After each field is filled out, it sends a request with the full form body. Unsurprisingly, I keep getting an error by the end of filling out each field, with

After each field is filled out, it sends a request with the full form body. Unsurprisingly, I keep getting an error by the end of filling out each field, with 'too many attempts' and cannot proceed. Is this a bug or some odd validation that is hard to pass?