#### To Modify a Circle of Trust Profile

Follow this procedure to edit the configured General attributes of an existing circle of trust, or to add providers to it. The starting point is Circle of Trust under the Federation interface.

1. Click the name of a configured circle of trust to modify its profile, or to add providers to it.

   The Edit Circle of Trust page is displayed.

2. Type new values or edit existing values for the circle of trust's General attributes:
   Name

     The static value of this attribute is the name provided when you created the circle of trust.

   Description

     The value of this attribute is a description of the circle of trust. You may modify the description already entered, if applicable.

   IDFF Writer Service URL

     This attribute specifies the location of the service that writes the common domain cookie. The URL is in the format `http://`common-domain-host`:`port`/common/idffwriter` .

   IDFF Reader Service URL

     This attribute specifies the location of the service that reads the common domain cookie. The URL is in the format `http://`common-domain-host`:`port`/common/idffreader` .

   SAML2 Writer URL

     This attribute specifies the location of the SAML2 Writer service that writes the cookie to the Common Domain. The URL is in the format `http://`common-domain-host`:`port`/common/saml2writer`

   SAML2 Reader URL

     This attribute specifies the location of the SAML2 Writer service that writes the cookie to the Common Domain. The URL is in the format `http://`common-domain-host`:`port`/common/saml2reader`

   Status

     The default status is Active. Selecting Inactive disables communication within the circle of trust.

3. Choose one or more of the available providers and click the Add arrow to select them.

   The list provided contains the names of entities that have been created and populated with providers. For more information, see To Add Providers to a Circle of Trust.

4. Click Save to complete the operation.