On Wed, Sep 06, 2017 at 11:13:08AM -0300, Adonay Felipe Nogueira wrote: > If by "non-trivial" you mean "not so simple", then read on:
Yes, this is what I mean.
> To understand how ytDecryptSignature() function comes to existance, I
> decided to test with a video that is known to trigger the "signature
> decryption". The video is:
...
> --8<---------------cut here---------------start------------->8---
> try {
> var yE = {
> CT : function(a, b) {
> a.splice(0, b)
> },
> Jj : function(a, b) {
> var c = a[0];
> a[0] = a[b % a.length];
> a[b] = c
> },
> c1 : function(a) {
> a.reverse()
> }
> };
> a = a.split("");
> yE.CT(a, 3);
> yE.Jj(a, 51);
> yE.Jj(a, 36);
> yE.CT(a, 3);
> return a.join("")
> } catch(e) {
> return null
> }
> --8<---------------cut here---------------end--------------->8---
I believe this is simple. this is not comparable to real crypto
primitives like SHA1 or even Salsa20.
signature.asc
Description: Digital signature
