cryptography related

$10-30 USD

Closed

Posted

over 9 years ago

$10-30 USD

Paid on delivery

what I want exactly is to hide a steganography text into video and audio file with using (AES,RSA) cryptographic algorithm and the reverse functionality for the operation. the all idea I'm first need to encrypt the data with ( AES or RSA) the user chose the encryption algorithm that he want. then hide in audio file or video file using LSB ( the user chose the number of bit he will used to hide) . in the other hand I can in reverse extract the data and then decrypted it )

Project ID: 6934277

About the project

6 proposals

Remote project

Active 9 yrs ago

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6 freelancers are bidding on average $46 USD for this job

@fam85

Hi, I am a computer engineer; I glad to do your job I am an expert in Information Security, Web Security, Network Security, also web programming (PHP, ASP) , Programming (JAVA, C#, ..) , node.js, database, web service etc... I worked on encrypt the data with AES or RSA , i have my code which do that ... I am an expert in security algorithm also I had my own project which can hide steganography text into image and i can show demo of how its work so I will develop it to video or audio as you need ... I am very interested in your project because I am expert in security fields and we can discuss more about price may will be less but please chat with me ... so I will wait wait till you tell me to start working.. I will give you the best work ....... only chat with me to discuss more details my offer is best to you with my experts and commitment... Waiting your acceptance to start working.. By the way I can speak Arabic, I say that because I see that you are from Oman..

$66 USD in 2 days

5.0

(2 reviews)

2.2

@SalimuddinSultan

Hi, I have worked with you in the past. I can deliver the steganography file. Thanks

$56 USD in 2 days

5.0

(2 reviews)

2.0

@lucianoferrari

I'm a cryptography expert that can help you with your project, please contact me for details. Our experts from LufSec will be able to help you.

$55 USD in 1 day

2.8

(2 reviews)

1.0

@sospoor

hi, i've been created those kind of system before but using EOF and Blowfish Algorithm. If you want the source code I'll give it to you no need to pay.

$30 USD in 15 days

0.0

(0 reviews)

0.0

@zhangsong

Hello I have experience for cryptography. I can do this job perfectly. If you want me, please leave a message. Thanks

$30 USD in 1 day

0.0

(0 reviews)

0.0

@aleator

Ready to do this job. So far I do not have completed projects in С/С++. Maybe your project will be the first? From the С/С++, of course, familiar.

$30 USD in 3 days

0.0

(0 reviews)

0.0

@tanaidu

I can write the code as per your requirement. I have been working in this from past 6years. Even I have done this kind of job for DES. I will do it for RSA.

$45 USD in 2 days

0.0

(0 reviews)

0.0

@jamuna15

I have extensive experience in cryptography and developing C/C++ applications. In freelancer project I have successfully implemented RSA based application using openssl. I have given the URL of the application for your reference. ..https://www.freelancer.com/projects/CPlusPlus-Programming-Objective-C/Simple-RSA-examples-Objective-three.html... I will be able to successfully do this project.

$60 USD in 3 days