# 极验无感验证破解

2020-11-10 00:28:17 码头工人

# 特点

（1）fullpage版本为0.0.0

（2）后续没有与极验交互

（3）首航请求时需要validate，但网络信息中找不到validate值

# 实践

## 2、关键代码

``````function \$_CDm(e) {
function c(e, t) {
return e << t | e >>> 32 - t;
}
function u(e, t) {
var n, r, o, i, a;
return o = 2147483648 & e,
i = 2147483648 & t,
a = (1073741823 & e) + (1073741823 & t),
(n = 1073741824 & e) & (r = 1073741824 & t) ? 2147483648 ^ a ^ o ^ i : n | r ? 1073741824 & a ? 3221225472 ^ a ^ o ^ i : 1073741824 ^ a ^ o ^ i : a ^ o ^ i;
}
function t(e, t, n, r, o, i, a) {
return u(c(e = u(e, u(u(function s(e, t, n) {
var \$_DJFy = \$_AY.\$_Dn
, \$_DJED = ['\$_DJIw'].concat(\$_DJFy)
, \$_DJGi = \$_DJED[1];
\$_DJED.shift();
var \$_DJHk = \$_DJED[0];
return e & t | ~e & n;
}(t, n, r), o), a)), i), t);
}
function n(e, t, n, r, o, i, a) {
return u(c(e = u(e, u(u(function s(e, t, n) {
var \$_EAAP = \$_AY.\$_Dn
, \$_EABQ = \$_DJJG[1];
\$_DJJG.shift();
var \$_EACU = \$_DJJG[0];
return e & n | t & ~n;
}(t, n, r), o), a)), i), t);
}
function r(e, t, n, r, o, i, a) {
return u(c(e = u(e, u(u(function s(e, t, n) {
var \$_EAFu = \$_AY.\$_Dn
, \$_EAEo = ['\$_EAIs'].concat(\$_EAFu)
, \$_EAGH = \$_EAEo[1];
\$_EAEo.shift();
var \$_EAHb = \$_EAEo[0];
return e ^ t ^ n;
}(t, n, r), o), a)), i), t);
}
function o(e, t, n, r, o, i, a) {
return u(c(e = u(e, u(u(function s(e, t, n) {
var \$_EBAC = \$_AY.\$_Dn
, \$_EAJm = ['\$_EBDv'].concat(\$_EBAC)
, \$_EBBJ = \$_EAJm[1];
\$_EAJm.shift();
var \$_EBCI = \$_EAJm[0];
return t ^ (e | ~n);
}(t, n, r), o), a)), i), t);
}
function i(e) {
var t, n = \$_DFBA(169), r = \$_DFAo(169);
for (t = 0; t <= 3; t++)
n += (r = \$_DFAo(127) + (e >>> 8 * t & 255)[\$_DFAo(209)](16))[\$_DFAo(138)](r[\$_DFBA(130)] - 2, 2);
return n;
}
var a, s, _, l, h, f, d, p, g, v;
for (a = function m(e) {
var \$_EBFg = \$_AY.\$_Dn
, \$_EBEW = ['\$_EBIG'].concat(\$_EBFg)
, \$_EBGm = \$_EBEW[1];
\$_EBEW.shift();
var \$_EBHd = \$_EBEW[0];
var t, n = e[\$_EBFg(130)], r = n + 8, o = 16 * (1 + (r - r % 64) / 64), i = Array(o - 1), a = 0, s = 0;
while (s < n)
a = s % 4 * 8,
i[t = (s - s % 4) / 4] = i[t] | e[\$_EBFg(251)](s) << a,
s++;
return a = s % 4 * 8,
i[t = (s - s % 4) / 4] = i[t] | 128 << a,
i[o - 2] = n << 3,
i[o - 1] = n >>> 29,
i;
}(e = function E(e) {
var \$_ECAV = \$_AY.\$_Dn
, \$_EBJW = ['\$_ECDz'].concat(\$_ECAV)
, \$_ECBc = \$_EBJW[1];
\$_EBJW.shift();
var \$_ECCN = \$_EBJW[0];
e = e[\$_ECBc(174)](/\r\n/g, \$_ECAV(223));
for (var t = \$_ECBc(169), n = 0; n < e[\$_ECAV(130)]; n++) {
var r = e[\$_ECAV(251)](n);
r < 128 ? t += String[\$_ECBc(155)](r) : (127 < r && r < 2048 ? t += String[\$_ECAV(155)](r >> 6 | 192) : (t += String[\$_ECBc(155)](r >> 12 | 224),
t += String[\$_ECBc(155)](r >> 6 & 63 | 128)),
t += String[\$_ECBc(155)](63 & r | 128));
}
return t;
}(e)),
d = 1732584193,
p = 4023233417,
g = 2562383102,
v = 271733878,
s = 0; s < a[\$_DFBA(130)]; s += 16)
p = o(p = o(p = o(p = o(p = r(p = r(p = r(p = r(p = n(p = n(p = n(p = n(p = t(p = t(p = t(p = t(l = p, g = t(h = g, v = t(f = v, d = t(_ = d, p, g, v, a[s + 0], 7, 3614090360), p, g, a[s + 1], 12, 3905402710), d, p, a[s + 2], 17, 606105819), v, d, a[s + 3], 22, 3250441966), g = t(g, v = t(v, d = t(d, p, g, v, a[s + 4], 7, 4118548399), p, g, a[s + 5], 12, 1200080426), d, p, a[s + 6], 17, 2821735955), v, d, a[s + 7], 22, 4249261313), g = t(g, v = t(v, d = t(d, p, g, v, a[s + 8], 7, 1770035416), p, g, a[s + 9], 12, 2336552879), d, p, a[s + 10], 17, 4294925233), v, d, a[s + 11], 22, 2304563134), g = t(g, v = t(v, d = t(d, p, g, v, a[s + 12], 7, 1804603682), p, g, a[s + 13], 12, 4254626195), d, p, a[s + 14], 17, 2792965006), v, d, a[s + 15], 22, 1236535329), g = n(g, v = n(v, d = n(d, p, g, v, a[s + 1], 5, 4129170786), p, g, a[s + 6], 9, 3225465664), d, p, a[s + 11], 14, 643717713), v, d, a[s + 0], 20, 3921069994), g = n(g, v = n(v, d = n(d, p, g, v, a[s + 5], 5, 3593408605), p, g, a[s + 10], 9, 38016083), d, p, a[s + 15], 14, 3634488961), v, d, a[s + 4], 20, 3889429448), g = n(g, v = n(v, d = n(d, p, g, v, a[s + 9], 5, 568446438), p, g, a[s + 14], 9, 3275163606), d, p, a[s + 3], 14, 4107603335), v, d, a[s + 8], 20, 1163531501), g = n(g, v = n(v, d = n(d, p, g, v, a[s + 13], 5, 2850285829), p, g, a[s + 2], 9, 4243563512), d, p, a[s + 7], 14, 1735328473), v, d, a[s + 12], 20, 2368359562), g = r(g, v = r(v, d = r(d, p, g, v, a[s + 5], 4, 4294588738), p, g, a[s + 8], 11, 2272392833), d, p, a[s + 11], 16, 1839030562), v, d, a[s + 14], 23, 4259657740), g = r(g, v = r(v, d = r(d, p, g, v, a[s + 1], 4, 2763975236), p, g, a[s + 4], 11, 1272893353), d, p, a[s + 7], 16, 4139469664), v, d, a[s + 10], 23, 3200236656), g = r(g, v = r(v, d = r(d, p, g, v, a[s + 13], 4, 681279174), p, g, a[s + 0], 11, 3936430074), d, p, a[s + 3], 16, 3572445317), v, d, a[s + 6], 23, 76029189), g = r(g, v = r(v, d = r(d, p, g, v, a[s + 9], 4, 3654602809), p, g, a[s + 12], 11, 3873151461), d, p, a[s + 15], 16, 530742520), v, d, a[s + 2], 23, 3299628645), g = o(g, v = o(v, d = o(d, p, g, v, a[s + 0], 6, 4096336452), p, g, a[s + 7], 10, 1126891415), d, p, a[s + 14], 15, 2878612391), v, d, a[s + 5], 21, 4237533241), g = o(g, v = o(v, d = o(d, p, g, v, a[s + 12], 6, 1700485571), p, g, a[s + 3], 10, 2399980690), d, p, a[s + 10], 15, 4293915773), v, d, a[s + 1], 21, 2240044497), g = o(g, v = o(v, d = o(d, p, g, v, a[s + 8], 6, 1873313359), p, g, a[s + 15], 10, 4264355552), d, p, a[s + 6], 15, 2734768916), v, d, a[s + 13], 21, 1309151649), g = o(g, v = o(v, d = o(d, p, g, v, a[s + 4], 6, 4149444226), p, g, a[s + 11], 10, 3174756917), d, p, a[s + 2], 15, 718787259), v, d, a[s + 9], 21, 3951481745),
d = u(d, _),
p = u(p, l),
g = u(g, h),
v = u(v, f);
return (i(d) + i(p) + i(g) + i(v))[\$_DFAo(192)]();
}
``````

# 最后

https://www.cnblogs.com/boycelee/p/13951819.html