The PC1 cipher, also called the Kindle cipher or Pukall cipher 1, is a block cipher introduced in 1991. It is most prominently used by Amazon, Inc., for their Kindle e-book reader's DRM …

The PY file for PC1 encryption algorithm in Python language (128-bit keys) by Huey Jiang ( input = TEXT, output = TEXT ). The ZIP archive for PC1 encryption algorithm in Delphi language …

Aug 1, 2018 · How are the permuted choice tables - PC-1 and PC-2 - calculated for the DES block cipher algorithm? I think they were established rather than calculated. Note that the DES / …

In this paper we study a 128-bit-key cipher called PC1 which is used as part of the DRM system of the Amazon Kindle e-book reader. This is the first academic cryptanalysis of this cipher and it …

The Digital Encryption Algorithm described in FIPS Pub 46 (-1, -2 and -3) describes the hardware implementing IBM's block cipher commonly known as DES and found in U.S. patents …

Jan 7, 2024 · PC1 is a variable-key-size stream cipher. It produces identical output to the proprietary RC4 (TM) stream cipher (aka ARCFOUR). It operates on individual bytes. To …

Apr 19, 2011 · The source code for the PC1 encryption algorithm in Delphi, C, C++. The PC1 algorithm is a stream cipher secure against linear and differential cryptanalysis. You can use …

Sending encrypted data between two Mega328s using the 128-bit PC1 encryption algorithm. Based on the example of SimuleIDE 1.0.0: Mega328_usart which send a counter between two …

It's a block cipher specifically designed for DMR radio communication systems. It uses 253 rounds and the key size can vary from 8 bits to 2112 bits. The block size is 49 bits, the exact size of …

Jun 16, 2020 · In the above figure, we can observe that initially, we got a key (64-bit) which is permuted into two parts and this permutation is named as PC1 (it converts 64-bit key to 56-bit …