Source

File: wp-includes/class-wp-recovery-mode.php

protected function get_email_rate_limit() {
		/**
		 * Filter the rate limit between sending new recovery mode email links.
		 *
		 * @since 5.2.0
		 *
		 * @param int $rate_limit Time to wait in seconds. Defaults to 1 day.
		 */
		return apply_filters( 'recovery_mode_email_rate_limit', DAY_IN_SECONDS );
	}