[Home](./index.md) > [ibm-cloud-sdk-core](./ibm-cloud-sdk-core.md) > [computeBasicAuthHeader](./ibm-cloud-sdk-core.computebasicauthheader.md) ## computeBasicAuthHeader() function Compute and return a Basic Authorization header from a username and password. **Signature:** ```typescript export declare function computeBasicAuthHeader(username: string, password: string): string; ``` ## Parameters

Parameter	Type	Description
username	string	The username or client id
password	string	The password or client secret

**Returns:** string a Basic Auth header with format "Basic "