我需要收的webim即时通讯软件功能描述： 1.聊天功能。用Ajax编写的网上即时通讯软件im，能集成到web（php开发）并部署到自己服务器中的，具备会员之间的c2c之间的交流。支持视频、声音、文字、表情、图片、传文件功能，消息窗口闪动，声音提醒。 2.同步分组。分组显示好友列表，好友再多条理依然清晰，能够搜索查询好友。 3.聊天记录。数据库保存最近聊天内容（可设置保留时间长短），以备用户查看。 4.多语言页面，语言可以自由选择和修改。 5.可以设置屏蔽敏感字符。 6. 速度快，占资源少,使用流畅，兼容多浏览器。能支持百万用户同时使用。
SQL注入/代码审计/数据库权限/渗透测试技术 接渗透单子高手，联系电子邮箱：aqcp#（#改成@）语言要求：中文 熟练掌握各种内网渗透测试工具与相关知识，精通常见安全攻防技术：sql注入、xss、文件上传、文件包含、命令执行等漏洞 熟悉linux、unix、Windows、oracle、J2EE等各种环境下WEB的安全配置与安全检查及WEB漏洞防范； 熟悉各种脚本语言(asp,php,jsp,java,net、perl、python等)具备独立挖掘web安全漏洞与入侵手段 具备一定的网络安全知识，对网络安全结构、系统漏洞、入侵检测、病毒防护等有深入理论基础和实践经验； 熟悉渗透测试黑客攻防的步骤、方法、流程、熟练掌握各种渗透测试攻防工具有实际渗透经验者优先； 求大虾接单，脱裤，要求，电话，手机，姓名，邮箱，其他的一概不要。每笔单1000美金起步，根据站的难度而定价格,具体可以详谈，寻找长期合作. 态度认真、中介勿扰,请技术实力说话。
安全测试、漏洞发掘、漏洞渗透测试、安全审核、安全风险、服务器安全漏洞渗透测试评估与分析及加固； 联系QQ：840555737 2、对产品代码进行审视，找出安全漏洞并提出修改建议； 3、研究各种安全技术，编写和维护用于安全测试的攻击工具、防御工具和分析工具； 4、负责公司Web产品涉及到的安全性研究； 5、负责响应公司的安全事件； 6、为公司员工提供信息安全教育及培训。 岗位要求： 1、熟悉渗透测试的各类技术及方法，熟练掌握各种渗透测试工具；熟练操作各类操作系统、应用平台； 2、精通或熟练掌握php/perl/python/javascript/shell等多种脚本语言； 3、熟悉asp,php、jsp等主流的Web安全技术，包括SQL注入、XSS、CSRF等常见的安全漏洞利用； 4、熟悉国内外主流安全产品、工具，如：AppScan扫描器、wvs等； 5、对Web安全测试有自己的理解； 6、熟悉常见攻击和防御办法，熟悉web安全和渗透技术,能自行进行web渗透测试，恶意代码监测和分析； 7、熟悉ddos攻击类型和原理有一定的ddos攻防经验，能有效防御黑客挂马和恶意流量攻击，会熟练搭建负载均衡系统。
网站用途：园区展示官网 开发语言：php 参考网站： 具体要求： 需要设计的页面数量和网站功能参考附件。 代码要求： 无SQL INJECTION, XSS等漏洞；前端通过HTML和CSS有效验证，class和id等命名符合语义化规范；代码逻辑清晰有注释，方便后期修改升级。 网站维护： 服务商需要提供后期维护支持 其他要求： 服务商最好是成都公司，要有对公账号，可开发票。 请报价格、工期、设计师的portfolio以及在什么开源程序的基础上开发。 熟悉prestashop的优先。
网站建设要求是 网站程序语言是PHP 数据库为SQL Server 不需要做到也下几点： 1、网站界面大气大方 2、网站语言必须为 中午--英文 两种语言 根据访问者的IP来主动换语言 3、一般的交友网站的功能都要做到 4、网站主要功能有一下几点 1、在线聊天 2、在线动态 3、介绍好友 4、相册密码功能 5、在线音乐 6、签到 7、等级功能 8、举报-敏感词 5、这里有几个网站可以拿来参考 这是我的QQ号 929471701
我有一个持续工作，之前与之相关的项目为'PHP pages project'
网站: PHP+Mysql 系统: Linux系统 服务器: nginx+ PHP+Mysql 1,现这套网站需要代码优化，CSS,JS,等页面优化加载速度...以及部分框架的模块更改调用... 2,网站源码安全性优化 3,网站框架的优化
...(4 to 8 a month). The grading will be done purely through chat, no video calls required. Areas of Expertise Required: - Object-oriented programming - LINQ and data manipulation - Asynchronous programming - General C# proficiency - Understanding of dependency injection - Experience with unit testing frameworks - Knowledge of Entity Framework - Proficiency in RESTful API development - Expert in error handling and debugging Project Types: - Console applications - Web applications - Desktop applications The ideal mentor would be someone with substantial experience in C#, who can effectively assess my work and provide constructive feedback. Feedback should be very detailed and include specific coding practices and improvement suggestions. Feedback should be provided within 48 hou...
Hello everybody , all good ? I have clients who would like to perform multiple audit to look at and find possible vulnerabilities in their smart contracts.(SOLANA and EVM), per batch of 20 smart contracts. So I am looking for someone who is familiar with RUST on Solana and SOLIDITY on EVM programming. The goal is to achieve perfect code, that is, to find any error or flaw in the coding to avoid all any future mishaps. If you find any errors in the Smart contracts, I will ask you to provide a solution to fix the problem of course ^^. And for sure, depending on the vulnerability and risk, a bonus may be granted to you. The only condition I ask is only a simple and clear answer, in the form of a form to make it easier to read. # Severity Level (1to4)= # Brief : # Vulnerabilitie...
...Service-Level Metrics Web services (HTTP/HTTPS status, performance, visitor statistics) Database performance (MySQL/MariaDB with query statistics) Mail servers (queues, processed/deferred emails, etc.) DNS server health FTP server status cPanel/DirectAdmin-specific service metrics Backup monitoring (jetbackup) Website monitoring Security and Logs User login activity Firewall rule statistics System and error log monitoring Mail log monitoring Apache log analysis Deliverables A fully configured monitoring setup for both cPanel and DirectAdmin servers. Multiple visually appealing dashboards showcasing key metrics and service health. Comprehensive Items, Triggers, Graphs, Dashboards, and Discovery Rules. Documented, reusable templates for cPanel and DirectAdmin environments. F...
I've encountered an invalid command on my Apache server. This is clearly a server error, and I need urgent assistance in diagnosing and fixing the issue. Please provide your experience with Apache server troubleshooting. The server is running Apache version 2.4. The error is due to a required module not being loaded in the Apache configuration. The server is running on a Windows operating system. Remote access credentials will be provided for troubleshooting.
I am in need of a professional who is able to diagnose and fix the issues with the Plisio 3.2.2 Crypto module on my Opencart 3.0.4.0 store. Specifics: - The module is not loading after upgrading PHP to 8.3. - The issue started right after the PHP upgrade. - I am receiving a specific error message when the module fails to load. Ideal candidates should have: - Extensive experience with Opencart and its modules. - Strong understanding of PHP, particularly version 8.3. - Ability to work with and interpret error messages. - Previous experience with the Plisio Crypto module is a plus.
...digital accessibility issues or concerns. Qualifications: Required • Demonstrated experience using accessibility compliance tools (e.g., Axe, JAWS, NVDA). • 5+ years of experience developing complex applications in an object-oriented environment. • 5+ years of experience developing with Visual Basic, C#, XML, CSS, and HTML. • 5+ years of experience working with SQL Server or comparable relational databases. • Web Accessibility Specialist (WAS) certification by the International Association of Accessibility Professionals. • Advanced proficiency with JavaScript and familiarity with modern JavaScript frameworks (e.g., Angular, React, Vue.js). Highly Desired • Relevant experience with UI/UX tools and framew...
I am facing an issue with my application which uses .NET as the backend and Angular for the front end. The app uses Windows authentication for login and the backend has been published on IIS. When trying to access the application via ng serve, I encounter errors indicating that the service is unable to communicate with the UI. The specific error messages are: - Error TypeError: Cannot read properties of null(reading ''department') - Error TypeError: Cannot read properties of null(reading ''category') It appears that the application intermittently works after a server restart, suggesting a potential issue with state or resource management. Key Responsibilities: - Diagnose the service configurations and identify potential issues. - Ensu...
...consolidate my database from MailerLite into a more efficient system while ensuring smooth automation across platforms. Scope of Work: - Set up and optimize workflows. - Automate data transfer and synchronization between MailerLite, Airtable, and Bravo. - Manage seamless contact handling, segmentation, and updates within Airtable. - Implement best practices for efficient automation and error handling. - Provide documentation and basic training for my team. Requirements: - Proven experience with , Airtable, and Bravo. - Strong understanding of MailerLite and database consolidation. - Ability to create scalable and reliable automation workflows. - Good communication and problem-solving skills. Specific Processes to Automate: - Contact management - Data synchronization Types
I need a WordPress expert to add a sidebar box on the homepage and and a separate one for the internal pages of my site, which uses the Onfleek theme. The sidebar box will display static text and links...expert to add a sidebar box on the homepage and and a separate one for the internal pages of my site, which uses the Onfleek theme. The sidebar box will display static text and links. It should be the same on all pages, and not customizable from the WordPress admin panel. Additionally, I am encountering an issue with the Hide Post plugin causing an error page when I save a post. I need this resolved as well. Ideal Skills: - WordPress Development - PHP Knowledge (for plugin issue) - Familiarity with Onfleek theme Please only bid if you can complete this simple project pro...
I'm experiencing a hostname mismatch error with Outlook on multiple devices. This issue is not related to any recent changes in my network or email server settings. we have issues around hostnames and outlook certificate errors. its been a mainly ongoing experience since our last server admin died. Our new server admin doesnt seem to be able to sort it so we are posting job to find an expert who can. we run our own in house mail server, (mailcow) with 2 different domains. everything has been running ok mostly until the last certificate expired and since then, we get pop ups on outlook everytime we open it. this is preventing some users from running outlook on mobile devices etc. Ideal Skills and Experience: - Expertise in email client troubleshooting, specifically Outlook -...
I am facing an issue with my application which uses .NET as the backend and Angular for the front end. The app uses Windows authentication for login and the backend has been published on IIS. When trying to access the application via ng serve, I encounter errors indicating that the service is unable to communicate with the UI. The specific error messages are: - Error TypeError: Cannot read properties of null(reading ''department') - Error TypeError: Cannot read properties of null(reading ''category') It appears that the application intermittently works after a server restart, suggesting a potential issue with state or resource management. Key Responsibilities: - Diagnose the service configurations and identify potential issues. - Ensu...
I need a Talend expert to develop a reject logic for my JSON files. This will involve both schema and content validation. The freelancer will be responsible for setting up a system where any files that fail validation are rejected and quarantined. Key requirements: - Both schema and content validation of JSON files - Quarantine files that are missing require...responsible for setting up a system where any files that fail validation are rejected and quarantined. Key requirements: - Both schema and content validation of JSON files - Quarantine files that are missing required fields, have invalid field values, or structural errors Ideal skills: - Proficient in Talend 7 / higher - Strong understanding of JSON files and data validation - Experience with error logging and file quaranti...
I'm seeking an experienced professional to refine my PA API. The project primarily involves fixing existing issues and enhancing data retrieval performance. My website, which relies heavily on the PA API, is encountering frequent error responses that need to be addressed. Additionally, we need to improve the efficiency of our data transfer, as we're currently dealing with a significant amount of unnecessary data. Key Requirements: - Specialised knowledge of AWS and the PA API is a must. - Experience in troubleshooting and resolving API-related issues. - Skills in optimising data retrieval to reduce transfer size. - Ability to implement necessary fixes and improvements promptly. Please note, only candidates with substantial experience with both AWS and the PA API will b...
I urgently need an experienced PHP developer to integrate Stripe payment method into my existing PHP website. The site is designed for selling physical and online goods, so the payment gateway needs to be seamless, secure and efficient. Key Requirements: - Expert in PHP with proven track record of similar projects. - Strong understanding of Stripe integration. - Ability to deliver quick fixes for future minor issues. - Excellent communication skills for immediate online assistance. I'm looking for someone who is available now and can complete this task swiftly. A proactive approach and readiness for future collaboration would be highly appreciated.
...freelancer cannot reuse, resell, or share any part of the model, its methodology, or associated data. Required Skills & Experience We need an Excel automation expert with experience in manufacturing costing, CNC machining, and fabrication pricing. Ideal candidates should have: - Strong Excel skills – advanced formulas, automation, VBA/macros if needed - Experience with rules-based quoting models and error-prevention logic - Knowledge of industry-standard data tables (bending tonnage, CNC speeds/feeds, tooling availability) - Manufacturing expertise – understanding of CNC, sheet metal, and fabrication - ERP experience – ensuring routing decimals integrate correctly into ERP Bonus (Not Required but Preferred): - Experience with Power BI or dashboard...
I'm looking for a simple Python script that can retrieve Open Interest data from the Zerodha Data API in JSON format and send it to another API every 3 minutes. Requirements: - Retrieve data from Zerodha Data API - Format data a...retrieve Open Interest data from the Zerodha Data API in JSON format and send it to another API every 3 minutes. Requirements: - Retrieve data from Zerodha Data API - Format data as JSON - Send data to specified API - Frequency of data transfer: Every 3 minutes Error Handling: - Implement a retry mechanism for failed data transmissions - Log errors for review Ideal Skills: - Proficient in Python programming - Experience with API data retrieval and transmission - Familiarity with JSON data formatting - Skills in implementing error handling...
...better, provided that quality is maintained. Required Skills & Experience: Proven experience in copywriting, particularly in the construction/home-building niche or similar industries. Strong Squarespace design skills with experience in building visually engaging landing pages. Ability to work independently and meet deadlines. Excellent written English and grammar – the copy must be professional, error-free, and persuasive. Application Requirements: Provide direct URLs of Squarespace landing pages you have designed. Provide direct URLs of copywriting examples that showcase your writing style and ability to convert visitors. Applications without links to relevant work samples will not be considered. Communication: The freelancer must be available on WhatsApp for real-tim...
I need a full stack developer proficient in NestJS and NextJS, with knowledge of version 0 Supabase. The candidate should have experience in bringing projects to production, incl... A quick start is crucial. Key Responsibilities: - Implement user authentication, data storage and retrieval, and real-time updates functionalities. - Incorporate features in user authentication such as social media login, two-factor authentication, and password recovery. - Utilize SQL database for data storage and retrieval. Ideal Skills and Experience: - Extensive experience with NestJS and NextJS - Proficient in utilizing version 0 Supabase - Strong understanding of user authentication processes and SQL databases - DevOps experience for production deployment - Ability to start quickly and del...
Seeking PHP Security Expert for Part-Time Project Hello everyone, I'm Rohan, and I'm currently facing a challenging security issue with my PHP application. Recently, I discovered that someone is exploiting my m3u8 file by bypassing my referer header and Cloudflare bot protections (using cookies), which is allowing unauthorized access from other domains. I'm looking for a PHP security expert to help implement a robust solution—ideally a token-based system or another method—that restricts access exclusively to my domain. This is a part-time opportunity, and I'm open to coordinating through Fiverr if that platform works best for you. If you have experience with PHP security and web application protection, please reach out! (Remov...
I need an experienced developer to port my PHP project to Python. The project is currently running on a Linux based system and utilizes some Linux commands. The ported project must maintain all existing features and functionalities. Key Requirements: - Proven experience in PHP and Python, particularly Python 3.8 or 3.9 - In-depth knowledge of Linux and its command line interface - Proficiency in Flask framework - Strong debugging skills to ensure all features are preserved post-porting Please note that while I have not specified certain details, I expect a high level of professionalism and attention to detail. The successful candidate will fully understand the importance of maintaining all the original features and will be able to replicate the project's functionality...
I'm experiencing an issue with n8n, specifically with the 'Postgres Chat Memory' node. The error reads: "Error in sub-node ‘Postgres Chat Memory‘ - No session ID found". All my credentials have been verified, and I'm seeking an n8n expert to assist me in troubleshooting this issue. Ideal skills and experience for the job include: - Extensive knowledge and experience with n8n - Familiarity with the 'Postgres Chat Memory' node - Strong troubleshooting and problem-solving skills The troubleshooting will be performed for a server-hosted instance of n8n.
I'm looking for an experienced Power BI specialist to revamp my current dashboard. The primary purpose of this dashboard is to facilitate reporting and analysis. Key Requirements: - Proficient in Power BI - Experience with data visualization - Ability to create engaging charts, graphs, maps, and tables Current Data Sources: - Excel files - SQL databases - APIs Your Role: - Enhance the current dashboard for better reporting and analysis - Connect and visualize data from the specified sources Ideal Skills and Experience: - Expertise in Power BI - Strong background in data analysis and visualization - Ability to create user-friendly and informative dashboards
I'm looking for a Prestashop expert fix some Bugs in Prestashop 1.7 8.10 There are different Bugs like: 1) When change Status Order in Backend, the page redirect to the Bill document and Status come back to previous one. 2) Some Orders enter with Carrier Payment correct in the Payment but is not showing the correct amount in Totals of Orders 3) Some Orders are not being assigned with the co...the Payment but is not showing the correct amount in Totals of Orders 3) Some Orders are not being assigned with the correct Carrier, we have a module which asign the Carrier but only one type of Orders (Amazon) are with wrong Carrier, is using the default Carrier in Database, but not the one from the module/rules. 4) Some Orders (Less than 5%) we are not able to modify the Address, it show so...
Tengo que hacer un có...mis gráficas como en las del artículo es muy parecido, pero no es lo mismo. No entiendo porque en el artículo viene casi todo: ecuaciones, valores de los parámetros... lo único es que hay algún parámetro que no viene su valor pero he conseguido alguna estimación. Así que necesitaría a alguien que controle de MATLAB y sepa algo de ecuaciones diferenciales par que me ayude a saber donde está el error y así conseguir representar las gráficas correctamente. Me corre prisa esto, lo necesitaría para esta semana, pero la verdad que no creo que sea muy difícil. Simplemente será algo que no estoy teniendo en cuenta pero no consigo averiguar el qu&e...
Hola, necesito un verdadero experto en WordPress para arreglar un problema que tengo en mi web. La web funciona correctamente, pero cuándo voy a crear un clon para trabajar en el entorno de desarrollo el clon no funciona. ME da error 403, he probado muchas soluciones pero no consigo hacerlo funcionar. Necesito ayuda, gracias.
...comfortable using Power BI for data visualization, creating interactive dashboards and reports. - Excel: Proficient in utilizing Excel for data analysis, including the use of pivot tables, VLOOKUP, and advanced data cleaning techniques. - Python: Experienced in using Python for data manipulation, statistical analysis, and creating visualization with libraries such as pandas, NumPy, and Matplotlib. - SQL: Proficient in querying databases to extract and manipulate data for analysis and reporting. Experience: - Sales Data: In my previous projects, I have primarily worked with sales data, understanding trends, forecasting and deriving actionable insights. I look forward to discussing how I can contribute during the internship....
...private APIs (REST/WebSocket). Implement secure handling of API keys (e.g., environment variables or secure config file). Core Features: Order Execution: Programmatically place, cancel, and track orders (e.g., limit, market) for a specified trading pair. Allow stop loss and profit target inputs Position/Account Management: Retrieve account balances, open positions, and PnL data. Error Handling & Logging: Comprehensive error handling for network issues, rate limits, and API errors. Detailed logging of trades, order statuses, and script events to a file or console. Testing & Documentation: Provide simple tests or sample scripts to confirm API interactions. Clear, concise documentation explaining code functionality, installation steps, dependencies, and usage. Tech...
Se busca desarrollador para modificaciones en software en línea Requisitos: Experiencia en desarrollo de aplicaciones web. python Manejo de bases de datos SQL . Experiencia en frontend con React, Vue o similares . Conocimientos en contabilidad son un plus, por Tareas a realizar: Modificaciones en diferentes secciones del software. Mejoras en la interfaz de usuario. Optimización del rendimiento. Implementación de nuevas funciones según sea necesario. Si tienes experiencia en desarrollo web y quieres trabajar en este proyecto, envíame tu portafolio, experiencia y tu disponibilidad. ¡Espera tu propuesta!
...certificate using Certbot for the domain , but despite the certificate being issued, the website is not showing as secure (not displaying the HTTPS padlock in the browser). The error message in the browser indicates that the connection is "Not Secure." Here’s the background: Nginx Custom Configuration: I’m running a server with a custom Nginx configuration (not using the default cPanel setup), and Nginx is currently handling both HTTP and HTTPS requests. The certificate was generated with Certbot using the standalone method, and it is stored in /etc/letsencrypt/live/ Error Details: The website is not showing as secure after following standard Certbot procedures for generating the certificate. Certbot indicates that the certificate was successfully...
...page). Handle 500+ concurrent users. Security HTTPS encryption. PCI-DSS compliance for payments. Regular backups of data. Protection against SQL injection, XSS, and CSRF attacks. Usability Intuitive UI/UX design with a focus on simplicity and elegance. Accessibility features (e.g., WCAG compliance). Scalability Ability to add more products, categories, and users without performance degradation. Ready for future integration with mobile apps. Maintainability Modular codebase for easy updates. Detailed documentation for developers and admins. Technical Requirements Frontend HTML5, CSS3, JavaScript, bootstrap Framework: React.js Backend Language: Node.js / PHP / Python (Django/Flask/mySQL). Framework: Laravel, codeigniter Database Relational: MySQL / PostgreSQL. Non-re...
My WordPress site is experiencing significant Elementor issues, causing it to slow down and present error messages or crashes while I'm editing pages. I'm looking for an experienced WordPress/Elementor professional to troubleshoot and rectify these issues. Key Requirements: - Proficient in WordPress and Elementor - Experience in diagnosing and fixing website performance issues - Capability to handle potential crashes and error messages during the site editing process Your expertise will greatly help in enhancing the site's performance and my editing experience.
I'm seeking a skilled professional for data migration, specifically moving product data from Excel to SQL. Key Requirements: - Proficient in Excel and SQL - Experience in data migration - Familiarity with handling product data - Able to ensure accuracy and integrity during the migration process
I'm seeking a professional with Azure SQL Database expertise for a small-scale project. I want to disable MFA for Active directory for sql
...management. Diet & Public Health Research: Creating reports and articles related to diet and health. PowerPoint Presentations: Creating professional and engaging presentations. Excel Work: Data analysis, charts, and spreadsheet management. Requirements: Strong attention to detail. Relevant experience in any of the above-mentioned fields. Ability to meet deadlines. Deliverables: High-quality, error-free work. Submission within the agreed timeline. Budget: Flexible, depending on the project scope and quality. These projects are long-term, requiring extended collaboration over several months. Communication will primarily be through email. Work should be submitted on a weekly basis. Experience in healthcare and medicine-related topics is essential. Preferred commun...
