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aap's Introduction

2021 Advanced Application Programming, by Department of Information, Security, Math and Cryptography


Introduction

Team Name : Free'C'ize
Project Name : Enter Stellar
Team member : Keon-hee Choi, Yong-jin Lee, Hyun-ho Lee
Team intern : Yoon-seo Ki, Dong-chan Kim(not profeesor)

Free'C'ize's Big Number C Library is a project for Crypto System such as RSA, DSA.
Thank you :)


Enterstellar Operation test

Enterstellar Operation test with python embedding

How to use

Setting up Visual Studio

  1. Change your Solution Platform to x64
  2. Project properties โ†’ vc++ directories
  3. Add python include folder path in include directories
  4. Add python libs folder path in library directories

Add Python File

python file must be in the same location as the exe file

location : C:/EnterStellar/x64/Debug

location : C:/EnterStellar/x64/Release

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Testing

int main()
{
		srand((unsigned int)time(NULL));
    printf("<                                           %d-bit Version Testing                                   >\n\n", WordBitLen);
    ADD_test();
    SUB_test();
    MUL_test();
    SQU_test();
    DIV_test();
    ModularExponentiation1_test();
    ModularExponentiation2_test();
    printf("<                                              Test Complete!!!                                      >\n");
    return 0;
}

Test Result

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Enterstellar library Speed

Multiplication : Karatsuba vs SchoolBook

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Squaring : Karatsuba vs SchoolBook

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