Reverse engineer checksum algorithm trabalhos

...esta é a oportunidade que você estava esperando! Projeto Desafiador: Estamos buscando um freelancer altamente qualificado e experiente para aprimorar e expandir nossa infraestrutura de rastreamento veicular. Nosso ambiente inclui um servidor Cloud Linux Ubuntu, respaldado pelo poderoso banco de dados PostgreSQL e Docker. Nele, o Traccar 5.8 e o Traccar Web estão implementados, enquanto o Geocode Reverse opera em configuração com o Nominatim. Qualificações Requeridas: Expertise em TRACCAR: Uma sólida compreensão prévia do sistema Traccar é essencial. Idealmente, você terá trabalhado com empresas de rastreamento veicular e possuirá um histórico de projetos de sucesso nesse campo...

I have a sports betting prediction algorithm that uses poisson, it is showing an error in the data indexing part for the training. The goal is to resolve this indexing so that the algorithm retrains normally.

Estamos procurando um back-end engineer ou Back-end Programmer para finalizar e manter a parte de integração com meio de pagamento MOIP no nosso app. Somos um marketplace com mais de 100 fornecedores querendo entrar na aplicação, mas travados por esta integração. Se você curte desafio, é rápido, agilizado e tem disponibilidade imediata, vem com a gente. Seria ideal ter conhecimento em Front-end.

Function getCRC16($value) { $polinomio = 0x1021; $resultado = 0xFFFF; //CHECKSUM if (($length = strlen($value)) > 0) { for ($offset = 0; $offset < $length; $offset++) { $resultado ^= (ord($value[$offset]) << 8); for ($bitwise = 0; $bitwise < 8; $bitwise++) { if (($resultado <<= 1) & 0x10000) $resultado ^= $polinomio; $resultado &= 0xFFFF; } } } return strtoupper(dechex($resultado)); } This function reproduces these results: echo getCRC16('261cca7aa11aabe18c128fb9c3b0d992').'</Br>'; //Result C810 echo getCRC16('4ef3e8c323abb5938ff5d9522a28bc14').'</Br>'; //Result 878E echo getCRC16('...

Vaga: SÊNIOR ENGINEER ANDROID Requisitos: 3+ anos de experiência com desenvolvimento Android Padrões de arquitetura como MVC, MVP, MUUM e MUI. Benefícios: CLT 100% remoto Salário super competitivo Bônus baseado em metas Assistência médica, dental, seguro vida Cartão benefícios VEE.

...registration must also include the customer's association with an RFID card. The online system must be able to read and write data on the USB RFID reader. This system will receive data from a microcontroller via the web. It will still be decided which microcontroller is probably an ESP8266 or a Raspberry PI. The writing part of this information will be done in conjunction with an automation engineer. - Part of visualization by the client The customer will have a screen to view data, such as instant consumption and remaining credits. This screen will be on a tablet directly on the equipment. The tablet must access this information through a web page....

Boa Tarde, preciso de um freelancer programador android, Objetivo: Alteração de um código fonte já existente! O que precisa alterar: Criar duas validação via JSON. Primeira: request e get para trazer o country, e quando o usuario for fora do Brasil o app vai trazer uma lista diferente quando se for dentro do Brasil! Segunda: request e get enviando a latitude e longitude o site vai retornar o json com o país do usuario e fazer a mesma coisa da primeira opção!

I need to reverse the way the store shows the price.

1-Check tag and category error 2-check https certificate error - new posts 3-remove wpml and currency plugins from site - Disable and remove icons (desktop and mobile) 4-Check which products do not pull order sequence when posted - (Is pulling from oldest to youngest, reverse order in function) 5-Css adjustment broke in mobile menu in content category BID USD 35.00

MUST BE BASED IN PORTUGAL AND WILLING TO TRAVEL TO PORTO We are an IT consulting company headquartered in Porto and we need a systems engineer with experience in migrating from traditional Active Directory to Azure AD, ensuring integration with Office365, Visual Studio Team Services and other services with federated authentication in Azure AD. Configuration of site-to-site VPN with corporate network. Implementation of Skype for Business by discontinuing Cisco on-premises system. Get in touch --- Somos uma empresa de consultoria IT sediada no Porto e necessitamos de um engenheiro de sistemas com experiência na migração de Active Directory tradicional para Azure AD, garantindo a integração com Office365, Visual Studio Team Services e outros s...

A Reverse desenvolve sofware para aplicações médicas em telemóvel e precisa de apoio nessa área.

...personalizada para os usuários. Desenvolver um Website para Exchange, para que possamos fazer as comercializações dessa cryptocurrency, Bitcoin ou outras cryptocurrencys. Posso auxiliar no processo do desenvolvimento de Logo, Whitepaper, e afins. Tenho um estudo que seria uma moeda ideal com o melhor custo benefício para o meu público de atuação e utilização dessa moeda. Dados técnicos: Algorithm: Scrypt Type: PoW Coin name: (confidencial) Coin abbreviation: (Confidencial) Address letter: U RPC port: 32016 P2P port: 32015 Block reward: 200 coins Block halving: 840000 blocks Coin supply: 346391753 coins Advanced properties Coinbase maturity: 20 blocks Target spacing: 5 minutes Target ...

Preciso de um projeto que esteja monitorando uma tubulação de água e quando a torneira nesta tubulação for aberta seja detectado e aciona um motor para remoção da água na tubulação. Outro detalhe é que isso seja acionado apenas quando a água estiver abaixo de 25° C.

Criação de rede wireless

gostaria de obter um projeto arduino de uma etiqueta de preço digital para gôndulas de supermercado onde a mesma recebe a descrição e valor de venda via Wireless.

O projeto consiste em uma comunicação entre um Arduino UNO, que esteja conectado a um modulo ESP8266, como web server. Onde o arduino faça a leitura de 4 ou 5 sensores de nível, e esta leitura seja trasmitida para uma pagina na web.

Para integrarse a SWD Factory de importante cliente, ubicado en Villa Luro, nos encontramos en la búsqueda de un Software test engineer para sumarse a un importante proyecto internacional. Requerimos inglés avanzado y conocimiento o interés por las metodologías de trabajo ágiles<br />Deberás contar con disponibilidad para viajar a Seattle durante dos semanas para realizar la capacitación del puesto.<br /><br />Requisitos técnicos:<br /><br />Senior SDET<br />Advanced English<br />Agile Development Model<br />Automation Testing ( Rest Calls, integration test and unit testing)<br />Webservices<br />Phyton<br />Java<br />Mongo DB<br />Ofrecemos:<br /&...

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...

Algorithm Design + subset sum + O vs o + SOLVING RECURRENCES + DIVIDE-AND-CONQUER PARADIGM + WEIRD BUS COMPANY + FINDING MODE OF A UNIMODAL SEQUENCE + USE OF INDICATOR RANDOM VARIABLES

Eu estou criando uma empresa na Australia para vender mortgages online. Estou querendo criar um minimum viable product (MVP) ou um prototipo do meu site para testar com meu primeiros clientes. O trabalho necessario seria de um profissional full stack software engineer para criar o front end e back end do site. Como exemplo do trabalho, estou passando um site americano que vende mortgages online e eh um bom exemplo (). Esse trabalho pode virar uma boa oportunidade para o profissional certo, visto que maiores customizacoes serao necessarias, entao mais trabalho free lancer, e tb a possibilidade de trabalhar aqui em Sydney, para um talentoso profissional.

...servidores possui o centOs 64bits instalado. Vai migrar 3 contas do servidor velho para o novo. Serão somente estes 4 sites que pretendo migrar Sendo 2 lojas magento + 1 site wordpress +1 site comum instalação e configuração abaixo. Otimização Apache Instalar o nginx Configurar o MTA - As contas de emails de apenas 1 conta: .1 The SMTP banner/helo is set to a hostname 2. The reverse DNS is set and matches the SMTP banner/HELO 3. SPF and DKIM records are set Segurança: Firewall ConfigServer Security & Firewal Proteção do diretórioAntivirus Regras Básicas Mod Security Clamav Observação : É considerado concluido as tarefas somente quando os ...

I am in need of a skilled engineer with experience in designing drilling rigs, specifically for gas/air reverse circulation. The current stage of the project is at a basic design level. The project at hand is for a rudimentary, yet efficient design for a drilling rig that can effectively reach water wells up to 2000 ft deep. Key Requirements: - The design should be optimized for reverse circulation drilling. - The rig should be capable of reaching a maximum depth of 2000 ft. - The project is currently at a basic design stage, so the freelancer will need to be able to take the project to completion. What I'm Looking For in a Proposal: - Your experience in designing drilling rigs and reverse circulation systems. - Any relevant past work that you can share. ...

I'm looking for an experienced QA Automation Engineer for solving some issues we have in a complex Jmeter script which we are using in our performance/load tests. This is a 1 week job at most and payment will be fixed at $500. Our JMeter script is not a simple one, so if you are not a real expert in JMeter please do not apply. You will fail to do the project. If you are an expert using JMeter for really complex projects, please apply by simply answering the below questions: 1- Tell us why you consider yourself a JMeter expert. 2- What were the most complex 2 projects that you did JMeter tests for and what made them complex. Please type "I can do it" at top of your reply so that I know you actually read the description.

I'm in need of a mechanical engineer with experience in calculating load capacities for scissor lifts. The primary material of the lift is steel and the analysis requires consideration of both static and dynamic loads. Key responsibilities: - Conduct load capacity calculations for a steel-based scissor lift - Analyze and consider both static and dynamic loads - Ensure the lift meets safety and performance standards Ideal skills and experience: - Proficiency in mechanical engineering and load capacity calculations - Experience working with scissor lift or similar heavy machinery - Solid knowledge of steel properties and how it affects load capacity - Ability to analyze both static and dynamic loads for safety and performance compliance. Please provide a brief overview of yo...

I'm seeking a proficient C++ developer with ample experience to handle an update to our existing source code. You will be tasked with: Upgrading the source code to make use of the RandomX algorithm (no need to implement the algorithm, as we already have it ready and we will provide the source code), currently the source code is fully working with CryptoNight. Knowledge and experience with the CryptoNight or crypto coins are incredibly beneficial. You should be well-versed in updating and refining source codes.

...Skills in the following areas are required: Static Application Analysis: Understanding of tools like PEView, Dependency Walker (for analyzing dependencies in a Windows environment), APKTool, Androguard, or similar. Dynamic Application Analysis: Experience with tools like Process Explorer/Monitor (for analyzing processes in a Windows environment), Wireshark, or comparable tools. Code Analysis & Reverse Engineering: Proficiency in Ghidra, SMALI/BAKSMALI, dex2jar, and similar disassemblers/decompilers for Android code. Key Requirements: Proficiency in Volatility, APKTool, and Ghidra Intermediate level of experience in Android application security assessment. Ideal Skills and Experience: Demonstrated experience in Android application security assessment, vulnerability identifi...

I have a one hour podcast. I am in need of assistance ...(extraneous noises, variable volume, and some low quality areas). I have done the editing parts. Key Responsibilities: - Enhance and balance audio by mixing and mastering using professional audio software - Ensure the highest audio quality, minimize noise and enhance clarity - Deliver finished output in Audacity Project File format Ideal Skills and Experience: - Proven experience as an audio engineer working specifically with podcasts - Expertise in handling Audacity software - Strong knowledge of audio mixing and mastering techniques - Excellent attention to detail in balancing sound and eliminating background noise I'm keen to find a specialist who can help in delivering crisp, clear, and immersive sound for my pod...

I'm in need of a skilled structural engineer to design a cantilever floating staircase with spine beam full landing of 84 inches for a residential project. The staircase area has a specific dimension of 185 x 84 x 138 inches. Here are the main points of the project: - Material: The design should be based on concrete. - Detail level: I require a comprehensive package, including 3D models and load calculations. - Practicality: The staircase will be used for residential purposes. Skills and experience needed: - Proficiency in structural design, particularly for cantilever floating staircases. - Experience with and access to structural design software. - Proven track record of creating detailed, comprehensive design packages for similar projects. - Understanding of load calculat...

I'm currently in need of a proficient engineer who can handle an intermediate level task on Cadence Virtuoso. This complex project requires a mixture of analog and digital circuit designs. Here's what you'll need to bring to the table: - Proven experience with Cadence Virtuoso - Capability to work on intermediate level complexity designs - Understanding of both analog and digital circuit designs, as the project involves mixed-signal circuit designing You don't need to have Cadence Virtuoso on your PC, as you can access my system remotely via AnyDesk to complete the task. Looking forward to working with someone who can meet these requirements for a successful project completion.

...compelling videos for an established psychology and mental health focused YouTube channel. Here's what the ideal candidate brings to the table: • Expertise in YouTube algorithm for channel monetization • Capabilities to generate content on a wide range of topics - Depression and anxiety, Self-help and personal growth, Relationship advice and any subject related to psychology and mental health. • Insight into audiences of all ages • Ability to produce and upload new videos as frequently as possible, with a minimum commitment of twice a week. Ideal Skills: • Proficient in video creation and editing. • Strong understanding of YouTube algorithm, SEO, and techniques to drive viewer engagement. • In-depth knowledge of mental health and p...

I'm in need of a skilled Machine Learning Engineer who can develop modules to help analyze the real-time electricity consumption for a variety of devices in our system. Backend: Key Points: - Devices to be analyzed include air conditioners, lights, and simple motors and other simple devices. - The analysis should cover both the collective consumption of groups of devices and the individual consumption patterns of each device. Ideal Experience: - Strong background in Machine Learning, ideally with experience in real-time data analysis. - Previous work in energy consumption analysis or similar fields would be a huge plus. - Proven track record in developing ML models for group and individual level analysis. The ML analysis we are looking for includes: - Identifying energy ...

I urgently need a skilled Electronics Engineer who is proficient in working with Cadence Virtuoso. Your tasks will include: - Designing a simple circuit - Capturing the schematic of the circuit - Creating a PCB layout of the circuit - Writing a comprehensive report on the completed tasks Due to the urgency of this project, I would prefer someone who can get started as soon as possible. Ideal Skills: - Expertise in Electronics Engineering - Proficiency in circuit design - Solid experience with schematic capture - Strong skills in PCB layout - Experience in Cadence Virtuoso - Ability to write clear and comprehensive reports I look forward to receiving your bids and working with you on this project.

I'm seeking an experienced data scientist and analyst to support me in improving my business operations through a data-driven approach. The project will involve tackling tasks across data cleaning, statistical analysis, and data structuring and algorithm implementation. Ideal Skills and Experience: - Proficiency in data cleaning and preprocessing to ensure that the data is in its most usable, accurate, and complete state. - Strong statistical analysis and modeling skills to extract meaningful insights and make accurate predictions. - Excellent experience in structuring data and implementing algorithms that are tailored to business needs. Data Sources: - Social Media Data: You should be comfortable working with a variety of social media platforms to extract relevant data and i...

***MUST HOLD PE LICENSE IN WISCONSIN, USA*** In this project, I'm looking for a Professional Engineer based in Wisconsin to perform a field evaluation of several luminaires for installation in a home remodel. Key Responsibilities: - Identify changes necessary to make luminaires comply with safety requirements. - Evaluate final version, write a report explaining that they comply with safety requirements, write up any installation instructions for mounting, and apply PE stamp. Necessary Skills and Experience: - Certified Professional Engineer status in Wisconsin. - Understanding of electrical safety standards relating to luminaires. In summary, your task is to assist me in ensuring that the luminaires in question meet the necessary safety criteria in the WI electrical...

I'm looking for a skilled DevOps Engineer experienced in AWS to help design a robust architecture for my Spark and Sagemaker Machine Learning models. Key Requirements: - **AWS Services**: Your primary focus will be on utilizing Amazon S3 and Amazon Sagemaker effectively within the architecture. - **Programming Languages**: Familiarity with both Python and R is important, given that my models are built in those languages. - **Model Operations**: Your design should focus on enabling batch predictions and facilitate model training and retraining for the Machine Learning models. Ideal Skills: - Experience with Amazon S3 and Amazon Sagemaker are a must. - Proficiency in Python and R for fine-tuning or troubleshooting the models. - Familiarity with designing architectures for batch...

I am in need of a skillful audio engineer who can do a high-quality job in removing background noise and isolating the dialogue on an audio file. This task will specifically target an MP3 file. To produce a top-tier result, it is crucial that the freelancer assigned to this project has a wealth of experience dealing with similar ventures in the past. Proficiency showcased in their previous assignments would be indicative of their capability to fulfill this job. This is what I am looking for in my ideal freelancer: - Extensive experience in noise reduction and dialogue isolation - Capable of working efficiently with MP3 formatted files - High attention to detail - Ability to deliver the project in a timely manner If you can meet these requirements, I'd be glad to hear from...

As a musician, I'm in search of a talented sound engineer with expertise in live sound reinforcement for an upcoming concert. The specifics of the project are: - Audience Size: The concert is expected to host less than 100 people, so we need someone who can ensure the sound is perfectly balanced and distributed for such a setting. Ideal candidates should have experience in working with live sound reinforcement, ideally in a concert setting. They should be able to bring the best out of the audio setup, making sure that the audience has an unforgettable experience. Your role will be crucial in ensuring that the music is well-received and enjoyed by all attendees.

This is a personal project questing for an adept software engineer or system administrator to create a multiboot machine. Ideally, this machine will be configured with both Windows 10 ISO and Ubuntu 22.04. However, instead of the conventional Grub, we will utilize the Burg Bootloader with the Metro theme. This is a technically demanding task requiring the following: - Profound knowledge in Operating System installations. - Expert ability to setup multiboot configurations. - Experience with the Burg Bootloader is highly desirable. - Familiarity with the Metro theme. The purpose of the multiboot configuration is to provide a platform where I can experiment with different operating systems. Please ensure the optimal setup is achieved such that I can independently manage the system ...

I'm in need of a Junior Full Stack Engineer who is proficient with Java, with beginner level experience. The primary task will be to work on implementing Go Live for an assigned project. Ideal skills for the job: - Understanding of Java programming language - Ability to work collaboratively on a team - JSON - XML - SQL - Data Mapping Some experience with project implementation is a plus. Dedicated beginners are also welcome to take their first steps in a real project.

I'm in need of an engineer to primarily focus on designing and analyzing a geothermal system for a building. Key Tasks: - Design and Analysis: You'll be tasked with designing the geothermal heating system for a building, and analyzing its effectiveness. Given that the project is at the construction stage, adherence to the project timeline and budget is essential. Current Stage: - The project is currently in the construction or execution stage. It is crucial that the engineer has experience working on geothermal projects at this stage. Specific Expertise: - Experience with geothermal heating systems for buildings is a must. The ideal candidate should have a proven track record of successfully implementing similar projects. Ideal Skills and Experience: - Proven e...

I'm looking for a certified electrical engineer to create DC Fast EV Charging Station design documents. The design will be site specific and should be tailored for installation in urban areas and commercial properties, and it should have a capacity above 150 kW. We have multiple sites across the US where we need designs. Key requirements: - Design a DC Fast EV Charging Station: The project calls for a full-fledged design of a DC Fast EV Charging Station. - Adaptation for urban areas and commercial properties: The station should be optimized for city settings as well as businesses. - High capacity: The charging station must support charging above 150 kW. Ideal skills for this project include: - Experience with EV charging station design - Knowledge of urban and commercial d...

Embedded Linux Engineer to assist in the creation of a kernel device tree for a custom board. You must expertise in embedded systems development, particularly in configuring and customizing Linux kernels and creating device trees. Please explain your relevant experience for this task in few sentences in your application.

As the main driver of this project, I require a senior machine learning engineer who specializes in working on training Stable Diffusion models. The ideal candidate must have: The ultimate aim is superior task performance, specifically in the realm of Text2Image. We are aiming to improve our system’s capabilities and exceed our current benchmark. Your role will be pivotal in us achieving this. If you are confident in your ability to develop models that transform the performance capabilities of challenging Text2Image tasks, then I invite you to bid.

I'm looking for an expert in EA (Expert Advisor) to optimize the performance of my current EA system. In particular, I'm interested in: - Enhancing the trading algorithm: You should have a profound understanding of trading algorithms, as this task will require you to optimize my EA's functionality substantially. - Implementing better risk management: Your work should focus on improving the risk management aspect of the trading algorithm. This means you have extensive experience with risk analysis and how it's applied in trading algorithms. Having background knowledge in finance would be beneficial for this task but isn't necessary. However, strong analytical abilities, problem-solving skills, and an eye for detail are a must. Bring your expertis...

I'm planning to create a YouTube channel f...channel monetization of - **Video Editing:** I need a professional who can help with the full spectrum of video editing, including basic cuts and transitions and advanced effects and animations. - **Channel Monetization:** Since I want to generate revenue through my channel, I need someone with experience in optimizing videos for the YouTube algorithm and increasing monetization opportunities. Ideal skills and experience for this job include: - Proven experience in creating and editing YouTube content, preferably in the finance or training niche. - Strong knowledge of share and securities to ensure the content is accurate. - Previous success in channel monetization and growing subscribers.

We are urgently developing a comprehensive marketing analytics tool designed to integrate data from various advertising platforms, website activity, CRM, and Marketing Automation Platforms (MAP) to provide a unified view of marketing performance. We require a highly skilled and efficient Data Engineer or Architect who can handle data export processes, model and create tables and entity relationships, and develop an efficient and scalable database within a tight one-month deadline. ### Responsibilities: - Data Integration: connect and streamline data from multiple sources including ad platforms (like Google Ads, Facebook), website analytics tools (e.g., Google Analytics), CRM systems (e.g., Salesforce), and MAPs (e.g., HubSpot). - **Accelerated Database Design:** Design and implemen...

As an important player in the pharmaceutical industry, we are seeking an efficient and resourceful AI/ML engineer who can harbour their expertise in enhancing our cold chain operations. The specific responsibilities will include: - Conducting meticulous data analysis and modeling - Developing precise and efficient AI algorithms - Integrating existing systems with developed ML models Our project predominantly concentrates on temperature-sensitive medications, which adds a layer of vitality to the precision and accuracy of our operations. Hence, the ideal candidate should have a background in pharmaceutical logistics or healthcare and a solid command over machine learning algorithms. With the potential of AI/ML, we aim to escalate the accuracy in the tracking of our shipments which...

...skilled Mechanical Engineer with expertise in light steel construction to join our team. The ideal candidate will be responsible for assisting with project design and conducting various calculations for transportation and container fitting of the product. This individual will collaborate closely with our in-house engineer to achieve common goals and deliver high-quality results. Responsibilities: - Assist in project design and development processes - Conduct calculations for transportation and container fitting of products - Collaborate with the in-house engineer to ensure project success - Provide technical expertise and support throughout the project lifecycle - Ensure adherence to industry standards and best practices Requirements: - Proven experience as a Mech...

In order to further our online presence, we’re on the hunt for an experienced SEO expert ...our online presence, we’re on the hunt for an experienced SEO expert who can help us boost web traffic, improve our search engine rankings on Google, and ultimately generate more leads and sales. To give you an idea of where we're currently at, we've made minimal efforts in SEO, and we're eager to expand upon this. The desired candidate would: - Have a deep understanding of Google’s ranking algorithm - Be up-to-date on the latest SEO strategies and trends - Have proven experience in driving traffic, improving rankings, and generating leads/sales - Be based in or have expert knowledge of the Indonesian market. We're excited to see what you can br...

I require a skilled Electronics Circuit Design Engineer to create a power amplifier circuit for me. The desired specifications for this project are as follows: - Input: +12v, -12v square wave (bipolar/monopolar) - Frequency Range: 0.1 Hz to 1000 Hz - Output: +100v, -100v - Load: 500 ohms - Output Current: 200mA Key requirements for this project: - Designing a power amplifier circuit that can handle the specified input and output voltage. - Ensuring the frequency range is between 0.1 Hz to 1000 Hz. - The output should be capable of driving a load of 500 ohms with 200mA output current. Skills and experience required: - Proven expertise in Electronics Circuit Design, particularly in designing power amplifiers. - Proficiency in managing both bipolar and monopolar input. - Solid under...