> ## Documentation Index
> Fetch the complete documentation index at: https://arizeai-433a7140.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Advanced

<Columns cols={2}>
  <Card title="Mask Span Attributes" href="/docs/phoenix/tracing/how-to-tracing/advanced/masking-span-attributes" icon="eye-slash" horizontal>
    Learn how to block PII from logging to Phoenix
  </Card>

  <Card title="Suppress Tracing" href="/docs/phoenix/tracing/how-to-tracing/advanced/suppress-tracing" icon="ban" horizontal>
    Learn how to selectively block or turn off tracing
  </Card>

  <Card title="Filter Spans to Export" href="/docs/phoenix/tracing/how-to-tracing/advanced/modifying-spans" icon="filter" horizontal>
    Learn how to send only certain spans to Phoenix
  </Card>

  <Card title="Capture Multimodal Traces" href="/docs/phoenix/tracing/how-to-tracing/advanced/multimodal-tracing" icon="images" horizontal>
    Learn how to trace images
  </Card>

  <Card title="Construct Shareable URLs" href="/docs/phoenix/tracing/how-to-tracing/advanced/constructing-urls" icon="link" horizontal>
    Link to projects, traces, spans, and sessions by name or ID
  </Card>
</Columns>