V2EX getcharch
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getcharch

getcharch

V2EX 第 468246 号会员,加入于 2020-02-07 16:11:48 +08:00
getcharch 最近回复了
2023-01-20 17:08:14 +08:00
回复了 billyu 创建的主题 推广 自制的兔年红包封面,欢迎 v 友们使用
感谢,已领
2023-01-10 16:05:01 +08:00
回复了 gezimonkey 创建的主题 Python 请教一个反爬的技术
https://cmd.im/pmhr

关键代码 传入参数 data-s.substring(3)
```
d = function (e) {
var t, n, o, i = e["length"], s = "ABCDEFGHIJKLMNOPQRSTUVWXYZ234567=", l = 0, u = 0, c = "";
e = e["toUpperCase"]();
for (var d = 0; d < i; d += 1)
(t = s["indexOf"](e["charAt"](d))) >= 0 && t < 32 && (n = n << 5 | t, u += 5, u >= 8 && (o = 255 & n >> (u - 8), c = (c + String["fromCharCode"](o)), u -= 8));
if ((u > 0) && (o = (n << (8 - u) & 255) >> (8 - u), (o !== 0))) {
c = c + String.fromCharCode(o)
}
return c
}
```
非标准的 key 长度,可以使用 pyexecjs 库调用 CryptoJS 实现解密
https://github.com/brix/crypto-js/issues/293

CryptoJS 不会检测 key 长度,其它语言都需要标准的 key 长度
2022-07-14 19:29:34 +08:00
回复了 kaiger 创建的主题 Python 在线呼叫爬虫大佬,关于请求加密解密问题。
```
s = '1000011 1110001 1011010 110010 1100101 1101100 110010 1011000 1011001 110001 1101111 1101011 1101100 1110000 1110111 1101110 110111 1100011 1011000 1010001 1001001 1000010 110010 1100100 110010 110000 110010 110010 110000 110111 110001 110100 1100100 101011 1010010 111001 1000100 1010101 1010000 1001001 1010011 1000010 1010101 1100110 1011001 111000 1011010 1001010 1010100 1001000 1101110 1111010 1110001 1110111 111101 111101'
ciphertext = "".join([
chr(eval('0b' + i)) for i in s.split(' ')
])
print(ciphertext)

CqZ2el2XY1oklpwn7cXQIB2d20220714d+R9DUPISBUfY8ZJTHnzqw==
```
过来捧捧场,万一中了呢
感谢,上海已升
2022-01-29 19:38:22 +08:00
回复了 yxnwh 创建的主题 Javascript 网站的 js 文件编码/加密了,请教如何解码/解密
@locoz 反馈一下 中文 unicode 的还原会出现编码不对问题,需与 hex 字符分开处理

2021-09-19 13:27:45 +08:00
回复了 shmichaelli 创建的主题 上海 上海的程序员交流群(技术、求职、生活)
cmhtaW5nXw==
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