Hacker News new | past | comments | ask | show | jobs | submit login

The first version of reCAPTCHA made it very obvious as to which word was the classified one and which was the unclassified one, so people had a pretty easy way to inject bad data into the process.



Yeah, I remember my days on 4chan where people kept posting a campaign to substitute a racial slur for the one that looked unclassified.




Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact

Search: