1. Available tool URLs (4 common web versions of 2FA generators)

  1. https://2fa.show
  2. https://2fa.live
  3. https://2fa.run
  4. https://2fa.cn

2. Instructions for use

  1. Function: There is no need to download the verifier APP, enter the 2FA key for the account, and generate a 6-bit dynamic TOTP Captcha in real time, which is suitable for accounts with two-step verification such as Google, Twitter, and various overseas email addresses.
  2. Access Tips: Due to the limitations of the network environment, some websites may not be able to open. If any one fails, you can directly switch to other websites and use them normally.
  3. General operation steps ① Open any 2FA website; ② Paste the 2FA key that comes with the account in the input box; ③ The page automatically generates a 6-digit short-term Captcha with a countdown. Click the Captcha to copy it with one click; ④ The Captcha has a validity period and will be automatically refreshed when the countdown expires. If the new Captcha needs to be copied again and filled in the login verification box.

3. Additional precautions

  1. Keep the 2FA key properly and do not issue it to others at will;
  2. Captcha is only valid for a short time, and login verification is completed as soon as possible after receiving it;
  3. The principles of the web versions of all tools are the same, except for the domain names and no differences in functions.