Hacking Secret Ciphers with Python

Chapter 24 – Public Key Cryptography and the RSA Cipher 401 translating English letters into electric pulses of dots and dashes. ...

402 http://inventwithpython.com/hacking Email questions to the author: [email protected] So a cryptographic block is reall ...

Chapter 24 – Public Key Cryptography and the RSA Cipher 403 Table 24-2. Encoding a string into a block. Index Character ASCII Nu ...

404 http://inventwithpython.com/hacking Email questions to the author: [email protected] Table 24-3. A message split into ...

Chapter 24 – Public Key Cryptography and the RSA Cipher 405 strings to blocks and blocks to strings, so this step isn’t encrypti ...

406 http://inventwithpython.com/hacking Email questions to the author: [email protected] You can also directly type ...

Chapter 24 – Public Key Cryptography and the RSA Cipher 407 the start of the first block will be 0 , the index of the start of t ...

408 http://inventwithpython.com/hacking Email questions to the author: [email protected] The very large integer will event ...

Chapter 24 – Public Key Cryptography and the RSA Cipher 409 After line 43’s for loop has finished, all of the block integers hav ...

410 http://inventwithpython.com/hacking Email questions to the author: [email protected] way the ASCII numbers are extract ...

Chapter 24 – Public Key Cryptography and the RSA Cipher 411 rsaCipher.py message.extend(blockMessage) After the for loop on li ...

412 http://inventwithpython.com/hacking Email questions to the author: [email protected] 256 (2 8) 256 pow(2, 8, 10) 6 ...

Chapter 24 – Public Key Cryptography and the RSA Cipher 413 rsaCipher.py return getTextFromBlocks(decryptedBlocks, messageLengt ...

414 http://inventwithpython.com/hacking Email questions to the author: [email protected] Using a key from a key file, en ...

Chapter 24 – Public Key Cryptography and the RSA Cipher 415 encryptedBlocks[i] = str(encryptedBlocks[i]) encryptedContent = ',' ...

416 http://inventwithpython.com/hacking Email questions to the author: [email protected] Finally, the string in encryptedC ...

Chapter 24 – Public Key Cryptography and the RSA Cipher 417 if keySize < blockSize 8: # 8 to convert bytes to bits sys.exi ...

418 http://inventwithpython.com/hacking Email questions to the author: [email protected] Lines 159 and 160 call the main() ...

Chapter 24 – Public Key Cryptography and the RSA Cipher 419 (Remember, prime numbers have no factors besides 1 and themselves. I ...

420 http://inventwithpython.com/hacking Email questions to the author: [email protected] There’s a problem, though. Rememb ...