Additional validation of target is needed for fastmail to prevent false positive results. In the registration form on the fastmail website all input is lowercased. Uppercase letters cause false positive results. Additionally length limit is from 3 to 40 characters
soxoj
commented
2 years ago
Additional validation of target is needed for fastmail to prevent false positive results. In the registration form on the fastmail website all input is lowercased. Uppercase letters cause false positive results. Additionally length limit is from 3 to 40 characters