# Function: getAliasDerivationKeysForCollection()

> **getAliasDerivationKeysForCollection**(`collectionId`): `Buffer`\<`ArrayBufferLike`\>[]

Defined in: [packages/bitbadgesjs-sdk/src/core/aliases.ts:83](https://github.com/BitBadges/bitbadgesjs/blob/master/packages/bitbadgesjs-sdk/src/core/aliases.ts#L83)

Derivation keys for a collection alias to be used in `generateAlias`.

## Parameters

### collectionId

`string`

## Returns

`Buffer`\<`ArrayBufferLike`\>[]