Create facebook application bar using javascriptpekerjaan

...work with our existing branding and make our single product ecommerce site really shine. We are a new ecommerce seller in the UK. I need Shopify designed and set up on my existing . website - only for one real product (not drop shipping) payments by paypal checkout, paypal, apple pay, debit and credit cards and american express card (using shopify card processing) also google pay. Must be google shopping compliant. Also be able to synchronise to facebook shop, ebay and amazon - must have SEO. And in the future to easily set up more products and more categories. Please only bid for this project if you are able to start start straight away. I will award the project as soon as the right person bids at the right price. The shopify within our existing website must be able ...

sing3d Facebook and Instagram Advertising

I'm seeking a proficient social media manager who can effectively handle Facebook, Instagram, and Twitter accounts with the primary goal of generating leads. The ideal candidate should have the ability to: * Craft and post industry-specific news and trends, providing followers with valuable insights * Create striking, persuasive content to highlight and promote our products Experiences in similar fields and demonstrated excellence in lead generation via social media would be beneficial.

I'm seeking an experienced graphic designer with a knack for box / product designs. The project involves creating an illustration to promote my new course. I need you to create something almost identical to the illustration design attached, except: 1. Without the stripe notification/boxes in the back of it 2. Changing "Low ticket starter kit" to "The Newsletter Machine" and below it replace the start selling... part with "Turn your brand's email list into your #1 marketing channel in just a few hours" 3. Changing the left box copy to just say "The 4 Honeypot Emails ... so you never run out of ideas" 5. Changing the right box copy to just say "Our Copy & Paste Conversion Template" 6. Change the text in the iPad ...

It is necessary solve some few errors that have my application. It is necessary experience in laravel coding. Please send me your experiences in complex coding not simple web). If you show me the experiences, I will send the details of changes

...site should be capable of: we need this for India. pipl is not data of india. we need india data. - Conducting extensive online searches to verify and establish an individual's identity. - Facilitating trust through the data gathered on the site. Additionally, I require the site to have advanced social media capabilities including: - Search functionalities across all major platforms including Facebook, Twitter, Instagram, LinkedIn, Pinterest, and TikTok. - An auto-post and schedule post feature, which is a critical component of the project. The feature should allow for up to 500 advanced scheduled posts. - The ability to send birthday greetings via both email and social media. - i need 1 record sample - i give u one mobile number and u need to search all history and everyt...

...Integrar un sistema de pagos 2P que garantice transacciones seguras y fluidas entre usuarios. Colaborar estrechamente con el equipo de diseño para garantizar una experiencia de usuario excepcional. Realizar pruebas rigurosas para garantizar la funcionalidad y la seguridad del sitio web. Requisitos: Experiencia demostrada en el desarrollo web, preferiblemente con tecnologías como HTML, CSS, JavaScript y frameworks como React o Angular. Conocimiento profundo de sistemas de autenticación de usuarios y gestión de sesiones. Experiencia en integración de pasarelas de pago 2P, internacionales como PayPal, Webpay, Onepay, o similares. Capacidad para trabajar de forma independiente y en equipo, con una fuerte ética de trabajo y atenci&oacu...

I'm in need of a skilled digital marketer to focus on increasing sales through social media. The primary platforms for this project will be Facebook and Instagram. Key Responsibilities: - Develop and implement strategies to increase sales - Manage and create engaging content for Facebook and Instagram - Monitor and analyze the performance of our social media accounts - Use data-driven insights to optimize our social media performance Skills and Experience: - Proven experience in social media marketing with a focus on sales - Strong copywriting and content creation skills - Excellent knowledge of Facebook and Instagram, including their algorithms and advertising options - Analytical skills to interpret data and make informed decisions - Understanding of S...

I need an experienced Shopify app developer to create a specialized app for me. This app should have the following functionalities: 1. Select the Order Date and time slot in the local delivery 2. Select the store pickup address for order 3. Very Pincode for local develiry is available or not this pincode? Require Skill - Shopify Order Edit - Shopify Webhook - REST API - Node.js and React.js - MySQL and Postgres - Javascript, HTML, CSS, Jquery A critical feature I require is the ability to gather specific information with each order. This should include: - The ability to select an order date via a calendar date picker. - Collect and record this order date. Ideal candidates for this project should be experienced in the development of Shopify apps, with ...

I'm seeking an experienced developer to create a web application. The purpose of this application is to extract table data from PDF documents and translate it into various chart formats, specifically bar graphs, pie charts, and line diagrams. I also need the application to be capable of handling data pivoting. Ideal candidates would have strong skills in data extraction techniques, chart creation, and web application development. Understanding of data manipulation and presentation is also a must.

I am looking for an experienced web developer to create an e-commerce site for my physical goods store. Key Responsibilities: - Develop an e-commerce platform with a seamless user experience for potential customers - Implement E-commerce functionality ensuring it's tailored for physical goods Required Skills: - Proficiency in PHP, HTML, CSS, and JavaScript - Proven experience in e-commerce website development - Familiarity with Stripe and Square payment gateways Ideal Candidate: - Has a portfolio showcasing previous e-commerce projects - Demonstrates excellent problem-solving and communication skills - Able to deliver high-quality work within stipulated deadlines Please submit examples of your previous e-commerce work when bidding.

...looking for a skilled developer to create a one-page portfolio for me using HTML, CSS, and JavaScript. This site should have a clean and modern design. Key Requirements: 1. **One-page Design**: I want a single-page website that showcases my work, skills, and contact information. 2. **Collaboration Request Feature**: There should be an option for visitors to send collaboration requests. So the most minimal backend option to cater that is needed. (for the back-end, choose stack you're most proficient at) 3. **Responsive Design**: The site should be fully responsive and optimized for all devices. Ideal Skills and Experience: - Strong command of HTML, CSS, and JavaScript - Experience in creating one-page websites - Knowledge of creating and handling data w...

I'm looking for a proficient React developer to help implement the frontend of a single page application. The wireframe is ready and this will be a client-side rendered app. It is designed in Figma and you will gain access to the design pages. In the project, some animations have to be implemented which are mostly simple css animations (e.g button color transitions and smoothly opening dropdown / dropup menus). There will be some real time string data that has to be displayed. However, this project is only about creating the components and the animations with the relevant hooks / states so that in a subsequent step, the backend data can be displayed. Other than displaying the dropdown menus, dummy pages should be displayed in the workspace when some of the buttons are pressed...

I'm in need of a skilled Shopify App Developer to create an innovative, new application that specifically includes an 'Order Date' feature. Key Function: - The primary function of this app needs to be the ability to select an order date. Additional Requirements: - The app must be easy to use and intuitive. - Requires seamless integration with my Shopify store. Ideal Skills & Experience: - Shopify App Development - UI/UX Design - Knowledge of eCommerce and order processing. - Node.js and React.js Expertise - Mysql and Postgres - Javascript, HTML, CSS, Jquery Looking forward to discussing potential approaches and ideas.

Looking for an innovative freelancer to lead the charge in our social media marketing campaigns. Responsibilities: - Focus on Facebook and Instagram to engage our audience - couples, families, and solo travelers alike. - Plan content strategy and campaigns that not only drive bookings but also increase brand awareness and engagement. - Manage OTA platforms for bookings Ideal Candidate: - Skilled in creating ambrosial content that evokes the allure of rural tranquility and premium comfort. - Experience in Facebook and Instagram marketing, particularly with hospitality or similar industries. Make our farm stay the most sought-after escape from the city. Let’s connect, grow, and prosper together.

...proficient in PHP Laravel for backend operations and Tailwind CSS and Vue.js for frontend tasks to enhance my webapp's functionality. Key Task: - modify and automate Facebook sharing validation. Job Features: - Implement an auto-validation function using Facebook API to verify whether a shared content from the webapp to Facebook has actually been posted. - link this validated action with a coin reward function within the webapp. The goal is to validate if the content was actually reshared by our user before our system award them coins Required Skills : - Expertise in PHP Laravel, Tailwind CSS, and Vue.js - Proven experience with Facebook API - Familiarity with developing reward mechanisms within a webapp - Strong attention to details - Excel...

...a highly skilled freelance Web Developer to undertake an innovative project involving the development of a Google Maps overlay application. The application will be used to manage and display events, with functionalities tailored for two different user types: commercial users and normal users. This project will integrate advanced features including user authentication, payment processing, and dynamic interaction with the map. Project Details: Development of Two Different Forms: Create user-specific forms for event entry. Commercial users' forms will include membership management and payment functionalities. Google Maps API Integration: Utilize Google Maps JavaScript API to overlay event data on a map, employing custom markers and interactive elements. B...

Need someone to create and configure Facebook and Instagram ads. Similar to photos attached. Looking for ongoing work.

I'm in the retail business and have a WooCommerce-based E-commerce store. I'm looking to integrate my products with Facebook, Google Shopping, and Instagram. I'm aiming to boost my online sales through these platforms. Key requirements include: - Setting up a seamless product feed integration with Facebook, Google Shopping, and Instagram - The feed doesn't need to be updated automatically, but should be easily updateable manually The ideal freelancer for this project should have: - Proven experience with WooCommerce and product feed integration - A strong understanding of Facebook, Google Shopping, and Instagram's e-commerce features - The ability to deliver a user-friendly setup that aligns with my goal of increasing online sales. In order...

As a growing beauty and aesthetics clinic, I'm looking for an experienced social media manager to leverage our existing Facebook and Instagram presence in order to generate solid leads. main responsibilities would be: Creating compelling content to attract potential clients initiating strategies to secure bookings for our services building followers organically and having follower interact with content and NO BOTS. The ideal freelancer would be savvy in both Facebook and Instagram platforms, with a proven track record in lead generation and content creation. Demonstrated experience in the beauty industry would be a bonus, though not required. Optimizing posts to get as much visibility as possible and converting those impressions into inquiries is the ultimate goal. W...

create a logo for my brand about toilt product such as towls and stuff, name of the company is " Wsmi " it means The first spring rain in arabic

We are looking for a skilled developer to create a custom audio learning and comparison system for our WordPress-based educational platform. This system will enable students to engage with lesson material by listening to pre-recorded audio clips, recording their own voice using their computer's microphone to repeat the sound, and then receiving a score based on the comparison between the two audio recordings. Key Features: Audio Playback: Allow students to listen to pre-recorded audio clips embedded within the lesson content. Voice Recording: Implement functionality for students to use their computer's microphone to record their own voice as they repeat the audio they hear. Audio Comparison: Develop an algorithm to compare the student's recorded audio with th...

1. Мета проекту • Проект: Розробка інтернет-магазину для продажу замороженої продукції для локального бізнесу. • Основне завдання: Налаштування і запуск повністю функціонального, оптимізованого для продажів інтернет-магазину на підходящому сервісі з інтеграцією в Facebook, Instagram і управління інвентарем та доставкою. 2. Вибір платформи • Вимоги до платформи: Платформа повинна підтримувати інтеграцію з Facebooc CAPI, Faceboob Shop, канадськими платіжними системами та мати можливість легкої налаштування та управління без написання коду. • Перевага платформ: Тестовий магазин зараз знаходиться на платформі Ecwid, але ми абсолютно відкритий до використання інших платформ, які запропонує фрілансер, наприклад, по типу Shopify, Wix Squarespace і тд. 3. Дизайн...

I'm in need of an expert in embedded C programming, particularly with a strong knowledge of Keil MDK 6. I want you to work on a project for an STM32F411, which needs to have the following functionalities: - Virtual COM via USB - Embedded C programming - Keil MDK 6 integration In addition to these core requirements, the project must also meet performance constraints - this must be carefully considered throughout the development process. I'm looking for a freelancer that is able to develop the code from scratch. It's important that you have a solid understanding of embedded systems, as well as experience with USB communication protocols. Your familiarity with Keil MDK 6 is also crucial as it will be the primary IDE used for this project. A background in working with STM32 m...

As a manager of a web application designed for content sharing amongst a specific professional group, I'm seeking an experienced Functional Test Manager. The chosen candidate will have: - Extensive experience testing web applications, particularly those used for content sharing - A deep understanding of how a specific professional group interacts with digital tools - Proven ability in identifying and troubleshooting web application glitches. The responsibilities will include: - Implementing a comprehensive functional testing strategy - Analyzing and reporting on application performance - Collaborating cross-functionally to ensure a seamless user experience for our professional members. Your mission is to confirm the usability and efficiency of the web ap...

I am currently leveraging multiple social media channels including Facebook, Instagram, Pinterest, YouTube, and Google for my business. I'm now seeking a competent digital marketer with a keen understanding of these platforms to facilitate a campaign, the primary goal of which, is to generate new leads. Our campaign will target professionals between the ages of 20-35. Therefore, the freelancer needs to have: - A deep understanding and firsthand experience in creating and implementing lead generation strategies targeting young professionals. - Skilled in data analysis to track the progress and effectiveness of our campaign. - Mastery of content creation for a young, professional demographic on all aforementioned platforms. - Strong communication skills to effectively relay pro...

You must live in Eastern Europe or Latin America. If you apply I will send you the complete specifications for this project. This project consists of two independent parts: the web scraper and the form filler The Web Scraper and The Form Filler can be used independent of one another. The Web Scraper will perform a Google Search based on the search such as Home inspectors in Portland, Oregon, and then scrape the search results, and then save the search results to… The Form Filler will fill in The Contact Form on each company’s website listed in Range_of_companies_to_contact_in_Companies_which_The_Code_has_not_contacted_which_have_a_contact_form_on_their_website.csv.

Job Title: Expert Front-End Developer Needed for E-Commerce Website Development Project Description: We are seeking a highly skilled and experienced Front-End Developer to create an e-commerce website closely inspired by the exemplary design and functionality of Blue Nile(). The ideal candidate will have a proven track record in developing modern, responsive, and visually appealing websites with a strong focus on user experience and performance. Responsibilities: Translate requirements and mockups into fully functioning websites using HTML/CSS/JavaScript. Implement responsive design to ensure the website works seamlessly on various devices and screen sizes. Optimize website components for maximum speed and scalability. Ensure all aspects of the website are thoroughl...

I'm looking for a professional who can set up our social media accounts and manage sponsored ads on Facebook, Instagram, Tiktok, and LinkedIn. The primary goal of these ads is to drive sales for our online software Solutions (Website with Dynamic builder - CRM - HR management). Key Responsibilities: - Create & set up our company accounts on Facebook, Instagram, Tiktok, and LinkedIn - Develop a strategy to target and engage our audience effectively - Manage paid advertising campaigns on these platforms - Regularly monitor ad performance and make data-driven optimizations - Ensure a significant ROI on our ad spend In your application, I'm particularly interested in seeing your past work. Demonstrable experience in setting up, managing, and optimizi...

I'm seeking an advanced C#/ C++ developer with prior experience in creating desktop applications on Windows. Familiarity with TWAIN integration is crucial. Key Requirements: - Advanced C#/C++ Knowledge: The ideal candidate should be comfortable and well-versed in advanced C++ concepts. - Windows Desktop Application Development: Previous experience in developing desktop applications on Windows is a must. - TWAIN Integration: You should have prior experience integrating TWAIN for image scanning functionalities. This is a challenging project that requires a high level of expertise in C#/C++ and experience in developing Windows desktop applications, particularly with TWAIN integration. If you're confident in your skills and have a solid track record in similar projects, I&#...

I'm looking for a skilled video editor to create a 30-second short reel showcasing the works of a Greek ad agency. Key Project Details: - You'll need to extract content directly from their active Facebook and Instagram accounts. - The purpose of this reel is to showcase the agency's works, so a strong sense of visual storytelling and marketing is crucial. - The deadline for this project is 1 day. Skills Needed: - Strong experience with video editing and animation, ideally including experience in social media content creation - Ability to meet tight deadlines while maintaining quality - Understanding of marketing and visual storytelling - Familiarity with the use of social media platforms for business promotion Budget for this project is 10 euros, so please ...

I'm searching for an experienced social media strategist to boost my business presence across various platforms. The task at hand calls for a creative mind who can engage a specific audience and effectively grow my social media profiles. Key platforms: - Facebook - Instagram - LinkedIn - Twitter - Youtube - Reddit Target audience: - Professionals aged 25-34 - Parents aged 35-44 Key objectives: - Enhance brand visibility - Drive lead and sales generation - Ramp up customer engagement The ideal candidate will possess a proven track record in social media marketing, lead generation, and audience engagement. Experience in targeting professionals and parents is advantageous. This is a chance to make a real impact, promoting brand growth through innovative social strategies.

Seeking an accomplished web developer to build a unique social media platform. The primary objective of this platform is to connect people, similar to how Facebook operates. It will be similar to Facebook with a little changes ( I will let you know latter ) Website + iOS and android app required. Key Features: - Friend Request Functionality: enabling any user to send a friend request to another user. It's crucial to ensure an easy-to-use and intuitive interface for this. Experience and Skills - Previous experience in developing social networking sites or interactive sharing sites. - Knowledge of secure coding practices. - Strong understanding of web development and user interface design.

I'm in need of a portfolio website to showcase my works and attract new clients...need of a portfolio website to showcase my works and attract new clients. This website will mainly feature text and images. Key Responsibilities: - Develop a visually appealing portfolio website - Implement a black and gold color scheme - Ensure seamless navigation and user experience - Integrate a contact form for potential clients Ideal Skills and Experience: - Proficient in HTML, CSS, and JavaScript - Strong portfolio of previous website development, particularly in the realm of personal portfolios - Experience with client-focused web design - Good understanding of color theory and user experience design This role would be perfect for someone who is creative, detail-oriented, and has a keen ...

Hey there I'm looking for a designer who can create a 5 broachers of 5 pages. more details will be provided in chat I've a very tight budget and I don't care if you use A.I or canva to create them

I'm seeking a qualified professional to set up Google search ads and facebook Metanfor personal use. The targeted outcome of this project is to generate leads towards my various online ventures. - Main Task: Create and manage Google search ads and Meta ads tailored to my specifications and goals. - Goal: Boosting online visibility and generating leads. Ideal candidates should have proven experience in performing similar tasks. Key required skills include Google Ads and Meta Ads proficiency, strong understanding of lead generation strategies, and knowledge of advertising analytics. Prior experience in personal project handling will be appreciated. Please include samples of past work in your proposal, if available. I am looking forward to a fruitful collaboration.

...experienced digital marketing professional who can take charge of managing my Facebook presence. Your primary focus will be disseminating promotional materials for my services/products. Key Responsibilities: - Content Creation: Your core responsibility will be to regularly develop and post engaging promotional materials about my existing and new products/services to attract and retain a wide audience. - Social Media Management: I am relying on your expertise to ensure optimal engagement with posts by effectively dealing with any arising issues, responding to queries in a timely manner and developing an engaging environment. Ideal Skills: - Excellent knowledge and experience in social media management, specifically Facebook - Experience in content creation, in particular...

...Partnership Outsourcing Design & Branding Website Digital Marketing - PPC, SEO, Social Media, Content Marketing Public Relations Video production Blogs Contact us TECH REQUIREMENTS: CMS WordPress WIDGETS AddThis - Social sharing for blogs, social feed) POWR (Or suggest other free ones) - Create contact forms, popups, social media feeds, and image or video sliders) BLOG WordPress ANALYTICS (Might remove some paid ones) Matomo Analytics Leadfeeder Microsoft Clarity Linkedin Insight Tag Google Analytics Facebook Pixel Marketing automation
True Push (For push notifications) MISC RSS Ninja Forms CDN As suggested SEO Yoast SEO MonsterInsights LIVE CHAT WhatsApp Business Chat Maps Google Maps Tag managers Google Tag Manager Database Hubspot SECURITY Recap...

I am in need of a skilled and experienced Facebook traffic manager to effectively manage my paid campaigns with the main goal of driving more traffic to my website. The target audience predominantly consists of young adults with attractions to the latest fashion trends. Key Responsibilities Include: - Managing and optimizing campaigns to improve website traffic - Developing strategies to target young adults and convert them to active visitors of the website. - Adapting to evolving fashion trends and preferences of young adults to improve campaign relevance. Ideal Skills include: - Deep knowledge of Facebook's advertising platform - Proven track record in driving website traffic - Understanding of fashion trends and how they resonate with the young adult population. - Strong ...

Looking for an experienced social media marketer who can skillfully utilize Facebook free ads to heighten used pallet commercial industrial warehouse racking stock offers to UK- based commercial buyers. I will forward all stock details and photo images for upload each time. • Targeted free Facebook ad campaigns

I'm looking for a creative and experienced individual who can take care of the content creation across multiple social media platforms which are Instagram, Facebook, Twitter, and TikTok. MAIN RESPONSIBILITIES: • Create a variety of content including images, videos, and text captions as per required. • Maintain a consistent voice that matches the brand's ethos. • Content planning for a monthly schedule. KEY SKILLS AND EXPERIENCE: • Proven work experience in social media content creation. • Understanding of platform-specific nuances. • Knowledge of current trends and hashtags. • Detail-oriented and very organized.

Need to develop centralized crypto wallet for Tether USDT for myself candidate must have coding of the past project already and deliver immediately. If you need some days to develop from scratch, we don't need you. candidate must demonstrate wallet online.

Responsibilities: - Lead the development and integration of user interfaces in Unity for a computer vision application. - Provide expert guidance in the architecture and design of software built on the Unity platform. - Collaborate with the engineering team to integrate advanced image processing algorithms seamlessly with Unity. - Establish and maintain best practices for Unity development and version control within a shared workspace. - Optimize performance and memory usage of Unity applications dealing with large-scale data processing. - Train and mentor team members on Unity-specific skills and practices. - Manage code repositories, ensuring robust version control and efficient collaboration across teams. - Troubleshoot and resolve any Unity-related issues that affect project tim...

...talented professional who can help me generate more sales for my Shopify store through performance marketing, specifically leveraging Facebook and Instagram. Key Responsibilities: - Devise, implement, and manage high-converting performance marketing campaigns on Facebook and Instagram - Optimize the campaigns to drive conversions and increase sales, with a strong focus on promoting my new arrivals - Regularly analyze campaign performance, making adjustments to ensure maximum ROI Ideal Skills and Experience: - Proven track record of delivering results through performance marketing, particularly with Shopify stores - Expertise in running successful campaigns on Facebook and Instagram - Understanding of e-commerce sales funnels and the ability to optimize them for c...

I require an expert who specializes in LinkedIn job applications. Your task will be to apply for senior/executive level positions in the IT and software development field on my behalf. The ideal candidate will have a proven track record in successful LinkedIn job applications and should have a deep understanding of the specific requirements for senior/executive IT roles. Must be able to work using anydesk(remotely). Daily 3-5 hours.

Please create new wallet for USDT Key phrase can be changed anytime as I want Block transfer outside of the registered addresses

...multi-asset portfolio tracker application. The application will allow users to track investments in stocks, mutual funds, bonds, and other assets. Key functionalities will include: User account creation and management Portfolio management and tracking Automatic data import from various sources (PDF, Excel, etc.) Performance tracking (absolute gain, XIRR, etc.) Integration with financial data APIs (optional) Tech Stack: Back-End: Django (Python) Front-End: React Database: PostgreSQL (open to discussion) Your Responsibilities: Collaborate on the development roadmap for the application's core functionalities. Develop the back-end logic using Django, focusing on user management, portfolio models, and data import functionalities. Build a user-friendly interface ...

I'm in need of an app that can identify the location of a user through their social media account -...need of an app that can identify the location of a user through their social media account - specifically, WeChat and Facebook. This app should work seamlessly, without disrupting the user's privacy and adhering to the rules and regulations of social media platform use. Skills and Experience: - Extensive expertise in location tracking technologies and geo-location services. - Deep understanding of the WeChat and Facebook SDKs and APIs. - Proficient in maintaining privacy standards and ethical practices. - Previous experience in building applications for social media platforms. If you have this niche skill set, I'm excited to connect with you! Let's col...

**Your Bidding Amount is Final. No change allowed later**##Please read the attached file for details## I have an existing Online Stamp Inventory for Postal Stamp Collectors in my site. It is made in CakePHP. I need to add some features to it and repair current feature. I want to add Export feature, improve search feature and add the feature of uploading images/document, repair Year field, URl field, make the current captcha and email verification system better. Further, I need to add Subscription feature. Free Users can add limited number of entries whereas Paid Subscribers can get full features. See the site: This is very easy Project. Just making Form fields and report generating. Lowest bidder will win this project. You don't need to develop any new website or web design. Just...

I am looking for a proficient cyber security researcher with an emphasis on securing various applications. The scope of work includes web applications, mobile ...security vulnerabilities specifically: cross-site scripting (XSS), SQL injection, and session hijacking. - Devise strategies to enhance the security of all our applications. - Regularly conduct security checks to identify potential threats. Ideal skills: - Proven experience in securing different application platforms. - In-depth understanding of XSS, SQL injection, and session hi-jacking. - Comprehensive knowledge of network security and data protection. I need someone who is adept in application security to safeguard our digital assets. Your expertise will play a fundamental role in establishing the security of ...