I found an algorith so now i can give to a guest user just a link /view.php?auth=longcodeblablabla i click there and he can access to his ticket whitout other clicks. ..
BUT
this variable contain strange simbol and some mobile devices do it an error when click
on it
I want change this cript/decript algoritm whit something of simple whith output only letter and number no special char.
Is possible?