[Home](./index.md) > [@digitalpersona/services](./services.md) > [TriggerNames](./services.triggernames.md) ## TriggerNames type Alias type for supported step-up trigger names. Signature: ```typescript export declare type TriggerNames = { [K in keyof ContextualInfo]: ContextualInfo[K] extends Function ? never : K; }[keyof ContextualInfo]; ```