希尔密码(Hill Cipher)是一种古典密码学中的分组密码,由美国数学家莱斯利·布鲁斯·希尔(Leslie Bruce Hill)在1929年提出。它是一种多字母替代密码,通过矩阵运算来加密和解密文本。在本文中,我们将介绍如何使用Python实现希尔密码,并提供相应的代码示例。 希尔密码的基本原理是将明文分成多个组,并将每个组映射到一个矩...
=0:plaintext_numbers.append(0)# 填充0ciphertext=[]foriinrange(0,len(plaintext_numbers),len(key)):chunk=plaintext_numbers[i:i+len(key)]# 取出 n 个字符encrypted_chunk=np.dot(key,chunk)%26# 进行矩阵乘法并取模26ciphertext.extend(encrypted_chunk)return''.join(chr(num+65)fornuminciphert...
Hill Cipher The Hill Cipher is a polygraphic substitution cipher that uses matrix algebra to encrypt and decrypt messages. This implementation of the Hill Cipher in Python uses the NumPy library to perform matrix operations. Installation Clone the GitHub repository: git clone https://github.com/...
2. Caesar Cipher C, C++, Java, Python 3. Columnar Transposition Cipher C, C++, Java, Python 4. Diffie - Hellman Algorithm Python 5. Elgamal Cryptosystem C, C++, Java, Python 6. Hill Cipher C, C++, Java, Python 7. Homophonic Substitution C, C++, Java, Python 8. Morse Code C, C++...
Cracking Codes with Python teaches complete beginners how to program in the Python programming language. The book features the source code to several ciphers and hacking programs for these ciphers. The programs include the Caesar cipher, transposition cipher, simple substitution cipher, multiplicative and...
- bpo-26662: Set PYTHON_FOR_GEN in configure as the Python program to be used for file generation during the build. - bpo-10910: Avoid C++ compilation errors on FreeBSD and OS X. Also update FreedBSD version checks for the original ctype UTF-8 workaround. - bpo-28676: Prevent missing...
hill算法矩阵mod26求逆python hill_cipher 希尔密码 简介 希尔密码(Hill Cipher)是运用基本矩阵论原理的替换密码,由Lester S. Hill在1929年发明。 每个字母当作 $ 26 $ 进制数字:$ A=0, B=1, C=2,\cdots $ 一串字母当成 $ n $ 维向量,跟一个 $ n \times n $ 的矩阵相乘,再将得出的结果模 $ ...
ping_checkerAbdulMAbdiPingChecker is a Python program that checks your latency for various games by pinging the game servers img_to_ascii_convertervolt9801Pass the path to image as a parameter to the convert() function to get ASCII version of the image which can be printed out to be copy-...
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