Cesar cryptography trabalhos

Tenho um projeto Arduino feito faz 4 anos, que funcionoiu. Estou reimplantando agora, mas nao sou da area, e estou tyendo alguns problemas. Vc pode ajudar?

Olá Cesar O., eu vi seu perfil e gostaria de lhe oferecer meu projeto. Nós podemos discutir os detalhes pelo chat.

Bom dia, preciso de uma pessoa para configurar minha plataforma da social maker funil de vendas, chat bot, descadastro automático, etc. eu vou te passando as informações e voce vai configurando. configuração completa voce pode me ajudar??

Olá Bruno Cesar De C., eu vi seu perfil e gostaria de lhe oferecer meu projeto. Nós podemos discutir os detalhes pelo chat.

Meu nome é Julio Cesar, tenho uma empresa de designer e gestão de trafego.

Olá Julio Cesar P., eu vi seu perfil e gostaria de lhe oferecer meu projeto. Nós podemos discutir os detalhes pelo chat.

Olá Júlio pretendo ter um tutor para iniciação ao data science em particular usando Python e MySQL

Oi Bruno Cesar De C., reparei em seu perfil e gostaria de lhe oferecer meu projeto. Podemos discutir quaisquer detalhes no chat.

Recentemente adquirimos o portal de entretenimento adulto (antigo gmagazine) e procuramos profissionais freelancer com conhecimento em programação wordpress - front-end e back-end, design e banco de dados - para remodelar o site e adequá-lo as nossas necessidades. O site já tem uma plataforma em wordpress funcionando (com painel d...preferência, pois algumas reuniões para discutir o briefing poderá ser presencial com a equipe de fotógrafos e videomakers do portal. *Removed by Admin* Antes de enviar sua proposta ou nos contatar para futuras parcerias nesta área de tecnologia, pedimos que acesse o site e verifique se o conteúdo ali apresentado é confortável para você e não o ofende. Ficamos no...

I need to encrypt a tibia client so that the graphics files can not be stolen. version : 8.60

Oi Cesar C., reparei em seu perfil e gostaria de lhe oferecer meu projeto. Podemos discutir quaisquer detalhes no chat.

Ola, tenho tenho um website responsivo que esta no meio do caminho e preciso terminar. Vi seu perfil e tenho interesse em te contratar.... sou novo no Freelancer e coloquei dez dolares no preco apenas para conseguir te mandar msg

 Preciso de redator para blog de games, com experiência na área, precisamos de artigos com matérias explicativas, opinativas, tutoriais, comparações de produtos, noticias diárias, etc.<br /><br />REGRAS BÁSICAS<br /><br />– conhecimento em SEO;<br />– artigos com mínimo de 300 palavras, NÃO ACEITAMOS COM MENOS;<br />– artigos com parágrafos curtos e simples para facilitar a leitura;.../><br />– Favor enviar a proposta por artigo.<br />– Depósito somente na conta de CPF do Autor.<br />OBS: Textos com ótima qualidade o redator pode ser fidelizado ao projeto e posteriormente ter uma renegociação nos va...

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Preciso de redator para blog de games, com experiência na área, precisamos de artigos com matérias explicativas, opinativas, tutoriais, comparações de produtos, noticias diárias, etc. REGRAS BÁSICAS – conhecimento em SEO; – artigos com mínimo de 300 palavras, NÃO ACEITAMOS COM MENOS; – artigos com parágrafos curtos e simples para facilitar a leitura; – artigos devem ...testado nas ferramentas anti-cópia. PAGAMENTO – Favor enviar a proposta por artigo. – Depósito somente na conta de CPF do Autor. OBS: Textos com ótima qualidade o redator pode ser fidelizado ao projeto e posteriormente ter uma renegociação nos valores e ganhos de comi...

Cartão EMV / EMV ISO-7816 & amp; Smart card Java Software Engineer n & amp; Programação & amp;<br />Engenheiros & amp eletrônico; Microcontrolador & amp; Cryptography.<br /><br />Olha o que eu preciso:<br /><br />PIN Projeto Eu preciso de um software com wich eu posso simplesmente ler o PIN de um wich de smart card (um cartão Bank) pode ser uma SDA ou cartão de DDA. Como todos sabem, o Chip & amp; Cartões EMV PIN ou chamada Bank Card<br />O PIN é o chip, como extrair o PIN, eu realmente não fazer & amp; acirc; & euro; & Comércio ;! nt sei que eu tenho dois cartões inteligentes leitores / escritores e eu tenho um software (Java EMV Reader...

Ola Cesar. Andei o ver profiles de freelancers e achei o seu interessante. Gostaria de falar um pouco mais consigo sobre estas cenas de pagamentos a hora ou por projeto, dado que temos vários projetos e gostaríamos de saber valores aproximados para cada um (claro com pequeno margem de erro - já que nos comentários vimos que tiveste problemas com pelo menos um dos teus clientes e não conseguis finalizar todos os teus projetos). Não sei se existe meios alternativos ou se temos que que falar mesmo por aqui. Atualmente temos um site e queremos pegar no mesmo conceito par por num designe one page, para um serviço com detergentes biológicos virado para um nicho do mercado. Estamos a pensar comprar um tema de design já feito q...

Olá! Me chamo Cesar Zuntini, sou desenvolvedor web e estou recrutando um freelancer para me ajudar em um projeto em andamento. O projeto é um e-commerce para uma loja de autopeças, que atualmente possui apenas um site institucional. A plataforma que est

...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...

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...

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...

...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 ...

...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...

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...

...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 ...

...solution. -Developing decentralized applications: Leverage your experience with decentralized applications and -Polkadot's interoperability to build user-friendly interfaces and front-end components that interact seamlessly with the blockchain infrastructure. -Ensuring security and scalability: Play a critical role in architecting a secure, reliable, and scalable DPAM solution. Your knowledge of cryptography, encryption techniques, and Polkadot's scalability features will be essential in implementing robust security measures. -Actively collaborate with a multidisciplinary team, including software engineers, product managers, and designers, to ensure the blockchain solutions align with our overall project vision. Skills needed: -Polkadot Expertise: Deep understanding o...

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 :)

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...

...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...

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...

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...

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...

...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 ...

...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....

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.

I need an experienced Rust developer who can assist in designing, implementing, and testing smart contracts for an Automated Market Maker (AMM) on Solana. Key functionalities include: - Token Swapping: The primary feature we seek is a token swapping functionality. - Comprehensive Token Support: It's vital that our platform can support any Solana token withou...maker (AMM) concepts and protocols (e.g., Uniswap, SushiSwap). Ability to work independently and collaboratively in a fast-paced environment. Good communication skills and a proactive attitude towards problem-solving. Nice to Have: Previous experience working on decentralized finance (DeFi) projects. Knowledge of other programming languages such as Solidity, C++, or Python. Understanding of cryptography and cybersecur...

Hi Cesar S., I noticed your profile and would like to offer you my project. We can discuss any details over chat.

I'm looking for a skilled graphic designer to help me with the design a beautiful business card. The card orientation could be landscape or portrait. The essential information to be included on the card are: - Name: Cesar Vasquez - Job Title: Director of Operations - Company name: First Choice Solar - Logo: Attached - Phone: +1 888-585-0569 - Website: - Email: cesar@ Experience in brand identity design would be advantageous. Feel free to send your proposals. Levels of creativity and a keen eye for clean designs will be greatly appreciated!

We are currently seeking a seasoned coder proficient in C, C++, and Assembler (x64) languages to assist wit...Demonstrable capabilities in new feature development. - Familiarity with system integration and modification. - Solid background in managing medium complexity tasks. - An in-depth understanding of operating system internals, especially Windows. - Knowledge of how different network protocols. - Experience in reverse engineering and familiarity with tools like IDA Pro, Ghidra, or OllyDbg. - Knowledge of cryptography and secure data handling. - Proven track record in exploit development and vulnerability research is a huge benefit. - A bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field. Relevant certifications (e.g., CISSP, OS...

...to provide a secure and user-friendly solution that enhances privacy, eliminates the need for third-party intermediaries, and gives users full control over their personal data. Requirements: Proficiency in Blockchain Development: We're seeking a developer with expertise in blockchain technologies, including Ethereum, smart contracts, and decentralized applications (dApps). Familiarity with Cryptography: Knowledge of cryptographic principles and techniques is essential for this role, as our project involves implementing advanced security features to safeguard user data. Experience with Identity Management Systems: Previous experience working on identity management systems or related projects is highly desirable. Strong Problem-Solving Skills: The ability to tackle complex t...

I’m seeking a knowledgeable writer with considerable experience in cryptography, specifically in the area of symmetric key cryptography. Key Responsibilities: - Crafting a comprehensive paper on symmetric key cryptography - Ensuring content is engaging and accurate - Meeting strict deadlines ( 17/03/2024, 10 am) Ideal Candidate: - Has notable experience in symmetric key cryptography - Excellent writing skills, ability to distill complex concepts into digestible content - Previous work in this field will be advantageous. Kindly include these experiences in the application. Please, only come on board if you are confident in your ability to deliver compelling and informative content on Symmetric Key Cryptography. I'm looking forward to worki...

I'm looking for a talented developer who can bring my vision for a next-level messaging app to life. This isn't your basic communication application, and I want the additional features to reflect that. Key Deliverables: - A fully-functional messaging app for iOS and Android. - Full suit...calling. - Elevated security measures, such as end-to-end encryption to ensure privacy and protect user data. - Fun engagement features like a wide range of stickers and emojis. Your Experience: I'm ideally looking for someone who has experience in mobile app development, especially communication or social networking apps. Given the sensitive nature of messaging, hands-on experience with applied cryptography or related fields would really set you apart. Let's take messagi...

Hola castillovox, vi tu perfil y me gustaría conversar sobre mi proyecto. Podemos discutir cualquier detalle por chat.

I'm in need of an expert in cryptography, specifically proficient in SHA256, to assist with a custom implementation of a decryption algorithm for data retrieval. The primary responsibilities for this role will include: - Decrypting the SHA256 algorithm with a specific iv and key. - Developing a capability for retrieving transactional data post decryption. - Ensuring the preservation of data integrity during the entire process. Ideal candidates should have experience in data decryption, knowledge of SHA256, and a proven history of successful implementation. The ability to handle confidential transactional data safely and comply with all data security standards is also necessary. This project demands attention to detail, precision, and robust understanding of cryptographic ...

...- Testing and validating RNG algorithms to ensure their security and reliability - Collaborating with the development team to integrate RNG solutions into our blockchain platform - Monitoring and maintaining the performance of on-chain RNG systems - Keeping abreast of the latest developments in blockchain technology and RNG algorithms The ideal candidate will have: - A strong background in cryptography, blockchain technology, and RNG algorithms - Proficiency in programming languages such as Solidity, C++, or Python - Experience working with on-chain RNG solutions in a production environment - Excellent problem-solving skills and attention to detail - Strong communication and collaboration skills In return, we offer competitive compensation, a supportive work environment, and op...

I am a beginner in Capture The Flag (CTF) problem-solving, seeking expert assistance. Here are the specifics: - Challenge Categories: I'm mainly interested in understanding and solving problems related to Cryptography, Web Exploitation, and Binary Exploitation. - Programming Languages: The languages I am currently proficient in are Python and C++. Hence, any guidance needs to be provided considering these languages. It is essential for the freelancer to have substantial experience in CTF problem-solving across the specified categories along with proficiency in both Python and C++. Please make use of simple and easy-to-grasp terminologies, given my beginner status. Looking forward to broadening my knowledge base in this fascinating realm. i will give you the problem and you...

The purpose of this project is to evaluate the cryptographic algorithms of a set of generated numbers from a specific MATLAB software using the NIST SP 800-22 Diehard test. The key objective is to scrutinize the randomness of data produced by the software, in o...Processing a given set of numbers generated from MATLAB software. - Conducting Diehard tests to evaluate the cryptographic algorithms implemented. - Reporting findings in a clear, comprehensive manner. - Providing any insights or recommendations to improve cryptographic standards if needed. This project is aimed at statisticians, mathematicians, and data researchers with a keen interest in cryptography. Your analysis can play an instrumental role in enhancing the robustness of the cryptographic functions of this specific...

I...if necessary. Ideal candidate should possess the following skills: - Proven experience in both web and mobile app development. - Strong proficiency in HTML5, CSS3, JavaScript for front-end development. - Solid skills in PHP, Python, Ruby or Java for back-end development. - Knowledge of website and app layout/user interface by using standard HTML/CSS practices. - Experience with public key cryptography. - Familiarity with database systems including MySQL, Oracle, and MongoDB. - Proficient understanding of code versioning tools such as Git. Please note, despite the listed e-commerce platforms, we prefer to have our own content managed system (CMS). Please provide examples of any previous work and include estimates on cost and time in your proposal. Looking forward to your best ...

...The main tasks for this project will be: - Assess and understand the current structure of our finance-related system - Develop approaches to embed blockchain technology into the existing system in ERC20 - Code and help in setting up the integrated system Skills and Experience: - Proficiency in different aspects of cryptocurrency including Blockchain technology, Cryptocurrency trading, and Cryptography - Specialized in coding and ERC20 standard mastery - Proven cases of successful integration of blockchain into financial transaction based system is a huge plus The main goal of this entire engagement is a seamless implementation of blockchain technology into our existing financial transactions system to maximize security and efficiency. So, if you're an expert in blockcha...

Hello prospective bidders, I am in need of a crypto expert that can assist me in implementing encryption, decryption, and hashing principles to my project. About the Project: - Specific cryptographic services required include Encryption, Decryption, and Hashing. - I believe understanding the balance between security and performance is vital, as we wouldn't want to sacrifice one for the other. - The main platforms for applying these services need to run on HackerRank. Requirements: - Demonstrable knowledge on encryption, decryption and hashing principles. - Prior experience in implementing cryptographic services on web-based platforms and HackerRank. - Medium to high understanding of cyber security principles. - Good communication and problem-solving skills. - Ability to complete...