> ## Documentation Index
> Fetch the complete documentation index at: https://docs.parmanasystems.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Function: signPolicyChangeStepUp()

> **signPolicyChangeStepUp**(`input`): [`PolicyChangeStepUpAuthorization`](/sdks/reference/typescript/interfaces/PolicyChangeStepUpAuthorization)

Defined in: typescript/src/crypto/step-up.ts:50

## Parameters

### input

[`SignPolicyChangeStepUpInput`](/sdks/reference/typescript/interfaces/SignPolicyChangeStepUpInput)

## Returns

[`PolicyChangeStepUpAuthorization`](/sdks/reference/typescript/interfaces/PolicyChangeStepUpAuthorization)