directory service via https. Must work with BlackBerry 7 OS. Would like to discuss compatibility with upcoming BB10 OS. Here is some information to get your started:

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    Destacado
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    I need a page which works si...have pgp encryption and exactly same options like [login to view URL], just have more payment options and have a different layout. I've been told by [login to view URL] they have "BouncyCastle Squirrelmail Postfix Dovecot" used. Is anybody outhere Which can create a full working pgp email encryption service like countermail.com.

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    I need a routine to decode the SSL Handshake Message Certificate Verify (13). I am using the BouncyCastle APIs. I believe that help can be found at: <[login to view URL]> and at: <[login to view URL]> The module that I need takes in a

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    3 ofertas

    We are trying to use bouncycastle encryption library for J2ME. It seems to work but the issue is that encrypted string is 4-5 times larger then the original not encrypted data. Besides somehow it does not except key shorter then 32 bytes while it supposed to work with 16 bytes too. We tryed another bouncycastle library in Csharp and it does generate

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    BuzzerStar Encerrado left

    ...xml results and ( xml results contain valid urls ) opens the selected urls with a browser. the communication with the backend ( or proxy ) is protected via AES128bit ( bouncycastle ) and Gzip. a normal user must wait X seconds before he can access a result link and have only 10 searches per day left. premium user get direkt access and have 50 searches

    $819 (Avg Bid)
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    7 ofertas

    ...the project, the ideal candidate is a master in these: Tomcat JSP JQuery Spring webflow Spring web services Sitemesh Castor marshalling Mysql Hibernate Bouncycastle and general PKI concepts Quartz Maven2 Mondrian+jpivot Subversion+trac In your bid request please provide information about your experience in the said technologies

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    33 ofertas

    ...the project, the ideal candidate is a master in these: Tomcat JSP JQuery Spring webflow Spring web services Sitemesh Castor marshalling Mysql Hibernate Bouncycastle and general PKI concepts Quartz Maven2 Mondrian+jpivot Subversion+trac In your bid request please provide information about your experience in the said technologies

    $7 / hr (Avg Bid)
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    5 ofertas

    ...used in the project, the ideal candidate is a master in these: Tomcat JSP Spring webflow Spring web services Sitemesh Castor marshalling Mysql Hibernate Bouncycastle and general PKI concepts JQuery Quartz Jasperreports Maven Subversion+trac In your bid request please provide information about your experience in the said

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    I need a Silverlight for Windows Phone > Windows Phone Class library that implements the RSA algorithms in the Bouncy Castle cryptography library. The full source code library in C# can be found at <[login to view URL]>. I need you to extract the RSA encryption files, and port them to a Windows Phone Class library. The catch is that Hashtable and Arraylist are not supported in Windows Pho...

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    It is needed to finish the attached testcase, where the result is sign a byte array and verify it. for it, is necessary to complete the method loadPrivateKey of SignatureTestCase and the methods sign and verify of the class TestJCE without using any third party API.

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    Java library update Encerrado left

    ...and classes have javadoc tags. I would like those added, so that the javadoc of the public classes and methods can be auto generated in Eclipse. 3. The project uses the bouncycastle encryption toolkit, but it currently includes all of the source rather than just the available .jar file. So I would like that portion of our toolkit cleaned up. 4. In what

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    ...create. Encryption must be done with a public key while decryption must be done with the associated private key. 4. The catch is that the API used (PKCS7 preferably, but BouncyCastle, Cryptographic Message Syntax can be done as well) needs to stream the file it encrypts or decrypts in using an InputStream/OutputStream or a CipherInputStream, CipherOutputStream

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    0 ofertas

    -- Specs -- I need a C# wrapper class around the [login to view URL] encryption and compression library that will take file names as parameters and de/compress and en/decrypt them. Encryption Algorithm is always TrippleDes -Public Key used to encrypt -Private key with a passphrase used to decrypt Compression Algorithm is always BZip2 with compression level 9 This class will be used...

    $240 (Avg Bid)
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    ...following technologies are used: Java JDBC Javascript The EXT JS web ui. An implementation of the blowfish encryption algorithm. We can provide sample code using the bouncycastle API. * If the contractor doesn't know the Ext library, We can provide sample code with a nearly working version of the web UI. The back end coding is the same

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    1 ofertas

    ...attached program to windows mobile 5.x There is only one file ([login to view URL]) and that's about 300 lines of code. The task is mostly creating a cab file and taming the bouncycastle library to reduce the memory footprint. Ignore the java portion as that was posted a separate project. Thanks ## Deliverables 1) Complete and fully-functional

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    ...([login to view URL]) to j2me. The file is about 300 lines of code (java). Most of the task is just creating a .jar and .jad file for j2me phones while taming the bouncycastle to a reasonable size so that it would fit into the memory of a phone. There might be a utility that does that (i.e., eliminate unused code). Ignore the C# version as

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    2 ofertas
    j2me app Encerrado left

    The task is to create a small j2me application using the attached java code as the base. For crypto related functions that's missing in j2me, use bouncycastle. ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Deliverables must be in ready-to-run

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    11 ofertas

    For a University/college project I need someone to provide step by step details (for dummies :-) ) on how to obfuscate the BigInteger class and use it in a midp application. I also need an example of this - source and midp jar file. The second part is to show an example of a working [login to view URL] midp project using the BigInteger.class. All i need is a description of how to create ...

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    1 ofertas