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Actually, the general method to obtain your personal captcha bypass code is through the results shown on this link:
https://bitcointalk.org/captcha_code.phpI think you’ve shared your own personal code in your post. If so, it would be best to reset it:
If someone else gains access to your unique captcha-bypass link, then they could try to brute-force your password. In that case, you should reset it
(from the above link’s page content)
The link that Charles posted was -
https://bitcointalk.org/index.php?action=login;ccode=6f11af59a2b420824fcc@Charles-Tim - you edited your post, but several people archive forum posts when they are created. if you have not already done so, you need to reset your captcha link; editing your post will not hide your link.
As others have stated, it is already trivial to bypass the captcha requirement after you have logged in a single time. From what I can tell, the subject technology is only available to users with certain devices, so some people would not be able to use this technology if it were implemented on the forum.