Build an encrypted android messaging application



● The system has to provide a sign up and sign in system that it uses to authenticate users upon login

● Client to client authentication should be provided

● Upon change of already established session key or RSA key pair, clients should be


● Authentication should not require user input and should be automatic


● One on one chats between clients should be provided

● Group chats should be encrypted

● Symmetric keys should be exchanged in a secure manner

● Encryption and decryption of messages should not involve the users

● Individual chat data should be stored on the client machine

● Local chat storage should be encrypted with a different secure algorithm


● The client end application should be user friendly and be easy to use to new users. A

seamless flow of operation should be implemented.

● Navigation between one on one chat and group chat menus should be smooth.


● Encryption and decryption processes should not take up more than recommended

system resources

● Latency of messages should not be experienced as IM applications are meant to be

real time applications

● System should self-synchronize on start


● The applications should support multiple languages and have different design choices for users

● Ability to delete chat history and other items can be implemented.

Beceriler: Android, Mobile App Development, Java, C Programlama, PHP

Daha fazlasını gör: creating server client messaging application, android aim application, develop text messaging application, text messaging application, build hrms web based application, build tcp client server application, build sip client web application, build java script poker application, projects messaging application, build rest api j2ee application, create instant messaging application using java rmi, financial fix messaging application design, build google map web application, estimate build simple crud web application, android market application budgeting, android messaging application architecture, build android memo application, android instant messaging application, build an android and ios application

İşveren Hakkında:
( 0 değerlendirme ) Dubai, United Arab Emirates

Proje NO: #20094599


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Hi, there! I have read your description carefully and understood what you want to do. -Authentication I am sorry, but you didn't mention about any web server. For Authentication, there should be a web server that man Daha Fazla

1 gün içinde %selectedBids___i_sum_sub_4%%project_currencyDetails_sign_sub_5% USD
(6 Değerlendirme)

Bu iş için 15 freelancer ortalamada $259 teklif veriyor


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$1200 USD in 20 gün içinde
(75 Değerlendirme)

Hello Sir, how are you? I have been working with mobile apps (native and hybrid) for many years. I read your description carefully and understand your requirements fully. I am really interested in your project. I am 10 Daha Fazla

$250 USD in 7 gün içinde
(65 Değerlendirme)

Respected Clients.., HOpe you are doing great...., I Can design and development the wok immediately..We work on very similar projects So this is not time taking.., Relevant Skills and Experience I have well expertiz Daha Fazla

$90 USD in 7 gün içinde
(99 Değerlendirme)

Greeeting, I have more than 5 years experience in Mobile Applications. I can create any kind application within very sort time. I am a Mobile App Developer working with iOS SDK, Objective C, Swift, Cocoa Touch, UIKit, Daha Fazla

$450 USD in 7 gün içinde
(26 Değerlendirme)

Hello, I have experience in encryption, i will build the app, I am a skilled and experienced Mobile Application Developer having 4+ years of experience in developing various Apps for Android mobile application platfor Daha Fazla

$140 USD in 7 gün içinde
(6 Değerlendirme)

Hello Sir/Mam, We have done the similar project like this. We will give you quality work on your budget and time. Skill: Android,IOS,PHP,Website development,Unity,Codeigniter,Wordpress,Web Design,Logo Design,Xamarin A Daha Fazla

$250 USD in 35 gün içinde
(22 Değerlendirme)

✅ 100% JOB Success score ✅ 300+ HOURS WORKED. Hi, I am a Mobile Application developer, with programming experience more than 7+ years. I am working as a freelancer. I will find the way to solve any task for you. I Daha Fazla

$399 USD in 7 gün içinde
(8 Değerlendirme)

Hello, I am skilled in developing Android ,Iphone, and Ipad apps. My skills includes Android SDK, JAVA ,Android Development Webservices, Cocoa Framework ,XCode ,iPhone SDK ,Cocos2D,OpenGL ES, Master Databases (MySQL ; Daha Fazla

$250 USD in 20 gün içinde
(4 Değerlendirme)

Hi, I have read your project description of developing encryption based android chat app and glad to have this opportunity of work. Please visit my profile to know about my dedication towards work. I will be available Daha Fazla

$140 USD in 7 gün içinde
(15 Değerlendirme)

Hello, I have 100% work completion rate. I always provide the fastest results with quality. I have experience of more than 10 years in web development and maintenance. I have in-depth knowledge of PHP, MySQL, javascri Daha Fazla

$52 USD in 5 gün içinde
(7 Değerlendirme)

I would like to do this for you as low as possible, as I'm new to doing freelancer stuff. Rest you can PM me and I can share my technical experience. We can discuss the price once you decide to go with me.

$255 USD in 30 gün içinde
(3 Değerlendirme)

Hello, Budget mentioned above is just a placeholder .. CAN START RIGHT AWAY!!! I can help you with this easily and can start work by the time you hire as I have worked on android messaging application before and ca Daha Fazla

$140 USD in 7 gün içinde
(3 Değerlendirme)

hi dear sir/mam after reviewing your job requirement carefully We Are100% sure that i can help u to achieve your goal in your time frame with over all 5+year hand of experience in java,php,android,laravel,bootstrap,cod Daha Fazla

$140 USD in 7 gün içinde
(1 Yorum)

Hi, Greetings of the day!!! I carefully reviewed your requirement for quality services you can connect with me. I have more than 8 years of experience in Website & Mobile Application Designing & Development, HTML, HT Daha Fazla

$30 USD in 20 gün içinde
(0 Değerlendirme)