Clerk fraud and abuse

after Clerk

An alert whose spinner turns while a red meteor runs down its rail, unmasking four blocked sign-ups one by one.

Fraud and Abuse Prevention

Reduce fraudulent sign-ups and free trial abuse by blocking high-risk disposable email domains and restricting the use of email subaddresses with the “+” separator.

Details

The spinner turns once every 2s, linear, and eases back over 0.5s when the pointer leaves; the alert's text brightens to white over 0.5s.
Each blocked address arrives 0.2s after the last, from 0.25s: its red badge scales up from 0.8 in 0.2s, its address comes out of an 8px blur in 0.5s, and its date rises 0.5rem 0.2s later.
The meteor runs the rail, red to orange, every 3s.
At rest, set in Clerk's own fonts for the check, it matches the card on clerk.com pixel for pixel; hovered, its motion was compared with clerk.com's at the same instants after the pointer arrives.
With a mouse it plays while hovered and plays through; on a phone, cards in a HoverAnimationGroup take turns playing, as clerk.com's do.
Set in Geist and Geist Mono where clerk.com has Suisse Intl and Söhne Mono: matched in ink, cap height and line breaks.