Ekta chhobi te koyekta number — user chhoto theke boro tap kore. Shothik uttor kokhono browser e jay na, tai bot chhobi na poRe pass korte pare na. Duita API call e je kono Laravel ba PHP site e bosano jay.
Purono captcha gulo uttor HTML e likhe rakhe. Ekhane number er jayga ar krom shudhu server er file e — browser kichhu jane na.
Jachai hoye gele challenge puriye deoa hoy. Ekoi uttor dutio bar pathale kaj korbe na — replay bondho.
Koto druto uttor elo, ekoi browser theke ki na, lukano field bhora hoyeche ki na — bot er jonno eta nokol kora onek kothin.
Page load e ekta, form submit e ekta. Duitai tomar server theke — browser kokhono secret key dekhe na.
Puro guide dekho// page dekhanor shomoy
$cg = $guard->challenge();
// form ashar por
if (!$guard->verify($id, $taps)) {
return back()->withErrors([...]);
}
// ekhon reward dao