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    2,000 racket cryptography công việc được tìm thấy, giá theo USD
    Advanced CTF Challenges Solving 3 ngày left
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    I'm looking for a skilled professional who can solve advanced level CTF challenges, in various categories. I need someone who can tackle challenges in Web Exploitation, Binary Exploitation, Cryptography, as well as other categories like web, forensics, osint, and more. Key Responsibilities: - Solve advanced level CTF challenges in multiple categories Ideal Skills and Experience: - Extensive experience with CTF challenges - Proficiency in solving challenges in Web Exploitation, Binary Exploitation, Cryptography, web, forensics, osint, etc. - Proven track record of solving advanced level CTF challenges - An understanding of security concepts Please note that the specific programming languages or platforms to be used in solving the challenges are not specified, but yo...

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    Se necesita un desarrollador frontend que sepa de ionic con angular para realizar diferentes tareas a lo largo del tiempo. Se requiere un trabajador con el que se pueda contar durante varios meses para trabajar 2-3 horas al día máximo. Debe contar con un Mac para poder compilar la aplicación y publicarla en las tiendas de Apple y Android. La app se llama Racket Score y el trabajo consistiría en mejoras en la app ya existente

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    Trophy icon Futuristic Logo Design Urgently Needed Đã kết thúc left

    ...quantum cryptography project named "TANIA". This logo will be a central part of our branding and 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 futu...

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    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.

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    ...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 without the requirement of having to prompt for, or give permission for, a “pairing” or “connecting” of devices each time they wish ...

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    Racket project 2 ngày left

    This is a quote for the Racket project we have talked about.

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    As a tennis academy, we have developed a unique tennis grip with an adhesive layer of Velcro on one side, and an additional component that attaches to the racket handle using a Velcro strip. The main purpose of this design is to teach people how to correctly re-grip their rackets in a comfortable and efficient manner. Key requirements: - The design should be suitable for recreational use. - The target audience for this product is tennis academies. - The ultimate goal is to provide an exceptional grip for the players and make the regripping process easier and more understandable. Skills/Experience required: - Experience in designing sports equipment or accessories, especially for tennis. - Knowledge of materials suitable for grip and handle attachment. - Ability to create a user-f...

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    I'm seeking a developer with strengths in cryptography, blockchain, and who is proficient in Solana to help me develop a decentralized wallet application. This wallet application should have the ability to: - Create and manage multiple wallets. - Send and receive cryptocurrency. - Provide a clear and detailed transaction history. - Execute multichain swapping of digital assets. - Handle 2 custom coins designed for our ecosystem. In addition to these functionalities, the app must run on both iOS and Android operating systems. Moreover, I'd like to collaborate with someone who has a knack for developing user-friendly interfaces. Your expertise can assist us in providing a seamless and engaging user experience. Finally, if you have previous experience in ICO website deve...

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    I am looking for a Racket developer with expertise in scripting and LL1 grammar. The main goal of this project is to develop a simple grammar for parsing and code generation. Key Requirements: - Proficient in Racket: You should be well-versed in Racket programming language. - Grammar: Experience in developing grammars, especially LL1, is essential. - Code Generation: The ability to generate code based on the parsed grammar. - Complexity: The language to be developed will be simple in nature, with less than 10 rules. This project will involve: - Crafting an LL1 grammar for the simple language. - Implementing the parser for the grammar. - Developing a code generator based on the parsed language. If you have experience in Racket, grammar, and code generation, an...

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    Racket Project Đã kết thúc left

    This is a quote for the Racket project we're doing.

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    Hi Romeo, I am writing regarding the second project about the same topic, as we discussed previously. For Due date by end of the day tomorrow should be good. You can use any grammar idea from that "possible programs "pdf file except of the one which you used for previous project ( prefix language into an infix )

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    Racket Project Syntax Fixes Đã kết thúc left

    I'm in need of a skilled Racket programmer to help me address syntax errors in my existing projects. The issues are primarily related to function definitions. Key Responsibilities: - Make the syntax changes in my Racket projects ( just check if everything works well and change the functions syntax a little bit to fit the project requirements). - Communicate effectively regarding the encountered issues and proposed fixes. Your deliverables will be error-free Racket code. The ideal candidate for this project will have: - Proven experience in Racket programming - Strong understanding of function definitions - Excellent communication skills, as I prefer to discuss the issues via email If you have a strong Racket background and are confident in your ab...

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    Long-term v2x Security Research Đã kết thúc left

    ...detection. - Extensive knowledge and experience in Sybil attacks, Eavesdropping attacks, and Man-in-the-middle attacks. - Experience presenting and publishing research at conferences like USENIX and NDSS. - The ability to produce high-quality research papers and practical solutions. - Affiliation with a research institute to embody the future project - H-index, CS Ranking(Computer Security and Cryptography) Given the long-term nature of this project, I'm looking for someone who is committed, reliable, and able to work independently. The selected professional will be expected to provide regular updates on their progress and deliver results in a timely manner. This opportunity is ideal for individuals who are passionate about cybersecurity and are looking for a challenging ...

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    A program in Racket/Scheme that implements a parser in its code, controlled by an LL1 grammar of at least 5 rules and performing, for example, validation/translation of some text input. The output of the program will be e.g. input value recognition, translated text or error detection. See an "example 1" . You can use functions fot this example, but the grammar must be you own. Using of recursive descent parser is recomended - see "example 2". General rules: Note that calling a ready-made function from the library is not sufficient to accomplish this task. Your own code must contain a visible algorithm. Your program must work according to the documentation. All documentation must be written in the source code . The program must include: (in source code) Br...

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    We're looking for a programmer skilled in scraping and converting APIs into PHP or Python code (reverse engineering)! If you have the following skills, join us: 1. Proficiency in JavaScript: Ability to work with this popular programming language and fully interpret and modify codes. 2. Knowledge of Cryptography: Ability to understand and use cryptographic algorithms and methods to comprehend how data is encoded and to transform unencrypted data. 3. Familiarity with Progressive Web Apps (PWA): Deep understanding of PWA structure and methods to bypass installation on iOS. 4. Experience with network monitoring and traffic analysis software such as Fiddler: Ability to use these tools for analyzing network traffic and related information, including identifying and addressing PWA...

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    I'm searching for an experienced developer to create a crypto flash coin generation platform based on BEP20 or Binance n...Registration and Login: A robust system that guarantees seamless user registration and login. - Coin Generation Algorithm: Implement an algorithm that facilitates efficient and reliable generation of coins. - Wallet Integration: Integrate a user wallet into the platform for seamless transactions. The design of the platform should be minimalistic, clean, and user-friendly. Your knowledge in cryptography is highly desirable as the system needs to be secure and should employ cryptographic security measures to ensure the safety of transactions and user data. An appreciation for fintech and past experience in similar jobs will make you an ideal candidate fo...

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    As the owner of a web-based platform, I've encountered a troublesome problem concerning Google Pay integration. Specifically, the issue lies within cryptography - however, the exact aspect of cryptography posing the problem remains unclear due to lack of further information. Therefore, I need an expert who possesses a deep understanding of payment processing systems, particularly Google Pay, and who is proficient with cryptographic systems on the web platform. Your tasks will include the following, depending on the discovered problem: - Debugging and resolving encryption problems - Sorting out decryption issues - Overcoming challenges related to key generation and management Despite the puzzle-like nature of the job, a meticulous and patient troubleshooter with stro...

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    As a founder of "", I'm taking on an advanced cryptography course selling project. This comprehensive course encompasses: - Symmetric Key Cryptography - Public Key Cryptography - Hash Functions and Digital Signatures I'm looking for candidates with a deep understanding of these concepts, given the course is of advanced level. Furthermore, an affiliate marketer with a knack for turning complex content into engaging, easily digestible information is ideal. This course should be marketed as moderately interactive, featuring occasional quizzes to keep learners engaged. Skills and Experience: - Advanced cryptography knowledge - Proven affiliate marketing success - Ability to simplify complex information The Course Costs 1330.33$ You will use t...

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    ...a web-based application for iot edge device that focuses on securing sensitive data and minimizing packet loss using forward error correction techniques. This project will be a great opportunity for you to apply your knowledge of cryptography and networking concepts. Key Requirements: - The main aim of the project is to secure sensitive data using ECC based elgamal. - need to integrate this with forward error correction algorithms like reed solomon, ldpc. -integrate this with web based chat application Ideal Skills and Experience: - Proficiency in cryptography and packet loss concepts of networking - Experience with web application development - Understanding of ECC and elgamal -strong in forward error correction algorithms - Strong programming skills in languages th...

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    I require a competent programmer to create a RSA (South African) drivers license decryption class library in C#. The library needs to take encoded strings (Barcode scan) as input and generate a decoded file as output. Key requirements: - Extensive experience with C# - Capability to handle encoded strings - Generate a decoded file ...required data. - The library need to work within a .NET Core 3.1 API. - A detailed explanation of how to use use this library needs to be provided. PLEASE NOTE: The focus is on creating a reliable and efficient library, hence a solid understanding of performance optimization is necessary. A strong grasp of cryptography, as well as drivers license formats would be beneficial.

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    ...is up to you but it should be identifiable as "the same" for all the objects and look cool but subtle - ie. not too intrusive. Items for haloing: 1. The main character's blue party dress (appears in 3 cuts). 2. The main character's earrings worn with the blue party dress (2 cuts). 3. The main character's white tennis dress (appears in 9 cuts in that time range). 4. The main character's tennis racket (appears in 8 cuts). 5. The coke bottle being held by the dark haired male character (1 cut). 6. The light haired male character's sports watch (2 cuts). 7. The background female's dark blue sweater in the last cut at 0:40. I would like the halo effects to be delivered as a separate full length clip for each object. ie. Each in separate clips ...

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    Trophy icon T-shirt Design for "Zero-Knowledge Proof" concept Đã kết thúc left

    To win this contest you will need to have 5 selected design related to "Zero-Knowledge Proof" or "ZK Proof" concept which is a Blockchain and Cryptography and Math related topic. So feel free to be creative and not just stick to simple typography. I am willing to purchase as many as 60 designs at the same rate, so we might get multiple winners or I will deal with you after the contest ends. Capitalisation: either "Zero-Knowledge Proof" or "ZERO-KNOWLEDGE PROOF" Here are the quotes you can choose from: Zero-Knowledge Proof: Because my secrets are too good to share. I'm like a Zero-Knowledge Proof — complex, mysterious, and verifiable Trust me, I'm a Zero-Knowledge Proof expert. No further questions, please. Zero-Knowledge ...

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    I require an experienced cryptographer skilled in C programming for a unique assignment. This role involves developing encryption, decryption, and key generation functionalities. Key Project Requirements: - Extensive knowledge and application of Cryptography - Proficiency in the C programming language - Experience in generating SHA keys The Cryptographer will perform the following tasks: 1. Encryption and Decryption: You will write code that facilitates both encryption and decryption processes using the AES (Advanced Encryption Standard) algorithm. 2. Key Generation: Involves the creation of a safe and secure key generation mechanism utilizing SHA. You should prioritize key security to guarantee the confidentiality and integrity of the encrypted contents. 3. File Support: The...

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    I'm seeking a researcher well-versed in cryptography for an advanced project targeting two specific areas: Symmetric and Asymmetric cryptography. Key responsibilities: - Detailed research into Symmetric and Asymmetric cryptography - Clearly convey advanced, complex cryptography concepts Ideal applicant: - Extensive experience with cryptography research - Ability to explain complex cryptography ideas to an advanced audience Please include your relevant experience in your application. Looking forward to potentially working together on this fascinating project.

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    I'm working on a Racket program and need help with adding new basic functionalities. This is a new project, so the features are straightforward and won't require advanced expertise. Key requirements: - Proficiency in Racket: You should be confident in using Racket to create new functionalities. - Understanding of Basic Programming: These features are not complex, but should be implemented cleanly and efficiently. - Communication Skills: I prefer email for our communication, so prompt and clear updates will be expected. This project is ideal for someone with some experience in Racket and a good understanding of basic programming concepts. If you're looking for a quick and straightforward task, this could be the right fit for you.

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    ...and Application Middleware, PhoneGap/iOS/Android SDKs, CI/CD, etc. • Strong understanding of mobile and web application security concepts, session management, performance optimization, automated testing techniques, high availability engineering, and database technologies for mobile and web applications. • Familiarity with cryptography, key management, and security solutions on both mobile and server sides, including an understanding of security protocols and cryptography like PKI, SSL, RSA, authentication, encryption, and digital signatures. • Experience working with payment solutions, including mainframe environments, is advantageous. Additional Skills:- • Profound knowledge of emerging technologies and a strong grasp of how technology aligns ...

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    ...for the logo and visual identity to be characterized by bright and vibrant colors. These colors should be energetic and eye-catching, effectively reflecting the dynamic nature of our sports academy. - **Logo Style:** I envision the logo as minimalistic and modern. It should be simple, clean, and reflective of a contemporary design aesthetic. - **Elements:** The logo should incorporate a squash racket and ball. These elements are central to the sport and should be represented in a visually appealing manner. Ideal Skills and Experience: - Prior experience in designing logos for sports-related organizations or other relevant industries - Proficiency in creating minimalistic and modern design styles - Strong understanding of color theory and the ability to work with bright and vi...

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    Racket Bug Fixer Needed Đã kết thúc left

    I need a Racket expert who can help me with some simple syntax errors in my project.

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    ...cybersecurity professional for mentoring and guiding a student through various cybersecurity courses and projects. Requirements: - Experienced cybersecurity professional with preferable certifications such as Security+, CISSP, GSEC, SSCP, etc. - Outstanding communication skills and proficiency in English. - Strong teaching and mentoring experience. - Advanced knowledge in Network Security, Cryptography, and Ethical Hacking - Cybersecurity certification as mentioned below. - Outstanding communication abilities. - Teaching or training experience preferred but not essential - Ability to break down complex cyber security concepts. Experience: Minimum of 10 years' practical experience in cybersecurity, preferably with recognized companies. Pro...

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    I need a professional progra...program. The problem lies in the document authentication process, specifically with reading the chip data of ID cards. The ideal candidate should have: - Proficiency in Java and experience with the jmrtd program - Prior experience dealing with document authentication, especially with ID cards - Strong problem-solving skills and ability to troubleshoot complex issues - Good understanding of cryptography and secure communication The main tasks in this project include: - Diagnosing the root cause of the issue when reading the chip data - Implementing a solution that ensures successful document authentication for ID cards - Testing the updated program to ensure it works as expected Your expertise and efficiency in resolving this issue will be highly ap...

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    I am seeking knowledgeable developers to construct a centralized cryptocurrency exchange with a comprehensive inclusion of Bitcoin, Ethereum, and Ripple. Key requirements for the task are: - Efficient Development: You should have a strong backgr...cyber threats, you'll need to harness your end-to-end cryptographic knowledge to ensure top-notch security measures. - Engaging User Interface: The ability to build an intuitive, easily navigable and engaging user interface is crucial. Proven experience designing user-friendly platforms is advantageous. The ideal candidate will have a blend of technical versatility in blockchain technology, cryptography, and platform interface design. A comprehensive understanding of commonly traded cryptocurrencies Bitcoin, Ethereum, and Ripple is...

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    ...functionality. - Provide comprehensive documentation and support resources for users, including tutorials, FAQs, and troubleshooting guides. **Key Requirements:** - Proven experience in developing cryptocurrency platforms or similar financial systems, with a focus on Bitcoin (BTC) transactions. - Expertise in relevant programming languages, frameworks, and technologies, such as blockchain development, cryptography, and secure web development. - Strong understanding of Bitcoin (BTC) protocol specifications, wallet management principles, and security best practices. - Effective communication skills and a collaborative approach to project management, including regular updates, feedback sessions, and milestone reviews. - Demonstrated ability to deliver high-quality projects on time ...

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    ...Processes - Handling Unix signals, processes, and threads management (fork, exec). Virtual Memory - Concepts, page tables, and memory management techniques. Caches - Understanding caching, memory hierarchy, and cache-related strategies. Synchronization and Deadlocks - Locks, mutexes, barriers, and deadlock prevention. Networking - IP, TCP, DNS, and secure channel foundations. Secure Channels and Cryptography - Fundamentals of secure communications, public key infrastructure. Pipelining and Processors - CPU pipelining, hazards, out-of-order execution. Out-of-Order Execution and Side Channels - Advanced CPU architecture features and security implications. Meltdown/Spectre - Discussing speculative execution vulnerabilities. Past final exam has been attached with this proposal. Plea...

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    I'm looking for a skilled researcher in the field of cryptography, specifically focused on Oblivious Transfer (OT). Find all OT extension implementations and compare them for efficiency and security (sometimes the security assumptions are different hence the security levels are also different. Efficiency can be compared in terms of average memory usage and average time required to complete one OT/OTe of same size in different libraries). Key Requirements: - Strong background in cryptography - Proven experience in conducting research within this field - Ability to evaluate security and efficiency of cryptographic libraries - Familiarity with the implementation of OT in different environments, particularly within OT libraries. The primary goal of this project is to prov...

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    I'm seeking a digital designer skilled in product design and illustration to transform my current beach tennis racket designs. Here's what you'll be working on: Artwork Design Alterations: - Color Palette: A custom color palette will need to be incorporated creatively into the designs. - Logos and Text: Add brand logos and related text accurately and aesthetically. - Shapes and Patterns: Adjust existing shapes and modify patterns to uplift the design stature. Ideal candidate should have experience in graphic design, product design and sports equipment design. A background in tennis equipment design will be a plus. Let's make these rackets truly standout!

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    Bitcoin and Python Backend job Đã kết thúc left

    ...problem-solving process. What NOT to Do - Do Not Use Bitcoin Libraries for Transaction Validation: You must not use any Bitcoin-specific libraries or frameworks that automate transaction validation processes. The intent of this task is for you to implement the validation logic manually. - Permissible Libraries: The use of standard cryptographic libraries, such as secp256k1 for elliptic curve cryptography, and standard hashing libraries (e.g., for SHA-256) is allowed and encouraged. These libraries are essential for implementing the cryptographic underpinnings of bitcoin without reinventing the wheel. - Implement the Mining Algorithm Yourself: You are required to implement the mining algorithm on your own. This includes creating a way to correctly form a block header, calculate ...

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    Cryptogrphy expert Đã kết thúc left

    More details: What specific expertise in cryptography are you looking for? Cryptanalysis techniques What is the primary goal of the cryptanalysis project? Questions that include groups, algorithms, attack. not help from chatGPT or any AI Which cryptographic algorithms or protocols are you currently using or planning to use in your project? Hash functions collisions and more. There is a file with question for example, if you can answer on this question with out any AI we can proceed i will pay good for each question you answer :)

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    I am looking for an expert in blockchain technology to create a Metamask wallet that supports the Ethereum network. This project will involve: - The core feature of sending and receiving ETH. This is a feat... - An integration with hardware wallets functionality. User security is paramount to this project. As such, the aim is to have our Metamask wallet integrate with hardware wallets, which is an advanced security measure. Successful implementation should ensure a higher level of safeguarding for Ethereum transactions. Ideal freelancer for this project should be well-versed in blockchain and cryptography, and have prior experience in creating and working with blockchain wallets, particularly Metamask. Knowledge of how to integrate wallets with hardware devices will be especial...

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    Casino Crypto RNG Prediction Đã kết thúc left

    ...cryptographic-based random number generator, or RNG, which is used in a casino setting. I have output sequences of the RNG that can be utilized for this prediction. - Successful prediction has potential for great gambling strategies. ## What YOU Can Do: - With your knowledge and experience in RNGs and cryptography, I am hopeful you can create an algorithm or a model to predict the next sequences. ## What You Should Have: - Extensive experience with RNGs, especially those that are based in cryptography, is absolutely crucial for this project. - Experience in creating predictive algorithms or models. - Good understanding of gambling methodologies would be a plus. - Understand that the goal is not to exploit or hack, but to generate effective gambling strat...

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    ...must incorporate the themes of padel sport, prominently featuring a padel racket and a ball. Padel Delux is the name of the site and the tournament. It's important to embed our company's name within the logo too. We prefer the colors red, blue, and white. If you can bring a unique, modern touch to the design, that would be greatly appreciated. To be successful in this role, you need to have proven experience in logo design and a strong understanding of branding. Below are the specific requirements: - Logo must include padel sport themes - Include company name in design - Color scheme: Red, blue, white - Must feature a padel racket and ball Inspiration would be a uppercase P where the P would represent a racket and a lowercase d where the belly of the...

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    I'm looking for a talented individual with proficiency in image processing and hash calculation. The primary aim of this project is to use these techniques for image modification. Ideally, I need someone adept in: - Image modification in such a way that i...hash calculation. The primary aim of this project is to use these techniques for image modification. Ideally, I need someone adept in: - Image modification in such a way that its original concepts not changes - making image change so many time like a loop - calculating images hash The resultant processed images should be provided in JPEG, PNG, and GIF formats. A background in encryption and cryptography will be highly desirable. Your experience with these specific image processing techniques will be crucial to the succes...

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    I'm looking for a skilled developer who can integrate Metamask and Phantom Wallet into my existing PHP script. The main objective is the implementation of sign-in functionalities using these crypto wallets. Key Responsibilities: - Integrate Metamask wallet into the PHP script - Integrate Phantom Wallet into the PHP script - Enable signing in via bo...freelancer for this task should possess: - Expertise in Blockchain technology - Proficiency in integrating wallet systems, specifically Metamask and Phantom wallet - Proficient knowledge of PHP scripting - Experience in implementing sign-in functionalities with Blockchain wallets will be a plus. Your role will be critical for the security and functionality of the project, thus understanding of cryptography and blockchain princ...

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    As an enthusiast in scheme/racket programming, I'm currently building a Church-compiler. The project is majorly complete, however, there are some aspects I need professional assistance with. The key tasks include: - Writing and completing certain functions in the program to pass pre-existing test cases. - Enhancing syntax parsing to better compile to Lambda-calculus In order to achieve this, I'm in need of a programmer with substantial experience in Scheme/Racket, particularly in implementing algorithmic logic, constructing compilers(church->nat, church->bool,church->listof and more) and syntax parsing techniques. If you are proficient in these skills, I would love to connect with you. More information provided through messages.

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    Trophy icon Logo for padel and tennis brand Đã kết thúc left

    I want to create an exclusive padel and Tennis clothing brand. Logo name: Union Racket The logo could also include, but don’t need to: Established in London The logo could also include, but don’t need to: Sports Club The logo needs to be a tennis racket crossed with a padel racket. Please have a look on the attached files as inspiration. Both needs to be included in the logo just with padel and tennis racket crossed. I look forward to see the results. Thank you very much for your time. I appreciate every single logo that I received. Kind regards Fred

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    Se necesita un diseñador gráfico para crear unos diseños que mejoren una aplicación móvil ya existente. Se trata de una aplicación de resultados de pádel. La app es la siguiente: Se requieren 2 diseños diferentes para la app para poder elegir uno de ellos

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    I'm seeking an adept Rust programmer who can assist me in creating a new application. This application's central function is to handle real-time data processing, specifically focusing on cryptocurrency data. Key responsibilities: - Develop a robust and efficient application in Rust - Integrate real-time data processing capabilities - Enable swift and accurate ha...data processing, specifically focusing on cryptocurrency data. Key responsibilities: - Develop a robust and efficient application in Rust - Integrate real-time data processing capabilities - Enable swift and accurate handling of crypto data The successful candidate should have: - Profound understanding of Rust programming language - Proven experience in real-time data processing - Strong cryptography and blo...

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    ...from first principles. Do Not Use Bitcoin Libraries for Transaction Validation: You must not use any Bitcoin-specific libraries or frameworks that automate transaction validation processes. The intent of this challenge is for you to understand and implement the validation logic manually. Permissible Libraries: The use of standard cryptographic libraries, such as secp256k1 for elliptic curve cryptography, and standard hashing libraries (e.g., for SHA-256) is allowed and encouraged. These libraries are essential for implementing the cryptographic underpinnings of bitcoin without reinventing the wheel. Implement the Mining Algorithm Yourself: You are required to implement the mining algorithm on your own. This includes creating a way to correctly form a block header, calculate the ...

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    ...without too much adaptation from what you’d need in other sectors. On the backend, Node.js, Go, Python, Scala and other languages will be valuable. Data analysis. The blockchain records a wealth of information, and if you have a background in data science you may be eligible for some of the top careers in cryptocurrency. Security and Cryptography. These skills will always be useful for any technical blockchain role. Experience in blockchain development, cryptography, and smart contract programming are essential. An understanding of staking mechanisms would also be beneficial. Please include any relevant examples of your past work within this field in your bid....

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    I'm urgently in need of a cyber security expert to guide me through my high-level educational assessments. Key Areas for Assistance: • Authentication • Access Control • Operating System Security • Vulnerabilities • Cryptography • Public Key Infrastructure • Threat Modelling Ideal Candidate Qualifications: • Demonstrated experience in network, information, and application security • Proven track record in dealing with the specified key areas • Ability to provide comprehensive, understandable guidance Please note that the timeline is critical and I need someone who can start immediately. Provide your experience and expertise in these areas. Looking forward to your bids.

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