ReCaptcha

ReCaptcha "invalid-request-cookie"

November 2, 2013November 28, 2022

invalid-request-cookie My browser showed an error which sourced from ReCaptcha: invalid-request-cookie The official document says that the "invalid-request-cookie" means: The challenge parameter of the verify… Read More »

How to Resolve "Could not open socket" From reCaptcha

August 16, 2013November 27, 2022

If you met the following error from the browser, it could be a reCaptcha problem. Could not open socket It seems a DNS problem, you… Read More »

How to Get reCaptcha Public and Private Keys for Your Website

July 14, 2013November 25, 2022

reCaptcha's public and private keys are applicant-specific and domain-specific, you can't use reCaptcha by providing arbitrary strings or copy-n-paste wildly for them, they must be… Read More »