PrismKit加密與資安信用卡驗證器信用卡驗證器在瀏覽器中執行本機複製連結Markdown檢查信用卡號的發卡組織、長度與 Luhn 檢查碼，並依卡面格式排列。Luhn 驗證器Check a card, IMEI or account number against the Luhn mod-10 rule, see the doubling steps and work out a missing check digit.IBAN 驗證器Validate an IBAN's length and mod-97 checksum and break it into country, check digits, bank code and account number.