Welcome to my Resume

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AmirHossein AliHosseini
C++ & GPU Developer
C++
GPU
Qt
C#
Python
SQL
  • Bachelor’s Degree – Kashan Uni
  • Master’s Degree – Shahid Beheshti Uni
  • Ph.D. – Shahid Beheshti Uni

Implementation of Cryptographic Algorithms

2025/02/10

Cryptographic algorithms are a fundamental part of information security in today’s digital world. These algorithms are designed to protect data from unauthorized access and to ensure the confidentiality, integrity, and authenticity of information. Implementing such algorithms requires deep knowledge in various fields, including mathematics, computer science, and programming.

Mathematical Concepts in Cryptography

Cryptographic algorithms are typically based on complex mathematical concepts such as number theory, linear algebra, and mathematical functions. For example, symmetric and asymmetric algorithms (such as AES and RSA) use specific mathematical properties to encrypt and decrypt information. Understanding these concepts helps developers design more efficient and secure algorithms.

Programming and Implementation

Implementing cryptographic algorithms requires strong programming skills. Various programming languages such as C, C++, Python, and others are used for this purpose. Each language has its own features and advantages. For instance, C and C++, due to their high execution speed and precise control over system resources, are more suitable for implementing computationally intensive algorithms.

Using GPUs in Algorithm Implementation

In some applications—especially where computational workloads are high—implementing cryptographic algorithms on Graphics Processing Units (GPUs) can significantly improve performance and processing speed, thanks to their parallel processing capabilities. GPUs can perform thousands of operations simultaneously, making them highly suitable for heavy cryptographic computations. This is particularly important in environments that require fast data processing, such as online banking and security systems.

Conclusion

Implementing cryptographic algorithms is a complex process that requires a combination of mathematical knowledge, programming expertise, and a deep understanding of modern technologies such as GPUs. Given the growing number of security threats and the increasing volume of data, the development and optimization of these algorithms have become essential. Ultimately, success in this field depends on specialists’ ability to design and implement secure and efficient solutions.

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