> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://biasinvestors.crisp.help/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Information Barrier

A physical or operational barrier between two departments of a broker-dealer designed to prevent the flow of material, nonpublic information from one department to the other. Formerly known as a Chinese Wall.