資源簡介
密鑰為8位時,使用des加解密,密鑰為24位時,使用3des加解密
代碼片段和文件信息
//?DES.cpp:?implementation?of?the?DES?class.
//
//////////////////////////////////////////////////////////////////////
#include?“des.h“
#include?
DES::DES()
{
}
DES::~DES()
{
}
//?initial?permutation?IP
const?static?char?IP_Table[64]?=?{
????58?50?42?34?26?18?10?2?60?52?44?36?28?20?12?4
????62?54?46?38?30?22?14?6?64?56?48?40?32?24?16?8
????57?49?41?33?25?17??9?1?59?51?43?35?27?19?11?3
????61?53?45?37?29?21?13?5?63?55?47?39?31?23?15?7
};
//?final?permutation?IP^-1?
const?static?char?IPR_Table[64]?=?{
????40?8?48?16?56?24?64?32?39?7?47?15?55?23?63?31
????38?6?46?14?54?22?62?30?37?5?45?13?53?21?61?29
????36?4?44?12?52?20?60?28?35?3?43?11?51?
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????343??2019-11-29?06:47??des.h
?????文件???????8899??2019-11-29?07:20??des.cpp
-----------?---------??----------?-----??----
?????????????????9242????????????????????2
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