Data encryption system java project source code jobs

...Features: - AEPS Integration: The platform should seamlessly incorporate AEPS for easy and widespread access. - Domestic Money Transfer: Users should be able to send and receive funds across the country effortlessly. - Bill Payments: Incorporate a user-friendly interface for bill payments. Security Measures: - Two-Factor Authentication: A must-have to ensure user identity verification. - Encryption of Data: All data must be securely encrypted to protect user information. - Fraud Detection Systems: Implement sophisticated systems to detect and prevent fraudulent activities. Ideal Skills and Experience: - Proven track record in developing secure, user-friendly, and robust financial platforms. - Expertise in integrating AEPS and DMT into applications. - Strong knowle...

I'm seeking an experienced Java and AWS developer to help build a basic journal website. The project involves the use of Springboot, AWS Dynamo, S3, and several other technologies. Key Aspects of the Project: - User Authentication: The website will require user authentication for reviewing submitted journals. I prefer using OAuth for this purpose. - S3 Storage: All uploaded files will be stored in a single S3 bucket with folders. Ideal Skills and Experience: - Proficiency in Java and AWS - Experience with Springboot, AWS Dynamo, and S3 - Understanding of implementing OAuth for user authentication - Familiarity with structuring files in S3 The goal is to have the website up and running within 20-30 days. Experience in similar projects will be highly value...

...5.4 project to a new one using the latest Laravel tools. Key project components: - Code Maintainability: The primary focus of this conversion is to enhance the code maintainability of the project. This will ensure the project is easier to work with in the future. - Frontend Tools: I'm open to using Laravel Livewire for this project. Experience with this tool will be a significant advantage. - UI/UX Updates: Alongside the code conversion, I require some minor design and UI/UX updates. This will not be a complete redesign, but a fresh perspective on the current design will be appreciated. Ideal skills for this project include: - Proficiency in Laravel, especially the latest versions - Experience with Laravel Livewire -...

I'm looking for an expert in Amibroker AFL coding to help me develop some trading strategies. The project will require some exploration of a custom array, which will be used for storing computed indicators. Key aspects of the project include: - Developing effective trading strategies using AFL code - Exploring the potential of a custom array - Utilizing the custom array for storing computed indicators Ideal candidates for this project would have: - Extensive experience with Amibroker and AFL coding - Strong understanding of trading strategies - Ability to create and manipulate custom arrays.

More details: What type of system does your organization currently use? Hybrid solution What level of caller ID customization do you require? Full control (custom name and number) What languages do you need the technician to be proficient in? English

I'm looking for a developer who can help me code an app that scans QR codes for attendance. Key Requirements: - The app needs to be cross-platform, functional on both iOS and Android devices. - It should capture specific information from the QR codes, specifically the Student ID and the Timestamp. - The app does not require user authentication. Ideal Skills: - Proficiency in mobile app development, particularly for iOS and Android. - Prior experience in creating QR code scanning applications. - Knowledge of integrating Google Sheets for data capture and storage. - Ability to deliver a simple yet effective user interface.

...employee onboarding, and driver identity verification. Furthermore, it's crucial that this system is impervious to hacking attempts. Key Aspects: - The onboarding process should be multifaceted, covering: - User registration - Employee onboarding - Driver identity verification - Data Security: The verification results database must store all encrypted verification data, accessible only to a specific permission group. - Real-time ID Check: The system should regularly verify drivers' identities by matching a selfie to their profile photo. - Comprehensive Data Encryption: The project requires all-encompassing data encryption which includes end-to-end encryption, encryption at rest, and encrypt...

I need a seasoned Android developer with robust Java skills for creating a Credit Management System application. The app needs to provide: - User account management - Credit scoring and analysis - Transaction tracking In terms of user roles, the application should cater for: - Admin - User - Credit Officer Additionally, the app needs to integrate with SMS/Email notification services. Experience in creating similar applications and with the mentioned integrations will be a significant advantage.

Looking for a SIP trunk provider. We need a technician to help apply for a local SIP trunk provider to access our system. Requirements: 1️⃣ It needs to support calling China. 2️⃣ The billing method is calculated in seconds. 3️⃣ Customizable caller ID

...website for my cleaning business. The main objective of the site is to provide a seamless online booking experience for our clients. Key Features: - Integrated payment and scheduling: The booking system should allow clients to schedule their cleaning services at their convenience and make payments seamlessly. - Automated email confirmations: Once a booking is made, an automated email confirmation should be sent to the client. - Client account management: Clients should be able to create and manage their own accounts, allowing them to track their bookings and payments. - Service reminders: The system should send automated reminders to clients about their upcoming services. - Subscription to our Services: We want to offer an option for clients to subscribe to our cleaning s...

I'm embarking on an operating system development project and require an expert in x86 assembly to guide and assist me. Ideal Skills and Experience: - Proficiency in x86 assembly language - Prior experience with system programming - Strong understanding of operating system concepts - Knowledge of kernel and bootloader development - Ability to implement system utilities and tools

...Fortnite map using UEFN and in need of a custom code editor who use verse, specifically designed for the Unreal Engine Framework (UEFN). Key Features: The code editor should include robust syntax highlighting capabilities to assist in coding within UEFN. An efficient auto-completion feature is essential to enhance coding speed and efficiency. The code editor should have seamless version control integration for easy tracking of code changes. Ideal Skills: Extensive experience with UEFN is a must. Proficiency in creating code editors or similar software. Knowledge and experience in implementing syntax highlighting and auto-completion features. You should be comfortable working with UEFN and have a solid understanding of what features a code...

I'm in need of a C programming expert who can write simple programs for two types of Jieli MCUs - AD142A4 and AC6082A2. This will be done using Code Blocks or equivalent software suited for non-ARM MCUs. Key Responsibilities: - Crafting C programs for both MCU types - Implementing systems to control LED blinking - Reading and processing digital inputs, such as buttons and sensors Ideal Candidate: - Demonstrates strong proficiency in C programming - Has hands-on experience with Jieli MCUs, particularly AD142A4 and AC6082A2 - Can deliver both LED control and digital input reading with equal precision and efficiency.

Im looking for a laravel dev to improve performance of my existing laravel, the issue is that when we have add data ( vouchers) it is slow now, when you click the voucher example or when you log in, it i think read all vouchers at same time and it needs time to load, i want to fix this issue.

...developer to create a comprehensive web-based messaging portal. This system should facilitate real-time, text-only communication between clients and experts, with secure interactions post-payment. Key components of the project include: - **Chat Integration**: Implement a simple, text-based chat system for client-expert interactions. - **Payment Processing**: Seamlessly integrate PayPal for payment transactions. This includes a feature for clients to request payments for additional replies, either within the chat or via email. - **Subscription Service**: Develop a weekly plan for ongoing services which user can cancel at any time. - **Advanced Security**: Implement top-tier security features such as end-to-end encryption and two-factor authentication. On t...

I am in need of a detailed technical specification document for a comprehensive lottery system website. The primary function of this system will be to sell lottery tickets, manage draws, winnings and users . The system should be accessible from both web and mobile platforms. Key Requirements: - The tech specification should be comprehensive enough for a web developer to understand and execute the project. - The document should incorporate best practices in web and mobile development. - The system should be user-friendly for adults, with diagrams considering various levels of tech-savviness. - Understanding of e-commerce and ticketing systems is a plus. Ideal Skills: - Technical writing with a focus on web development. - Experience in creating specifica...

I'm in need of a seasoned developer with extensive experience in Firebase and React to help troubleshoot and resolve code issues. The project mainly revolves around debugging and fixing critical problems related to Cloud Functions deployment errors and environment configuration issues. Key Responsibilities: - Examine the current codebase to pinpoint problems. - Debug and fix functionalities related to Firebase. - Guarantee smooth integration between Firebase services and React frontend. - Conduct tests and validate fixes for reliability and performance. Ideal Skills: - Proven expertise with Firebase, particularly with Cloud Functions. - Strong proficiency in React.js. - High-level debugging and troubleshooting skills. - Effective communication skills for discussing iss...

I'm looking for a professional who can convert my Python automation code into an executable file compatible with Windows, MacOS, and Linux. Key requirements: - Expertise in Python and experience with converting Python scripts to EXE files - Understanding of cross-platform compatibility issues and how to resolve them - Knowledge of the specific libraries my code uses and how to package them with the EXE The Python code includes automation tasks and relies on certain external libraries. It is vital that the converted EXE retains the full functionality of the original Python script. Please note, the ideal candidate for this project should be able to ensure that the EXE runs seamlessly across all three operating systems.

I fix system issues using custom Python tools with an id called the power of Python to identify, troubleshoot, and resolve system issues efficiently. developing custom scripts and tools, I streamline the process of diagnosing problems in operating systems, applications, and networks, ensuring minimal downtime and optimal I Offer: Automated Diagnostics: Build Python scripts to analyze system logs, monitor performance metrics, and detect anomalies. Identify root causes of errors or crashes using data parsing and analysis tools like Pandas. Custom Troubleshooting Tools: Create interactive Python applications to test and debug specific system components (e.g., hardware checks, API response testers). Develop tools to manage system resources, monitor...

Raspberry Pi PTZ Security Camera System 1. Introduction The goal of this project is to develop a Raspberry Pi-based Pan/Tilt/Zoom (PTZ) security camera system that can operate autonomously and connect to a WiFi network for remote control and video streaming. The system will consist of Raspberry Pi Zero 2 W units serving as remote PTZ cameras and a Raspberry Pi 5 functioning as the central control hub (zcam-server). 2. System Overview 2.1. Hardware Components • Remote PTZ Cameras (up to 4 units): ◦ Raspberry Pi Zero 2 W (zcam1, zcam2, etc.) ◦ Raspberry Pi Camera Module 3 (NoIR or Standard) ◦ 2x Servo Motors (Pan/Tilt) connected to GPIO pins ◦ WiFi connectivity for remote access • Central Server: ◦...

I need a Java automation script that has been designed for data extraction. The script is not functioning properly at the moment and requires a skilled programmer to perfect its logic flow. Key Responsibilities: - Analyze the existing Java code - Improve and perfect the logic flow - Ensure the script runs properly and correctly Ideal Skills: - Proficient in Java programming - Experience with writing and debugging automation scripts - Knowledge of web scraping techniques - Strong problem-solving skills

I have an existing Node.js application that needs to be integrated with noVNC server and MeshCentral for remote desktop access. The key requirements for this project are: - Editing the current Node.js application to facilitate the integration - Setting up the connection to the noVNC server - Configuring the MeshCentral for proper remote desktop accessibility - Implementing encryption as the primary security measure for remote desktop access Ideal candidates for this project should have extensive experience with Node.js, noVNC, and MeshCentral. A strong understanding of encryption and security measures for remote desktop access is also crucial.

...deliverables include a compiled .jar file, source code, and user documentation. Key Requirements: - The study should be compatible with MotiveWave's SDK. - Integration with Bollinger Bands as an additional technical indicator. - The implementation of the TTM Squeeze Pro indicators should closely mimic the functionality demonstrated in the TradingView link provided. Ideal Skills: -Java - Experience in developing custom studies for MotiveWave. - Proficient in coding and understanding of the TTM Squeeze Pro Indicator. - Familiar with Bollinger Bands and their application in market analysis. -Familiarity with the MotiveWave trading platform and its Software Development Kit (SDK). -Experience with IDEs like IntelliJ IDEA or Eclipse to compile and build Java...

...maintenance of private servers for Habbo Hotel. This project involves working with modern technologies such as HTML5, Nitro-React, Nitro Renderer, and Java for emulators, alongside managing databases and a custom CMS. Key Responsibilities: - Server Development - Emulator Maintenance - CMS Customization The current state of the project is fully developed but requires ongoing maintenance. Therefore, a critical part of your role will involve: - Bug Fixing - Feature Updates Ideal skills and experience for this job include: - Strong knowledge of HTML5 and Nitro-React - Experience with Nitro Renderer for graphic rendering - Proficiency in Java - Database management (preferably MySQL and PostgreSQL) - Development and maintenance of custom CMS This project...

I'm seeking an audio technician to assist in setting up a high-fidelity stereo system in my home. The system will include speakers, an amplifier/receiver, and a turntable. Ideally I would also link this with my TV to have surround sound. Key Responsibilities: - Advise what wires need to be bought (have inherited the system), all power cables already here but connected speakers / amp / sub woofer etc, missing most of these I think - Assist with the installation and setup of the audio system - Ensure all components are properly connected and functioning - Provide guidance on optimal speaker placement for sound quality Ideal Skills and Experience: - Proven experience in audio engineering or a related field - Prior experience with high-fidelity stereo syste...

I'm in need of a skilled professional who can integrate a payment gateway into my Java-based web application. This application is an E-commerce site, and I'm looking to incorporate PayPal, Stripe, and Square as the payment options. Key Requirements: - Extensive experience with Java and web application development. - Proven track record in integrating payment gateways, specifically PayPal, Stripe, and Square. - Understanding of E-commerce site requirements and functionalities. - Ability to ensure secure, seamless, and user-friendly payment processes. Your expertise will directly impact the functionality and success of this E-commerce platform. Looking forward to your proposals.

Our church sound system is experiencing multiple issues, including audio distortion, microphone feedback, and inconsistent volume levels. The problem seems to be affecting various components of the system, specifically the speakers, microphones, and amplifiers. This sound system is primarily used for our church services. Therefore, it's crucial that the system is repaired and optimized to ensure clear, consistent sound throughout our worship sessions. Ideal skills and experience for the job: - Proficient in sound system repair and maintenance - Experience working with church sound systems preferred - Ability to troubleshoot and resolve sound issues efficiently - Knowledge of optimizing sound systems for large spaces We are located at 288 S Hamil...

There's a few things I want for my publicly hosted systems: IP Whitelisting Discord Integration I want ip whitelisting because the community is an exclusive community. I already require users to join my discord server in order to have access to my game servers I host, and I'm protecting them with mikrotik. Because people fought me tooth and nail about ip whitelisting, saying it was too complicated and they didn't trust it, I disabled that feature and went with a less secure password entry or, if available in the game, discord role entry. Unfortunately, there are some games that don't have a password feature or any other integration, so they're wide open for anyone to join, which is not what I want at all. In a way to get around this, I would like a discord bot t...

I'm looking to create an AI chatbot that serves both as a friend and a support system. The chatbot needs to be integrated with WhatsApp, and should utilize advanced machine learning models, large language models (LLM), and natural language processing (NLP) techniques. The ideal freelancer for this project should have: - Proficient experience in developing AI chatbots - In-depth understanding of ML models, LLM, and NLP - Previous work integrating chatbots with WhatsApp - Ability to create engaging, friendly chatbot personalities - Strong problem-solving skills for customer support scenarios

I need a JavaScript, CSS, and WordPress expert to enhance my website's custom plugin. The primary focus is to optimize user registration, and implement ability for registered users to add their own listings. Key requirements: - Implement a seamless, multi-step user registration process. - Integrate Facebook and Google login options. - Improve overall site performance. Before bidding, make sure to watch my video

I am currently working on a research project focused on developing a Predictive Modeling-Based Non-Invasive System for Myeloproliferative Neoplasms Detection via Peripheral Blood Sampling. I have a CSV dataset containing 412 samples of healthy individuals and MPN patients, including gene expression data, sex, and age. I am seeking your expertise to assist with the following tasks: 1. Organizing and Harmonizing the Data: - Ensure all gene identifiers under the ID_ref column, such as (1007_s_at) and (TC04002953.hg.1), are consistent and harmonized across the dataset, and document each gene’s actual meaning before harmonizing them, I need to know what each new gene identifier reference to. - Properly label and organize the dataset to distinguish healt...

...and machine learning expertise: At least 2 years of demonstrated continuous, non-overlapping experience in AI and machine learning including some experience with retrieval-augmented generation workflows. - LangChain Proficiency: Demonstrated experience in at least 10 projects using LangChain for retrieval-augmented generation or similar applications. - Data extraction and database development: A minimum of 5 years of experience in structured data extraction and database creation. -CV Analysis: Proven familiarity with CV parsing and insights generation. Adaptive Learning Systems: Strong ability to design and implement systems that learn and improve over time. -Technical Tools: Proficiency in AI tools and frameworks such as Python, TensorFlow, PyTorch, or equivalent. - Probl...

...including Arabic and English, to cater to a diverse user base. 11. Feedback and Support • Customer Support: 24/7 in-app chat support to address queries and issues. • Feedback System: Submit feedback on services to help improve the patient experience. ________________________________________ User Experience The app boasts an intuitive interface with a clean design, ensuring ease of navigation for users of all ages. Personalized dashboards provide a summary of appointments, medical history, and health goals at a glance. ________________________________________ API To integrate this application with Hospital information system using oracle database Front-End Development The front end is the user interface (UI) layer that users interact with. • Frameworks: o Re...

I have a 285 line Python code that's intended to execute trades on the Ethereum blockchain. However, the transactions are failing. I need help modifying the code to ensure successful transactions. I have already verified the account balance before making the transactions, so that is not the issue. The inputs for the code are sourced from an ENV file and a spreadsheet. The code is correctly set up to interact with the blockchain, but modifications are needed to rectify the transaction failures. Ideal skills and experience for this job would include: - Proficiency in Python and familiarity with Ethereum blockchain - Experience with debugging transaction errors in blockchain - Ability to modify existing code for successful execution - Understanding of...

Experienced Developers Needed for Crime Reporting and Management System Job Description: We are seeking a skilled team or individual to design and develop a Crime Reporting and Management System (CRMS) tailored for use in PNG. The system will enable public crime reporting, police case management, and offender identification using facial recognition technology. The app must function both online and offline, with data synchronization when connected to the internet. It should also feature secure backend systems, scalable cloud hosting, and an analytics dashboard for crime trends and mapping. Key Features: Public Interface: • Mobile app for crime reporting with uploads for photos, videos, and voice recordings. • GPS-based location tagging and anonymous ...

I'm looking for a cost-effective solution for an interactive voice response (IVR) system or a business phone menu that can handle multiple functionalities and is scalable for global use in the future. Key Requirements: - The system should support both Australian and Philippines phone numbers initially, with the capability to expand globally as the business grows. - It should be an affordable option without compromising on quality. - The IVR system will need to cater to all aspects of the business: customer support, sales inquiries, and serving as an information hotline. Desired IVR Functionalities: - Call Routing: Efficiently directing calls to the appropriate department or team member. - Voice Recognition: Implementing an interactive element that allows for us...

...experienced developer to help me with my CodeIgniter and Java based Android APK project. Key Tasks: - Identify and fix bugs: The project has some issues that need to be diagnosed and rectified. This could involve troubleshooting and debugging the code. - Update Gateway Integrations: Some of the gateways in the project need to be updated. This includes ensuring that the integrations with various gateways (like payment, authentication, and API gateways) are functioning correctly. - Replace Deprecated Libraries: The project is currently using some deprecated libraries. This could involve updating the code to use current libraries and ensuring that the project still functions correctly after the updates. Ideal Skills: - Proficiency ...

1. Basement Ducted Ventilation System 2. Upper 2 floors Corridors AC system 3. Toilets Ventilation System 4. BOQ of above based on drawings

I need a professional with expertise in Java Android APK and CodeIgniter backend. The project involves updating the Cashfree SDK, integrating the PhonePe SDK, ensuring the Cashfree payout is operational, and debugging my app. Ideal skills and experience include: - Proficiency in Java and CodeIgniter - Previous experience with Cashfree and PhonePe SDKs - Strong debugging skills - Understanding of Android APK development

I'm seeking a Python expert with a GPU-based system to help me debug and run my PyTorch machine learning model. I have a minor error that's preventing the code from executing. What I need: - Someone who can quickly identify and fix the issue - Experience with PyTorch and machine learning models - Access to a GPU-based system to run the code I appreciate your understanding and look forward to your bid.

I need a website similar to The new site should include: - QR code scanning capabilities - A contact system that allows communication without revealing personal details - Tags for car and bike parking The goal is to have a system that mirrors in its functionality. No additional features beyond this scope are necessary. Ideal candidates for this project should have experience in website development, particularly with QR code integration and secure contact systems. A keen eye for detail will be required to ensure the new site replicates the reference site accurately.

I'm looking for a developer who has code ready to sell that can do video and voice calling. The users will get charge per minute as coins and hosts will earn a percentage and the admin will also get a percentage. If you have already developed an app like this I would like to buy this from you or partner with you.

I'm look...and Offerwalls system. Key Requirements: - Integrate Google AdMob and Unity Ads for advertising. - Incorporate various ad networks and offerwall systems such as Adgate Media, Torox, Adjoe, Tapjoy, Survey etc Features: - Implement a Referral system to incentivize users. - Establish a Leaderboard for competitive engagement. - Create an Offerwall system for diverse earning opportunities. - Develop a 'Watch & Earn' system. - Incorporate a 'Play & Earn' system. Ideal Skills and Experience: - Proven experience in Android app development. - Strong knowledge of integrating ad networks and offerwall systems. - Previous work on earning apps is a plus. - Excellent problem-solving skills and attention to detail. Plea...

I am in need of a custom-built, global HR and Payroll system, starting with Philippines and Australia. The system should be designed to accommodate future expansions worldwide. Key System Features: - Comprehensive employee management functionalities - Efficient payroll processing capabilities - Accurate time and attendance tracking Ideal Skills and Experience: - Proficiency in any technology stack (Java and Spring Boot, Python and Django, Microsoft .NET) - Prior experience in developing HR and Payroll systems - Knowledge of global HR and Payroll compliance standards - Strong software development and programming skills - Excellent system integration capabilities This is a unique opportunity to create a pivotal system for our company. Your expert...

...analysis, specifically for a chilled water piping system. Your expertise will help me ensure the safety and compliance of the system. Please note that this project is crucial, and I'm looking for a professional who can deliver quality work in a timely manner. Ideal Skills: - Proficiency in structural stress analysis - Experience with chilled water piping systems - Knowledge of safety and compliance standards Please take note that the questions regarding the type of piping and specific aspects to be analyzed have not been answered yet. Your ability to make an informed assumption based on your expertise will be beneficial. Introduction We are seeking a qualified freelancer to conduct a structural stress analysis for a chilled water piping system. The ...

I'm seeking an experienced individual contributor to join my existing digital team. We need to transform a ready design into a dynamic, multilingual news website using React JS and Adobe Experience Manager (AEM) Java. Key Responsibilities: - Convert a pre-designed static website into a dynamic, interactive user experience. - Implement multilingual support seamlessly throughout the site. - Use AEM to manage and deliver content efficiently. Ideal Skills: - Extensive experience with Adobe AEM and React JS is a must. - Proven track record of building dynamic, interactive websites. - Experience with implementing multilingual support in a website. Specific Content Management Features: - You will be working with components and templates. - AEM will be used to manage these component...

I have a problem with the payment system in my chat application. The issue occurs when a transaction is completed. Although the funds are successfully deposited into my PayPal account, they do not get allocated to the user's wallet. Instead, an error message pops up indicating a failed payment. Ideal candidates for this project should have: - Strong experience with troubleshooting payment systems - Proficiency in PayPal integration - Ability to handle and debug error messages - Previous work with chat systems is a plus Please note, I'm not certain about the specific error codes or messages that are being displayed, as they tend to be generic. A thorough investigation and troubleshooting of the payment process is required.

I'm in need of a Bhopal-based full-stack developer to assist with the following tasks over a 4-5 day offline job: - Shifting my Java SpringBoots database from one server to another. - Creating necessary APIs. - Developing a superadmin dashboard. The ideal candidate for this project should have: - Proven experience with Java SpringBoots and server management. - Strong skills in API development. - Expertise in full-stack web development, particularly in creating complex dashboards. - Ability to work offline for the duration of the project. Please note that the specific features of the superadmin dashboard have not yet been defined, so flexibility and creativity in this area will be a plus.

I need help with an issue I'm encountering in Eclipse while working on a Java project. - **Issue**: I'm unable to delete a custom resource file as it is being reported as 'in use'. - **Occurrence**: This problem presents itself during my development workflow. - **Resource Type**: The file in question is a custom resource file, not a standard configuration, log or source code file. The ideal candidate for this project would be someone with extensive experience with Java and the Eclipse IDE, particularly with the Language Toolkit (LTK). Knowledge of troubleshooting Resource file deletion using technology Java and Elicpse Language Toolkit (LTK). Your assistance will help me resume my development without unnecessary int...

...comprehensive and intuitive Employee Management System (EMS). This system should be able to efficiently handle various aspects of employee management including information storage, attendance tracking, payroll processing, and performance evaluation. Key Features: - Cross-Platform Support: The EMS needs to function seamlessly across Web, Mobile, and Desktop platforms. - User-Friendly Interfaces: The system should incorporate a graphical interface that is easy to navigate for all users, alongside a dedicated mobile application interface. - Role-Based Access: The system must cater to different user roles including Admin, HR, Managers, and Employees, each with appropriate access levels. - Real-Time Insights Dashboard: A dashboard displaying real-time data...