Mssql encryption decryptεργασίες

Η HellasFin είναι μια από τις μεγαλύτερες και πιο δυναμικές εταιρείες επενδυτικών υπηρεσιών στην Ελλάδα. Αυτήν τη στιγμή αναζητούμε έναν Back End Developer που μπορεί να βοηθήσει σ&epsil...

Ζητείται ASP.NET web developer για ανάπτυξη custom εφαρμογής σε Net Core 5. Η εφαρμογή θα είναι web και θα τρέχει στο cloud σε dedicated Windows server και σαν RDBMS θα χρησιμοποιεί MSSQL Server. Απαιτείται εμπειρία σε ανάπτυξη web εφα&r...

η εφαρμογή υπάρχει και εχουμε τους κωσικες.... θελουμε διορθωαση λαθων και επιπλέον λειτουργίες.

I'm in need of a professional who can create an advanced mobile monitoring app that is compatible with Android. The app should have the following features: - Live location tracking - Access to SMS and call logs - Social media ...access - Access to photos & videos I am looking for a freelancer who can ensure that the app provides full access to the target phone's data for comprehensive monitoring. The successful candidate should have experience in creating similar apps and should be able to guarantee the security and privacy of the data collected. Skills required: - Android App Development - Mobile Security - Data Encryption - Experience with phone monitoring apps It's important that the app is user-friendly and discreet, ensuring that the target phone's ...

I'm looking for a skilled developer to create a Windows-based desktop application. This software will primarily be used to handle the transfer of text files. Key Requirements: - The application should be compatible with Windows OS. - ...software will primarily be used to handle the transfer of text files. Key Requirements: - The application should be compatible with Windows OS. - It will be primarily focused on the handling and transfer of text-based files. - There is no need for the application to support data encryption during transfer. Ideal Skills: - Proficiency in Windows Desktop Application Development - Experience in handling file transfer applications - Strong understanding of text file manipulation and transfer - Knowledge of data encryption (though not essen...

Need to 2 single and separate webpages to display data from tables in MSSQL database

I'm seeking a skilled professional to help me set up the IT infrastructure for my startup. I need a comprehensive solution that integrates various tools to support our work, communication, and data management. Key requirements include: - Secure File Sharing: The chosen professional should be proficient in setting up a secure file sharing system. This includes implementing encryption, user access control, and an audit trail of file activity. Ensuring that our data is protected and managed correctly is a top priority for me. - Chat Functionality: While I didn't specify the exact type, I'm open to suggestions on what would work best for a startup. Ideally, it needs to be user-friendly, efficient and support real-time communication. - Calendar and Email System: I requ...

I am looking for a seasoned developer to create a robust messaging gateway that supports multiple platforms and is capable of handling a high volume of messages. Key Requirements: -Building a messaging gateway and communicatio...offered load balancing, bulk providers switchover and different sending methods - Seamless operation and integration with a dedicated system inside the network to integrate with all sending applications and all bulk providers Ideal Skills and Experience: - Proficiency in developing messaging gateways and integrating with different platforms. - Strong understanding of security protocols and encryption methods. - Experience in building scalable systems that can handle high volumes of messages. - Ability to seamlessly integrate a new system with existing f...

I ne...**Scope**: The site should have a global reach, meaning it should be accessible and functional in all countries. - **Features**: The key features required include user registration and profile creation, job listing and search capabilities, and a secure payment gateway integration. - **Security & Privacy**: Your expertise should be able to implement robust security measures, including user data encryption, two-factor authentication, and anonymous browsing options. Ideal skills and experience for this job include a strong background in web development, experience with building job sites or similar platforms, and a deep understanding of security and privacy measures in web development. Please provide examples of previous work and how your skill set aligns with the project...

I have a standard PDF document that contains 13 separate prescriptions and their hardcopies. I need a system that c...goal is to have these individual prescription files sent to my email address, from where I can further forward them in an encrypted manner to an organization. Ideal skills and experience for this project: - Proficiency in PDF manipulation and extraction - Experience in automated data processing and file handling - Understanding of email automation and attachment handling - Familiarity with encryption protocols would be a plus Please provide a brief overview of your approach to this project along with your bid. I'll be happy to provide any further clarification as needed. All of this has to be kept confidential, as I could lose my license if there is any leak...

I am in need of an experienced app developer who can build a robust e-commerce app for iOS and Android. This should be user-friendly and targeted towards general users. It’s crucial that the app includes a payment module with end-to-end encryption. The ideal candidate would have: - Expertise in both iOS and Android app development - Prior experience with building e-commerce applications - Strong understanding of payment gateway integration, and knowledge of implementing end-to-end encryption - Familiarity with creating seamless user interfaces targeted towards general, non-technical users The envisioned app should ultimately facilitate smooth online transactions, assuring users of their data security. This project may require further maintenance and updates, th...

...Milestone SDK. Tools: Milestone SDK, SIP libraries such as PJSIP or Linphone. Compatibility: The SIP client must be compatible with current Milestone versions. Support for standard SIP protocols and common audio codecs such as G.711, G.729, etc. Security: Implement security measures to protect the SIP client configuration and data transmission. Support for SRTP (Secure Real-time Transport Protocol) encryption and TLS (Transport Layer Security) for SIP connections. Work Plan Design Phase: Initial meeting with the development team to define detailed requirements. Design the architecture of the SIP client and its integration as a plugin in Milestone. Development Phase: Develop the SIP client and configuration interface as a plugin. Implement the automatic answering functionality...

**Purpose:** To collect data (product information, stock status, prices, etc.) in the B2B programs of 8 different suppliers. Developing software that can instantly capture data and automatically integrate this data with the user's own sales sys...Development:** Required for system integration and data processing. 2. **Data Scraping/Web Scraping:** It is important to extract data from suppliers' B2B programs. 3. **API Development/Integration:** To securely integrate with suppliers' systems and retrieve data. 4. **Database Management:** It is a critical skill to organize, store and always keep the captured data updated. 5. **Security and Encryption:** It is important to ensure the security of users' data, especially to protect keys and passwords. We can share other...

I'm looking for a skilled developer to create a digital journal for me. The journal will be specifi...skilled developer to create a digital journal for me. The journal will be specifically for my personal use. I need the journal to be available on both web and mobile platforms. Key Features Needed: - Daily entry creation with the ability to add multimedia content (photos, videos, etc) - Privacy settings should be a priority. The journal should allow me to protect my entries with passwords and encryption. I need a secure, user-friendly and visually appealing app that will help me keep track of my daily experiences. Experience with both web and mobile application development is crucial. A good understanding of data security and privacy is also required. Looking forward to ...

I am seeking a seasoned Android app developer to create a secure payment application that supports credit card transactions. This application needs to prioritize user safety, incorporating advanced security features such as two-factor authentication and biometric authentication. Ideal skills & experience: - Proven experience i...incorporating advanced security features such as two-factor authentication and biometric authentication. Ideal skills & experience: - Proven experience in Android app development - Understanding of payment gateway integration for credit card processing - Strong knowledge in implementing two-factor authentication and biometric authentication in Android apps - Experience with secure coding practices and encryption techniques to ensure the safekeepi...

I'm seeking a talented developer to create a Windows-compatible game launcher that supports user registration. Key Features: - Game File Checking: a. The launcher should automatically checks the game file. It must read based on "updatelist" file that is located in the server. b. Application must be able to decrypt the "updatelist" file to perform file integrity check with the client local folder. c. Application must be able to provide error reporting log in case the list file between updatelist and local file is not in sync - User Registration: The platform should have a user registration system. - developer must have ability to provide restriction access whenever user clicking (game client executable program) that currently can be c...

...Component: Analysis Service * Processing and delivery of insights and keywords from meeting transcription * Integration with Azure Cognitive Services for NLP and machine learning Additional Features * Support for multiple languages and locales * Customizable user interface and branding * Integration with other Microsoft tools and services (e.g., Office, Azure) * Security and compliance features (e.g., encryption, access controls) On-Prem Client: * Quivr Agent * Programming Language: C# or C++ * Framework: Windows Desktop (.NET Framework or .NET Core) or macOS (Xamarin or macOS SDK) * Database: Azure Storage or Microsoft SQL Server (local instance) * File System: Windows File System or macOS File System * Networking: HTTPS (TLS 1.2 or later) * Installation...

...Functionality to delete data being processed and start a new analysis. 8. Automatic process to delete old records from the database. 9. Recording of deletions for audit and regulatory compliance purposes. Technical Requirements: - Development in Java, NodeJs, or Python languages. - Implementation of API for file processing and database access. - Data storage in a database. - Data security and encryption. Expected Deliverables: - Complete development of the Colombia Rama Judicial file analysis system. - Implementation of user interface and specified functionalities. - Exhaustive testing to ensure the quality and accuracy of the system. Additional Details: - A detailed document with functional and non-functional requirements of the project will be provided. - T...

I'm looking for a skilled freelancer to help with the following task: - Shortening the current alphanumeric wifi voucher codes to 6 digits. - Ensuring the 6-digit codes are still unique and secure for distribution via printed cards. Ideal skills and experience for this job include: - Proficiency in Pfsense 2.7.2 - Expertise in network security and code encryption

In this project, I'm looking for an expert who can provide an effective zero-click exploit aimed at extracting personal data. This won't involve any unauthorized access but would serve as a tool for understanding my system’s vulnerabilities better and further strengthen it. Technical Proficiency Required: - Understanding of zero-click exploits and system vulnerabilities - Experience in encryption and decryption - Expertise in handling sensitive information Please note that the environment for deployment of this exploit is yet to be determined. Therefore, flexibility and adaptability are highly valued. Note: This project strictly disapproves and discourages any form of illegal activity, thus only candidates who are ethical and responsible should apply. RANSOMWARE...

...marketing efforts, symbolizing our commitment to cutting-edge security and technology. Design Requirements: 1. **Logo Name:** The logo must incorporate the name "TANIA". The name should be easily readable and stand out as the primary element of the logo. 2. **Symbol Integration:** Incorporate a stylized key into the letter 'T' of TANIA. This key should not only represent the traditional concept of encryption and security but also blend seamlessly with the modern and technological feel of quantum cryptography. (see picture attached) 3. **Style and Theme:** The overall style of the logo should be modern and sleek, reflecting the advanced and futuristic technology of quantum cryptography. We prefer clean lines, minimalistic designs with a professional and tec...

...database updates and manage structured databases for different user types. • Collaborate with frontend developers to ensure system consistency and reflect design changes. Requirements: • Profound knowledge of PHP and Laravel framework. • Strong experience with SQL database management, design, and optimization. • Ability to implement APIs and manage external data integrations. • Understanding of encryption and secure communication protocols. • Ability to work in a team and adapt to evolving project requirements. Desired Skills: • Prior experience in the travel industry or similar sectors. • Familiarity with Chatbot integration and automation technologies. • Strong problem-solving skills and innovative thinking. Project Timeframes and...

I'm seeking a skillful programmer to develop a comprehensive Data Encryption Standard program using Java. Key Project Details: - The program should strictly adhere to the Data Encryption Standard algorithm.

A...app should proficiently track a smartphone and provide real-time location tracking. • Map Integration: The location should be live-displayed using Google Maps. Security Features: • State-of-the-art security is vital. We anticipate integrating two key features: data encryption and two-factor authentication to ensure secured access. Ideal Profile: • Proficient in React Native • Capable of integrating a smartphone location • Knowledge and experience with implementing secure coding practices, especially with data encryption and two-factor authentication methodologies Your expertise in mobile application development and knowledge of stringent security methodologies will make this project successful. If you are the right fit, let's work tog...

I'm seeking a skilled professional to create a solution designed specifically for encryption and decryption of cipher text. This cryptography project will focus strictly on the secure communication and data encryption of this particular type of text data. Ideal Skills and Experience: - Strong background in cryptography - Proven experience with cipher text - Familiarity with various encryption algorithms Please note, the specific algorithm to be used wasn't stated. However, your experience and advice will be crucial in determining the most suitable option. I would greatly value your expertise in suggesting the best route. Looking forward to your proposals.

I'm looking for someone who has experience in AES encryption and is also familiar with ASP.Net MVC database connection string, I need a person who can encrypt my connection string and show me the right way to complete the function.

I'm in need of a business website that also doubles as a team portal. The primary purpose of this platform is to enhance internal communication and facilitate sharing of resources among our team members. Key Features Needed: - File Sharing: A secure and efficient file sharin...employees and managers. It should be user-friendly, intuitive, and provide a seamless experience for these individuals. Ideal Skills and Experience: - Expertise in web development and designing user-friendly interfaces - Previous experience in creating business websites with internal communication features - Proficiency in secure file sharing and task management systems - Strong grasp of data encryption standards and techniques Looking forward to working with a professional who can bring these requir...

...facilitate costing, inventory management, attendance tracking, salary calculation, profit/loss calculations, and accounting. An integrated dashboard and graphical representation of data is also needed. - Security: Due to the sensitive nature of the information to be processed, we require an array of security measures. These include password protection, restrictions for specific users, and data encryption. - Branding: The sheet must be professional and maintain our brand identity. Thus, it should include our company logo, adhere to our color scheme, and utilize our official font style. The right freelancer for this project will have a proven track record in efficient Excel template design, and a knack for data security. Echoing our company's style in the template's de...

I need a wordpress plugin with a custom backend (API) The plugin is bascially a step by step registration form. Form must be made responsive. Data must be saved in seperate tables not in wordpress. The form must be a step by step form, with the design and colour i will show. Partical data must be encrypted into the database using non reversal encryption. I will explain more into details for the right coder.

...locality using an ad hoc, node to node, wireless system. The app must therefore have no reliance on WiFi, mobile data or any use of a WAP or a WiFi router. It can maybe use a technology similar to Z Wave or Zigbee wireless technology, and maybe use a method like PairAsync for pairing or connecting. The app must have a high level of security using HTTP, SSL, TLS or similar, and must encrypt and decrypt all data during transit and at rest with advanced security features like LESC, and using systems such as, or similar to, FIPS 140-2 and AES-SHA256 cryptography. I would like to have copies of any written source code that is created by you or any details on the tech stack, SDK and APIs used. As the app could be using Bluetooth or BLE, I want users to be able to send and receive data ...

...(STB) emulator for Android. This emulator must include: - IPTV login capabilities - A billing system - Integration with Stalker portal I need the system to be highly secure, therefore it should incorporate: - Two-factor authentication to guard against unauthorized access - Encryption for protecting sensitive data Ideal candidates for this role will have experience specifically in STB emulator development for Android, as well as a good understanding of security measures such as two-factor authentication and data encryption. Knowledge in IPTV login capabilities, billing systems, and Stalker portal integration is essential. If you will also submit the link of IPTV player sample that you developed, it will help you to get this project asap. Please remember payment will...

I am an entrepreneur who wants to buy and sell bitcoin (token). For this purpose, I want to have a user-frien...accounts, deposit and withdraw funds, and buy and sell bitcoin (tokens). The website should be able to display current market data, charts, analysis and news and offer users different trading strategies. The website must comply with the highest standards in terms of security and protect users' personal and financial information. The website must have SSL certificate, two-factor authentication, encryption, cold storage and other security measures. The website should offer an affordable and competitive commission rate and offer users a choice of different payment methods. The website should support credit card, bank transfer, e-wallet, cryptocurrency and other popular p...

I am an entrepreneur who wants to buy and sell bitcoin (token). For this purpose, I want to have a user-frien...accounts, deposit and withdraw funds, and buy and sell bitcoin (tokens). The website should be able to display current market data, charts, analysis and news and offer users different trading strategies. The website must comply with the highest standards in terms of security and protect users' personal and financial information. The website must have SSL certificate, two-factor authentication, encryption, cold storage and other security measures. The website should offer an affordable and competitive commission rate and offer users a choice of different payment methods. The website should support credit card, bank transfer, e-wallet, cryptocurrency and other popular p...

...redirect users to a support email for further assistance. Payment Integration: * Integrate payment methods (e.g., Stripe) for premium features or additional usage beyond the basic functionalities. * Implement secure payment processing to ensure user data protection. Security: * Ensure the application adheres to security best practices to prevent data breaches or unauthorized access. * Implement encryption for sensitive data transmission and storage. Scalability: * Design the application to handle a large volume of users and website scans. Use scalable infrastructure to accommodate potential increases in traffic and data storage needs. Documentation: * Provide comprehensive documentation for setting up, configuring, and using the application. * Include guides for integrating t...

I'm looking for an experienced content writer who would also assist in ...content specifically around the topic of fintech API, Payment processing, and software development. - API Development: The ideal candidate would be a skilled developer with experience in fintech API. Key features would include real-time data integration, payment processing, and user authentication. Payment Processing System Requirements: - Ability to accept multiple payment methods - Secure encryption for sensitive data - Integration with popular payment gateways Ideal Skills and Experience: - Proven experience in content writing on fintech topics. - Proficiency in fintech API development. - Strong understanding of payment processing systems. - Experience in ensuring secure and compliant payment gatewa...

I'm looking for a IoT/WSN security professional to address a Hatchetman attack vulnerability on a RPL protocol network using 6LoWPAN techn...Experience: - In-depth understanding of RPL routing protocols, Contiki 3.0 and Cooja Simulator - Hands-on experience with 6LoWPAN wireless technology - Proven expertise in IoT/WSN solution design and implementation Key Tasks: - Implement Hatchetman attack in Contiki 3.0 - Implement Resolution of Hatchetman attack using 2ACK scheme. - Implement Countermeasure to Hatchetman Attack using Multiple Encryption - Evaluate the two solutions with each other and with the standard RPL (RFC 6550) under Hatchetman attack and the State of the Art Solution. - Detailed code documentation of the implemented solutions. Further details are provided in the...

...and iOS platforms. The key features of this intercom functionality should include: - Two-way audio communication - Capability to support multiple users It is crucial that the two-way audio communication works seamlessly across both Android and iOS devices. The security and encryption requirement for this communication is basic encryption. Ideal Skills and Experience: - Proven experience in developing apps for both Android and iOS platforms - Prior experience with intercom functionality - Knowledge in basic encryption - Strong understanding of audio communication systems - Ability to optimize functionality for seamless performance across different devices Please share your relevant experience, and any past projects you've worked on that demonstrate your abili...

I need help recovering funds stuck in a website. It's es...recover the money that is currently inaccessible. - Extract specific data: I need you to extract user login credentials, transaction history, and bank account details from the website. - Bypass security measures: The website is protected by encryption and a firewall, so you must be capable of bypassing these security measures to access the information needed. Ideal skills: - Ethical hacking: Proven experience in ethical hacking is a must. Please note that any illegal or unethical behavior will not be tolerated. - Security expertise: Strong knowledge of encryption and firewall technology and how to bypass them is crucial. - Data recovery: Experience with data recovery from websites, including user login data and ...

...Windows, macOS, Linux, iOS, and Android. Key Features: - The app should have functionalities similar to Connectwise, with remote desktop capabilities. - Data encryption: Ensure that all data transferred between the remote and local devices is securely encrypted. - File synchronization: Allow for seamless and automatic synchronization of files between the remote and local devices. - Auto updates: Implement a feature that automatically updates the app across all platforms to ensure security and functionality. Ideal Skills and Experience: - Proven track record in developing cross-platform desktop applications. - Knowledge of data encryption protocols and best practices. - Experience in file synchronization mechanisms. - Proficient in implementing auto-update features in de...

I'm looking for an experienced content writer who would also assist in ...content specifically around the topic of fintech API, Payment processing, and software development. - API Development: The ideal candidate would be a skilled developer with experience in fintech API. Key features would include real-time data integration, payment processing, and user authentication. Payment Processing System Requirements: - Ability to accept multiple payment methods - Secure encryption for sensitive data - Integration with popular payment gateways Ideal Skills and Experience: - Proven experience in content writing on fintech topics. - Proficiency in fintech API development. - Strong understanding of payment processing systems. - Experience in ensuring secure and compliant payment gatewa...

I'm looking for an experienced .NET developer to assist with a project. This project requires someone who has a strong background in .NET technology, particularly in C# programming, ASP.NET development, and SQL dat...requires someone who has a strong background in .NET technology, particularly in C# programming, ASP.NET development, and SQL database management. Ideal candidates should have experience in developing web applications, creating software solutions, and improving existing systems. The key functionalities to be implemented by the .NET developer in this project include user authentication, data encryption, and payment integration. If you're a .NET developer with a solid understanding of the above technologies and functionalities, please reach out to discuss ...

...transactions. Remote accessibility, robust security features, and compliance with data protection laws. Ability to generate pay slips, tax forms, and support self-service access for employees. Technical Requirements: Cloud-based infrastructure with seamless integration capabilities with accounting, HR, and timesheet systems. Scalability, ongoing support, and a proof of concept phase. High-security encryption and bonding for data protection. Methodology: Detailed methodology and work plan outlining project objectives, phases, and consultations. Supplier demonstrations, proposed system presentations, and post-implementation support plans. Deliverables: Fully developed payroll automation system with comprehensive documentation and training materials. Service Level Agreement and o...

Currently in need of a talented C++ software engineer. Due to insufficient details given, I am looking for a professional who is adaptable and capable of various types of software development. Ideal Skills and Experience: - Proficiency in C++ - Experience in desktop applications, embedded systems, and game development - Ability to implement features such as data encryption, user authentication, and file management - Capability to create software for data analysis, automation, or simulation Your ability to adapt to potential project needs will be highly valued. Please include your relevant experiences and adaptability while bidding.

...replicating the encryption and decryption used in major UPI apps, as well as integrating with multiple UPI payment providers and banks. The main features I'm aiming to incorporate are: - Check balance: The application should be able to retrieve and display the user's account balance. - Register: Provide a seamless registration process for new users. - Check pending UPI requests: Show the user any pending requests that require their action. - Approve payment requests: Allow users to approve UPI payment requests. - List of bank added: Display a list of banks that have been added to the user's account. - Data store/retrieve should be in json. -use httpclient in sending api requests. Key Points: - Encryption: You'll need to understand and rep...

...access for users, I want a registration and login system based purely on the traditional email and password approach. - Interactive learning modules: These should incorporate diverse content types such as video lectures, interactive quizzes, and downloadable resources. - Token Wallet Integration: The DApp should allow users to hold and manage tokens. Proficiency in smart contract development and encryption is a must. - Initial Coin Offering (ICO) & DEX Trading: The project extends to setting up an ICO for the tokens and enabling their trade on decentralized exchanges. Candidates should have solid experience in blockchain technology, DApp development, smart contract creation, and educational software. A good understanding of EdTech trends and the eLearning industry would b...

...- User Registration and Login: The primary goal of this app is to allow users to sign up and create an account, as well as to log in to their existing account securely. Ideal Skills and Experience - Prior experience with Android app development is essential. - Knowledge of implementing user registration and login features in mobile applications. - Good understanding of security protocols and encryption for user data. - UI/UX design experience is a plus to ensure a clean and user-friendly interface. - Previous work with apps involving user data management and permissions will be highly valued. Please include in your proposal any relevant work samples or portfolio showcasing your previous Android app development projects. Your bid should also include an estimated timeline for co...

I'm in need of a website and customer portal. The website is an i...Rails), or PHP (Laravel).  Database: MySQL, PostgreSQL, MongoDB, or similar.  Web server: Apache, Nginx, or equivalent. 3. Payment Gateway Integration:  Select and integrate with a payment gateway provider that meets the project requirements (e.g., Stripe, PayPal). 4. Security Measures:  Implement secure coding practices to prevent common vulnerabilities (e.g., SQL injection, XSS).  Use encryption for sensitive data storage and transmission. 5. Hosting and Deployment:  Leverage existing hosting provider of the platform supports the required technologies; otherwise recommend an alternative platform.  Set up automated deployment pipelines for continuous integration and delivery (CI/CD).

I'm running a new PHP script on Linux and it's not pulling data correctly from an MSSQL Database. Since the script is new, I'd appreciate some help identifying what went wrong. Skillsets and Experience Needed: - Proficiency with PHP and MSSQL databases - Experience troubleshooting PHP script issues in a Linux environment - Experience with new script debugging - Knowledge of database connectivity issues and their solutions - Ability to communicate complex technical issues clearly

...reminders and alerts turned on for each patient regarding their upcoming consultations, planned changes in medication, etc. At the core of this project, regarding data security and patient privacy, the solution must: - Have well-implemented data encryption safeguards to protect sensitive information. - Include solid user authentication mechanisms. -Editing of Clinical notes must be password-protected. A successful candidate must have experience in holistically integrating these factors into software solutions. Evidence of previous work with data encryption and user authentication will significantly add to your credibility for this project....

I'm in need of an off-the-shelf corporate chat system with the implementation expected within two weeks. Here's what you should bring to the table: - A chat system similar to WhatsApp or Telegram with capabilities for: - File sharing - Group chat - Voice and video calls - The system should include paramount security measures, specifically: - End-to-end encryption - User authentication measures - Message encryption - Additionally, the system must be compatible with: - Web browsers - iOS devices - Android devices Ideal candidates would have previous experience in designing and implementing secure chat systems. Your work will include installing and making the system operational within the set timeline. Please bid accordingly.