Find Jobs
Hire Freelancers

Applying Public Private Key Concept in C# -- 2

$30-250 USD

Closed
Posted about 5 years ago

$30-250 USD

Paid on delivery
The idea is to do a digital signature but with Encryption, in this case we can retrieve the text and image ( not just hashing). I already have code in Java that do that and android app but I need to convert it to C#
Project ID: 19262196

About the project

16 proposals
Remote project
Active 5 yrs ago

Looking to make some money?

Benefits of bidding on Freelancer

Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
16 freelancers are bidding on average $189 USD for this job
User Avatar
Hi there! I'm an experienced .net software developer (9+ years). I believe that I can help you converting you concept to C#, I also save some basic knowledge of Java. Best Regards
$133 USD in 2 days
5.0 (54 reviews)
7.0
7.0
User Avatar
Dear Hiring Manager, I have 9+ years experience in .net platform , MVC , .net core and SQL Server I have built multiple projects based on .net and later using .net core sql server , entity framework , entityframework core , jquery , angular 5 and 6 also built real time apps based on google products
$250 USD in 3 days
5.0 (32 reviews)
6.9
6.9
User Avatar
Hi there, I have read your project description and i'm confident i can do this project for you perfectly.I still have a few questions. please leave a message on my chat so we can discuss the budget and deadline of the project. Thanks . .
$155 USD in 3 days
5.0 (26 reviews)
6.3
6.3
User Avatar
Hi, sir. am Gavrichkov. I have read carefully your requirements. I have the best skills and much experiences in c++ & c# developing such as encrypting & decrypting, SynWebBroker, HTTPEMB projects. I have already completed so many projects and get good reviews from employers. Now I have some demo whatever I have done so far. I am sure I can complete this project. If you award this project to me, then you will get a great result! Looking to be your Good Venture along with your project! Regards.
$155 USD in 3 days
5.0 (61 reviews)
6.3
6.3
User Avatar
Hi there! May Peace Be Upon You !! I am a Certified Ethical Hacker and Pen Tester. I just love hacking and breaking the rules, but don’t get me wrong as I said I am an ethical hacker. @Certified at Windows Security & Forensics @Certified at Ethical Hacking @Certified at WEB APP SECURITY FUNDAMENTALS @Certified at Website Hacking / Penetration Testing Main Skills: Penetration Testing, Web Application Security. Social Engineering, Red team assessment, Ethical Hacking & Countermeasures, Malware Analysis My core competency lies in performing black and gray box testing, on the live web applications/networks or in lab environments.I am familiar with all common attack vectors and mitigation techniques, as well as finding unknown to public exploits known as 0days in web applications. Even though most of my work is confidential I can share vulnerability assessment sample. I have experience in vulnerability assessment for PCI & HIPAA Compliance. Service Description 1)Web Application Penetration Testing based on OWASP TOP 10 2)Network Penetration Testing 3)Vulnerability Assessment 4)Security Hardening See you online and have a great day! Warm regards, Shofiur
$250 USD in 3 days
5.0 (31 reviews)
6.4
6.4
User Avatar
Hello there, This is a default bid made. we'll discuss the price later in the chat after reading your project i can do this for you perfectly.I still have a few questions. please leave a message on my chat so we can discuss this further.. Thanks . .
$155 USD in 3 days
5.0 (8 reviews)
5.1
5.1
User Avatar
Hi,  I am a Full stack developer in Microsoft technologies.  I have worked extensively with digital signatures and encryption decryption. You can go through the reviews in my profile that support my claim. My area of expertise is web application development (asp.Net web forms, MVC, classic ASP), web services (SOAP & RESTFul), MySql & Sql Server as back end (through stored procedures).  I have 7 years of experience as a full time software developer.  Kindly contact me, lets discuss your requirements.
$555 USD in 1 day
4.9 (20 reviews)
5.4
5.4
User Avatar
Hi, I am very happy to bid your project. I read your requirements carefully,so i see what you mean. I have been experiments with C# Programming, Computer Security, Internet Security, Java, Web Security I'd like to work with you. i'll complete this project for you to the best my ability and without condition I am looking forward to meeting you
$100 USD in 1 day
4.9 (17 reviews)
4.7
4.7
User Avatar
Hi, I have worked on various projects where part of the job was cryptography and security. I have experience with Java , C#, different encryption algorithms and hashing functions. To work on your project would be a pleasure. I am always available and you can send me the Java source code at anytime to get started. Thanks
$150 USD in 2 days
4.8 (6 reviews)
4.6
4.6
User Avatar
Hello there! I have 5+ years of experience programming in c#, and both of them have really similar syntax. I think I can convert the code from one into another. I hope to hear from you. Message me for further discussion :).
$120 USD in 3 days
5.0 (11 reviews)
4.2
4.2
User Avatar
I am a graduate of Computer Science with key subject of cryptography and its application. I have done my projects regarding cryptography including modified AES ,DES and RSA . I am sure that i can be helpful for this project.
$100 USD in 3 days
0.0 (0 reviews)
0.0
0.0

About the client

Flag of UNITED STATES
NORFOLK, United States
4.8
76
Payment method verified
Member since Feb 8, 2015

Client Verification

Thanks! We’ve emailed you a link to claim your free credit.
Something went wrong while sending your email. Please try again.
Registered Users Total Jobs Posted
Freelancer ® is a registered Trademark of Freelancer Technology Pty Limited (ACN 142 189 759)
Copyright © 2024 Freelancer Technology Pty Limited (ACN 142 189 759)
Loading preview
Permission granted for Geolocation.
Your login session has expired and you have been logged out. Please log in again.