reCAPTCHA v3

Associate
Joined
17 Dec 2015
Posts
73
After a few credential stuffing attacks on our websites, we’re now looking at implementing reCAPTCHA v3.
I was wondering if anyone had any experience of implementing it ? Mainly has it reduced attacks, has it had any negative impacts on server performance and once the captcha allows connection through does it need to stay active to keep the connection open ?
Thanks :)
 
Soldato
Joined
28 Oct 2006
Posts
12,456
Location
Sufferlandria
All a reCAPTCHA does is stop automated attempts to fill in the form. It will validate for any human user. It doesn't care what credentials are entered, if a human entered them then it's a valid entry to the reCAPTCHA.
So it'll stop automated password guessing attacks but wont stop credential sniffing (assuming this is what you meant, I've never heard of "credential stuffing" but maybe it's just something I dont know about).
 

Pho

Pho

Soldato
Joined
18 Oct 2002
Posts
9,324
Location
Derbyshire
reCAPTCHA just means you need to click the right combination to pass the gate. Once you have authenticated then that's it. There is no server performance hit at all.

Recaptcha v3 doesn't require any human input (unless it really doesn't trust you I think) which is quite smart, it just passively does its thing :).
 
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