# go語言：字串+陣列進行異或加密+base64編碼
package main import "fmt" 
func main() { 
 var initString string ="EDGKFOBBKJJEGIJDEHHNFDENHONEHHNMGLFNBCCBBNJFLJLACLABCKOJJJLLJGKNAFMALCCAOMMLAOCCJDNOJE" 
 var p2pid string ="TGSHA-700167-HEPTE,NAWXHS" 
 origin := []byte(fmt.Sprintf(`{"type":"ppcs","initstring":"%s","p2pid":"%s"}`, initString, p2pid)) 
 fmt.Println(
 
"origin：",origin) 
 xor := []byte{0xf0, 0xe1, 0xd2, 0xc3, 0xb4, 0xa5, 0x96, 0x87} 
 fmt.Println("xor：",xor) 
 length := len(origin) 
 fmt.Println("origin：",origin) 
 for i := 0; i < length; i++ { 
  origin[i] ^= xor[i%8] 
 } 
 fmt.Println("結果：",origin) 
} 

# 拿到go加密及編碼後的str1，通過python進行解密

import base64

xor 
 
= [0xf0, 0xe1, 0xd2, 0xc3, 0xb4, 0xa5, 0x96, 0x87]
str1 = 'i8OmusTAtL3SkaKgx4e6pZmPu7fH0eTunobw+ZbV5uSD25eG8+HQz7KomYL+69HFuq+XjvPr0Ne1opqT+uPewL6slYDy4NTIs6aTgv7t2sm7q5aJ9fXVwqCslYv44tzFvK+Tifnq3cS0qp2N+eHUzbOimIv54bSr0pHgs93BtL3StZON8+C7s8jT4/SHiNrMqaec7/Xnx8W8oPC+'


# base64解碼
def base_decode(str1):
    b = base64.b64decode(str1)
    
 
return [i for i in b]


# 異或解密
def xor_decrypt(alist, xor):
    length = len(alist)
    for i in range(length):
        alist[i] ^= xor[i % 8]
    alist = bytes(alist)
    print("異或解密結果：", alist)


if __name__ == '__main__':
    xor_decrypt(base_decode(str1), xor)