# CoinMetricsClient.security\_master\_assets

```python
coinmetrics.api_client.CoinMetricsClient.security_master_assets(
    assets=None,
    codes=None,
    page_size=None,
    paging_from=None,
    next_page_token=None,
)
```

Returns all the assets and their metadata in security master.

* **Parameters:**
  * **assets** (*Optional* \*\[\**Union* *\[*[*str*](https://docs.python.org/3/library/stdtypes.html#str) *,* *List* *\[*[*str*](https://docs.python.org/3/library/stdtypes.html#str) *]* *]* *]*) -- Comma-separated list of assets to query. Mutually exclusive with codes.
  * **codes** (*Optional* \*\[\**Union* *\[*[*str*](https://docs.python.org/3/library/stdtypes.html#str) *,* *List* *\[*[*str*](https://docs.python.org/3/library/stdtypes.html#str) *]* *]* *]*) -- Comma-separated list of ten-digit alphanumeric identifying codes. Mutually exclusive with assets.
  * **page\_size** (*Optional* *\[*[*int*](https://docs.python.org/3/library/functions.html#int) *]*) -- Number of items per single page of results.
  * **paging\_from** (*Optional* *\[*[*str*](https://docs.python.org/3/library/stdtypes.html#str) *]*) -- Where does the first page start, at the start of the interval or at the end.
  * **next\_page\_token** (*Optional* *\[*[*str*](https://docs.python.org/3/library/stdtypes.html#str) *]*) -- Token for receiving the results from the next page of a query. Should not be used directly. To iterate through pages just use next\_page\_url response field.

**Returns:**

* [DataCollection](https://gitbook-docs.coinmetrics.io/python-api-client/reference/coinmetricsclient/security-master/pages/4SxAThvJEKszVwNAKU88#coinmetrics._data_collection.DataCollection)
  * List of assets and their metadata in security master


---

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