: HTTP Header Expansion
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HTTP Header Expansion

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HTTP Header Expansion

Headers can now support values of up to 16K bytes.
Palo Alto Networks HTTP header insertion entries now support header values up to 16K bytes. The larger header value size enables you to manage access to SaaS applications that require longer values and specify more tenants that users on your network can access. For example, if you currently have tenant restrictions configured for Microsoft Office 365 but could not list some approved tenants under the Restrict-Access-To-Tenants HTTP header due to size constraints, you can now include additional domains or directory IDs registered with tenants.
  1. Add or select a URL Filtering Profile to include the HTTP header insertion entry.
    Select ObjectsSecurity ProfilesURL FilteringHTTP Header Insertion.
  2. Add an entry.
    1. Specify a Name and a custom or predefined Type.
    2. Select a Header and enter a Value (up to 16,000 bytes).
    3. Click OK to save your changes.
  3. Click OK to save the URL Filtering Profile.