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  • 大小: 30KB
    文件類型: .py
    金幣: 1
    下載: 1 次
    發布日期: 2021-06-09
  • 語言: Python
  • 標簽: python??AES??

資源簡介

不依賴任何第三方庫，完整支持python2(包括中英文)，而python3僅支持純英文，python3不能友好地支持中文。

資源截圖

代碼片段和文件信息 

#!python
#?-*-?coding:utf-8?-*-
#
#?aes.py:?implements?AES?-?Advanced?Encryption?Standard
#?from?the?SlowAES?project?http://code.google.com/p/slowaes/
#
#?Copyright?（c）?2008????Josh?Davis?（?http://www.josh-davis.org?）
#???????????Alex?Martelli?（?http://www.aleax.it?）
#
#?Ported?from?C?code?written?by?Laurent?Haan?（?http://www.progressive-coding.com?）
#
#?Licensed?under?the?Apache?License?Version?2.0
#?http://www.apache.org/licenses/
#
“““
公用函數（aes加密），僅支持?py2，?不支持py3（py3只支持純英文）
Created?on?2016/9/2
Updated?on?2016/9/7
@author:?Holemar
“““
import?sys
import?math
import?random

class?AES（object）:
????‘‘‘AES?funtions?for?a?single?block
????‘‘‘
????#?Very?annoying?code:??all?is?for?an?object?but?no?state?is?kept!
????#?Should?just?be?plain?functions?in?a?AES?modlule.

????#?valid?key?sizes
????KeySize_128?=?16
????KeySize_192?=?24
????KeySize_256?=?32

????#?structure?of?supported?modes?of?operation
????MODE_OFB?=?0
????MODE_CFB?=?1
????MODE_CBC?=?2

????#?Rijndael?S-box
????sbox?=??（?0x630x7c0x770x7b0xf20x6b0x6f0xc50x300x010x670x2b0xfe0xd70xab0x76
????????????0xca0x820xc90x7d0xfa0x590x470xf00xad0xd40xa20xaf0x9c0xa40x720xc0
????????????0xb70xfd0x930x260x360x3f0xf70xcc0x340xa50xe50xf10x710xd80x310x15
????????????0x040xc70x230xc30x180x960x050x9a0x070x120x800xe20xeb0x270xb20x75
????????????0x090x830x2c0x1a0x1b0x6e0x5a0xa00x520x3b0xd60xb30x290xe30x2f0x84
????????????0x530xd10x000xed0x200xfc0xb10x5b0x6a0xcb0xbe0x390x4a0x4c0x580xcf
????????????0xd00xef0xaa0xfb0x430x4d0x330x850x450xf90x020x7f0x500x3c0x9f0xa8
????????????0x510xa30x400x8f0x920x9d0x380xf50xbc0xb60xda0x210x100xff0xf30xd2
????????????0xcd0x0c0x130xec0x5f0x970x440x170xc40xa70x7e0x3d0x640x5d0x190x73
????????????0x600x810x4f0xdc0x220x2a0x900x880x460xee0xb80x140xde0x5e0x0b0xdb
????????????0xe00x320x3a0x0a0x490x060x240x5c0xc20xd30xac0x620x910x950xe40x79
????????????0xe70xc80x370x6d0x8d0xd50x4e0xa90x6c0x560xf40xea0x650x7a0xae0x08
????????????0xba0x780x250x2e0x1c0xa60xb40xc60xe80xdd0x740x1f0x4b0xbd0x8b0x8a
????????????0x700x3e0xb50x660x480x030xf60x0e0x610x350x570xb90x860xc10x1d0x9e
????????????0xe10xf80x980x110x690xd90x8e0x940x9b0x1e0x870xe90xce0x550x280xdf
????????????0x8c0xa10x890x0d0xbf0xe60x420x680x410x990x2d0x0f0xb00x540xbb0x16?）

????#?Rijndael?Inverted?S-box
????rsbox?=?[0x52?0x09?0x6a?0xd5?0x30?0x36?0xa5?0x38?0xbf?0x40?0xa3
????????????0x9e?0x81?0xf3?0xd7?0xfb??0x7c?0xe3?0x39?0x82?0x9b?0x2f
????????????0xff?0x87?0x34?0x8e?0x43?0x44?0xc4?0xde?0xe9?0xcb??0x54
????????????0x7b?0x94?0x32?0xa6?0xc2?0x23?0x3d?0xee?0x4c?0x95?0x0b
????????????0x42?0xfa?0xc3?0x4e??0x08?0x2e?0xa1?0x66?0x28?0xd9?0x24
????????????0xb2?0x76?0x5b?0xa2?

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