Cryptography is the science of protecting sensitive information by transforming it into a code that is illegible to unauthorized users. Cryptographers use mathematics and computer algorithms to create cryptographic protocols and encryption techniques that allow data to be kept secure, in the same way a safe can be used to protect valuables from theft or destruction. Cryptographers are technology professionals specifically trained in the art and science of encrypting digital information, making them extremely valuable assets for businesses, governments, researchers and individuals looking to protect their sensitive data.

The demand for expert Cryptographers has grown significantly in recent years, as new laws have been introduced regulating data security and protection, forcing businesses of all types to recognize the importance of safeguarding sensitive information. As such, Cryptography has become an essential tool in a variety of industries, from healthcare to finance, marketing, law and many others.

Here’s some projects that our expert Cryptographers have made real:

  • Creating presentations around cryptography
  • Translating coding languages relevant to cryptography
  • Constructing comparison studies between different cryptographic algorithms
  • Developing secure network communication protocols through Diffie-Hellman key exchange and AES encryption
  • Enveloping, signing and creating digital messages with .pfx certificates
  • Extracting font names from documents written in Cyrillic
  • Deconstructing cryptosmt tool - Ascon cipher – changing from 5 to 4 size s-box
  • Simulating cryptocurrency risk levels
  • Decrypting digital files using PGP private keys

By hiring a Cryptographer through Freelancer.com on your projects you can ensure that your data remains secure, be it for a simple encryption project or something more complex such as building secure communication networks between multiple users. If you have a project requiring specialist cryptographic support then post it today on Freelancer.com and hire one of our experts to bring your project to life.

Từ 22,550 nhận xét, các khách hàng đã đánh giá Cryptographers 4.87 trên 5 sao.
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    11 công việc được tìm thấy, giá theo USD

    I am looking for a senior Java developer from Eastern Europe with at least 10 years of experience to help me with a major refactor of our existing blockchain wallet system. This project is for an existing business and the goal is to change the signature algorithm in a multiparty computation. Scope of the refactoring: - Major refactor to improve functionality Timeline expectations: - 6 weeks est Ideal skills and experience: - Java Spring, Security, Cryptography - At least 10 years of experience as a Java developer - Strong understanding of blockchain technology and wallet systems - Experience with refactoring and improving the functionality of existing systems - Knowledge of security protocols and best practices in blockchain development - Ability to work independently and meet project ...

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    24 lượt đặt giá
    cyber security 4 ngày left
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    Project Title: Application Security Improvement I am in need of assistance with improving the application security measures for my organization. Specific Requirements: - The focus of this project is on application security, including the identification and mitigation of vulnerabilities within our applications. - I already have existing security measures in place, but they require improvement to ensure better protection against potential threats. - The implementation of the improved security measures should be completed within 1 month. Ideal Skills and Experience: - Strong knowledge and experience in application security, including familiarity with common vulnerabilities and attack vectors. - Proficiency in conducting security assessments and identifying vulnerabilities in applications....

    $129 (Avg Bid)
    $129 Giá đặt trung bình
    11 lượt đặt giá

    Project Description: - I am looking for an expert in implementing data sharing and identity verification using zero knowledge technique and proofs.

    $42 (Avg Bid)
    $42 Giá đặt trung bình
    4 lượt đặt giá

    Project Description: - I am looking for an expert in implementing data sharing and identity verification using zero knowledge technique and proofs.

    $13 (Avg Bid)
    $13 Giá đặt trung bình
    8 lượt đặt giá

    Project Description: - I am looking for an expert in implementing data sharing and identity verification using zero knowledge technique and proofs.

    $17 (Avg Bid)
    $17 Giá đặt trung bình
    13 lượt đặt giá

    I am looking for a developer who can create a blockchain fork of a coin, with the same functionality as the original coin but with our branding. Blockchain Technology: The original coin is using a blockchain technology that is not Ethereum or Bitcoin. Branding Elements: We need to incorporate our logo and color scheme into the website and wallet client. Additionally, we have specific messaging and slogans that need to be included. Modifications: We only require a few changes / new functionality and adjustments to the original coin fork and website Ideal skills and experience: - Strong understanding of blockchain technology and experience with blockchain forks - Proficiency in web development and familiarity with building and customizing websites - Graphic design skills to incorpora...

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    Steganography Data Transfer -- 2 1 ngày left
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    I am looking for a skilled freelancer who can assist me with a steganography data transfer project. The project involves concealing data within various file formats, including image files (JPEG, PNG, etc.), audio files (MP3, WAV, etc.), or any other file format that is suitable. Key requirements: - Experience and expertise in steganography techniques and data concealment - Proficiency in working with different file formats, especially image and audio files - Ability to ensure medium security (moderate risk) for the concealed data If you possess the necessary skills and experience in steganography and data concealment, and can ensure medium security for the concealed data, please reach out to discuss the project further. The system should be a web based system. The process of every user ...

    $192 (Avg Bid)
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    25 lượt đặt giá

    I am looking for a freelancer to build a graphical editor that will contain graphical components for configuring a public key cipher schema. The ideal candidate will have experience with Python programming language and be able to recommend libraries or frameworks for building the graphical components. The freelancer should have an intermediate level of experience with public key cipher schema.

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    Build web application 20 giờ left
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    Convert figma into responsive design

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    $740 Giá đặt trung bình
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    I am looking for a blockchain developer to work on my project. Specific blockchain platform: Own Features or functionalities needed: - Decentralized applications (DApps) UI/UX design: Not sure Ideal skills and experience: - Proficiency in blockchain development on the specified platform - Experience in creating and implementing decentralized applications - Knowledge of smart contracts and token creation - Familiarity with UI/UX design, if required

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    $2901 Giá đặt trung bình
    24 lượt đặt giá
    Steganography Data Transfer 8 giờ left
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    I am looking for a skilled freelancer who can assist me with a steganography data transfer project. The project involves concealing data within various file formats, including image files (JPEG, PNG, etc.), audio files (MP3, WAV, etc.), or any other file format that is suitable. Key requirements: - Experience and expertise in steganography techniques and data concealment - Proficiency in working with different file formats, especially image and audio files - Ability to ensure medium security (moderate risk) for the concealed data If you possess the necessary skills and experience in steganography and data concealment, and can ensure medium security for the concealed data, please reach out to discuss the project further. The system should be a web based system. The process of every user ...

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    $486 Giá đặt trung bình
    31 lượt đặt giá

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