e2e security for little chat-messeger

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I want to improve the existing encryption, or make it from scratch at least for two interlocutors. The number of users would be about 100-200 people. Ideally, it should also work on multi-device, and full-fledged e2e for a one-way group chat (broadcast). Flutter + Firebase/firestore.

Datamaskin-sikkerhet Encryption Flutter Testing / QA Nettsikkerhet

Prosjekt-ID: #39023294

Om prosjektet

30 bud Åpen for budgivning Eksternt prosjekt Aktiv 2 dager siden

30 frilansere byr i gjennomsnitt €145 for denne jobben

bhawanbaweja

Hello, I can help you create a secure and reliable encryption system for your group chat project. With your focus on protecting the privacy of minors, I recommend implementing end-to-end encryption (E2EE) to ensure tha Mer

€250 EUR på 15 dager
(2 Omtaler)
5.8
yasiriqbalengr

Hello, As a seasoned cybersecurity professional, I bring expertise in public and private cloud security, and enterprise network security including hands-on on security products of Cisco, Fortinet, Kaspersky, etc, cybe Mer

€140 EUR på 7 dager
(5 Omtaler)
4.5
Julian29

Hello, I propose developing or enhancing the end-to-end encryption (E2EE) for your chat messenger to ensure secure communication between users, especially considering the sensitivity of catering to minors. Below is an Mer

€140 EUR på 7 dager
(2 Omtaler)
4.0
logWeb

Hello, I have hands-on experience implementing encrypted communication between users in various projects. I've worked on e2e encryption for a mobile app that required secure messaging between users. I utilized encrypti Mer

€140 EUR på 7 dager
(1 anmeldelse)
3.3
muhammad362

Hello Anton, I am Saif, with 7+ years of experience in Flutter and Web Security. I have carefully reviewed your project requirements for enhancing encryption in a chat-messenger application for 100-200 users, focusing Mer

€50 EUR på 3 dager
(2 Omtaler)
2.6
siyaservices24

Hello, I propose implementing a robust end-to-end (E2E) encryption system for your chat messenger, ensuring secure communication for both one-on-one and one-way group chats. Leveraging modern encryption protocols li Mer

€40 EUR på 7 dager
(1 anmeldelse)
2.2
Feriver

Hello, I understand you’re looking for assistance in improving or building encryption from scratch for secure communication between 100-200 users. I have experience in developing encryption systems and can create a Mer

€250 EUR på 5 dager
(3 Omtaler)
2.7
rbtech1984

Hello, As a developer with experience in secure messaging protocols, I know that a privacy-focused chat application, especially one for minors, should have robust end-to-end encryption (E2EE). This project needs a Mer

€111 EUR på 11 dager
(2 Omtaler)
1.2
elvis162

Hello there! Going through your job description, I believe my skill set makes me an excellent fit. I am very confident for your job - e2e security for little chat-messeger because I have worked on similar project bef Mer

€100 EUR på 2 dager
(0 Omtaler)
0.0
anisbouk

Hi, We would like to grab this opportunity and will work till you get 100% satisfied with my work. I am an expert who have many years of experience on Web Security, Testing / QA, Computer Security, Flutter, Encryptio Mer

€200 EUR på 3 dager
(0 Omtaler)
0.0
jorgelsc85

Hey Mate, Thank you for your job posting! I am confident in your project, I am sure I can provide the best result for your project. I have rich experience in Flutter, Encryption, Computer Security, Testing / QA and We Mer

€155 EUR på 1 dag
(0 Omtaler)
0.0
dereks28

Hi there, I’m Derek Swoboda, a Senior Full-Stack Engineer with over 15 years of experience in delivering complex projects on time. After reading your job posting carefully, I believe that I am suitable for your projec Mer

€30 EUR på 5 dager
(0 Omtaler)
0.0
efanntyo

Hello Anton S. Hope you are doing well! This is Efan , I checked your project detail carefully. I am pretty much experienced with Flutter, Testing / QA, Web Security, Encryption and Computer Security for over 8 years, Mer

€100 EUR på 2 dager
(0 Omtaler)
0.0
miroslavg1

✋!!STOP HERE!!✋ Dear client, Thanks for your job posting and hope you are doing well. I am writing to express my interest in the open e2e security for little chat-messeger. With over seven years of specialized experie Mer

€149 EUR på 1 dag
(0 Omtaler)
0.0
kursv526

Hello! I am interested in e2e security for little chat-messeger. With 7+ years experience in software development, I have 100+ successful projects built and 60+ happy clients. From my rich experience and deep knowledge Mer

€130 EUR på 7 dager
(0 Omtaler)
0.0
Curveballsol

Hello Anton, I understand that you are looking to enhance the encryption for a chat messenger application to ensure end-to-end security for around 100-200 users, focusing on multi-device functionality and one-way grou Mer

€120 EUR på 6 dager
(0 Omtaler)
0.0
SDHOfficial

Hi There, I’m excited to offer you a 20% discount on implementing end-to-end (e2e) security for your chat messenger. I specialize in integrating advanced encryption protocols to ensure your users’ messages remain priv Mer

€30 EUR på 1 dag
(0 Omtaler)
0.0
skalogir

Hello. I am interested in improving or developing a secure encryption solution for your group chat project. I can create a robust encryption system from scratch or enhance your existing solution for two interlocutors Mer

€250 EUR på 7 dager
(0 Omtaler)
0.0
glendinod

I also hope that I can accept this project. If I am accepted, I will really be willing to carry out this project well and correctly.

€140 EUR på 7 dager
(0 Omtaler)
0.0
Siyatechno

Hii,there I have carefully reviewed your project description, and I believe I can assist in improving or creating encryption from scratch to meet your requirements for secure communication. With over 8 years of experi Mer

€100 EUR på 7 dager
(0 Omtaler)
0.0