此游戏使用此加密阻止人们轻松连接机器人。游戏使用的功能是:
function djinndecrypt(string, key) {
var crypt = "";
var part = "";
var parts = 0;
var keyGen = key.length;
for(var i = 0; i < string.length; i++) {
var char = string.charAt(i);
var chrNum = string.charCodeAt(i);
var keyChr = key.charAt(parts % key.length);
var keyNum = key.charCodeAt(parts % key.length);
part += char;
if((i+1) % 3 == 0 && i > 0) {
crypt += String.fromCharCode((coreHash.indexOf(part)+2) - keyNum - keyGen);
part = "";
parts++;
}
}
return crypt;
我尝试将其移植到python我的代码是:
coreHash = "4Qiqc3mpjw2jFLJBaV9ANsWoYDR8ktvZIMeJTfOd1lyH5P7XKxhU6rCbzuE10nS5Ks7rPj1YvnDlbX4m2jI0NkyOL3hHU6FRVduJJoCwfWiABzqSaETMet1pZ89xQc81ieHA0F5EuNnWCwJvMJLQhV3UxPYRB76pbfIy2dcoaT14XkqlZsSzj9KDtrmjO9fjdMPERB12TYzDJrNxc3QajKU0kbvu4F56yHAXWO7tlwni8mZqCSosLVIehJ1pzT1kEsSXAl1O45CdLnRwQeM06ZqxJfJayBN8FWj2prYjuKIhiHU7VbomDPvct935yULcOHNJZsa31DeSlmnPBxJkYbTdAFRotIizv2VpXuf9w0KqQ8Ehjr4MW7Cj164Y1ukWxp9EjOwDPF8rsX5vlZN7QJqfteCATKncUoLVaM16Shy";
def djinndecrypt(string, key):
crypt = ""
part = ""
parts = 0;
keyGen = len(key)
for i in xrange(len(string)):
char = string[i]
chrNum = ord(char)
keyChr = key[parts % len(key)]
keyNum = ord(keyChr)
part += char
if((i + 1) % 3 == 0 and i > 0):
crypt += chr((coreHash.find(part) + 2) - keyNum - keyGen)
part = ""
parts += 1
print crypt
djinndecrypt("zQDHzljoHM6RhuhuhWzQDA5dgOAzQDlbAqkgOA57mM", "69338277581336797325449966279465")
代码最终引发了一个异常:
ValueError: chr() arg not in range(256)
chr()最多只能接受255个错误。使用unichr()可以获得更大的距离,但这会返回Unicode字符,而不是像chr()那样的ACSII
然而,假设这将导致一个英文字符串,问题似乎出现在coreHash中,因为122以上的结果[chr(122)是'z']将超出字母范围
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