[Home](./index.md) > [@digitalpersona/devices](./devices.md) > [CardAttributes](./devices.cardattributes.md) ## CardAttributes enum Bitwise flags for attributes supported by a card. Signature: ```typescript export declare enum CardAttributes ``` ## Enumeration Members | Member | Value | Description | | --- | --- | --- | | IsPIV | 131072 | The card supports PIV. | | IsPKI | 65536 | The card supports PKI. | | IsReadOnly | 2147483648 | The card is read-only. | | SupportsPIN | 1 | The card supports PIN code. | | SupportsUID | 2 | The card supports UID. |