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Transforms configuration settings

Use this page to specify the transform algorithm used for processing the Web Services Security message.

This console page applies only to Java API for XML-based RPC (JAX-RPC) applications. To view this console page for the cell level...

  1. Click Security > JAX-WS and JAX-RPC security runtime.

  2. Under JAX-RPC Default Generator Bindings or JAX-RPC Default Consumer Bindings, click Signing information > signing_information_name.

  3. Under Additional properties, click Part references > part_name.

  4. Under Additional properties, click Transforms.

  5. Click New to create a transform configuration or click the name of an existing configuration to modify its settings.
To view this console page for the server level...

  1. Click Servers > Server Types > WebSphere application servers > server_name.

  2. Under Security, click JAX-WS and JAX-RPC security runtime.

    In a mixed node cell with a server using WebSphere Application Server version 6.1 or earlier, click Web services: Default bindings for Web Services Security.

  3. Under JAX-RPC Default Generator Bindings or JAX-RPC Default Consumer Bindings, click Signing information > signing_information_name.

  4. Under Additional properties, click Part references > part_name.

  5. Under Additional properties, click Transforms.

  6. Click New to create a transform configuration or click the name of an existing configuration to modify its settings.
To view this console page for the application level... This option is available for Version 6.x applications only.

  1. Click Applications > Application Types > WebSphere enterprise applications > application_name.

  2. Click Manage modules > URI_name.

  3. Under Web Services Security Properties, we can access the transforms information for the following bindings:

  4. Under Required properties, click Signing information > signing_information_name.

  5. Under Additional properties, click Part references > part_name > Transforms.

  6. Click New to create a transform configuration or click the name of an existing configuration to modify its settings.

Specify a transform name and select a transform algorithm before specifying additional properties.


Transform name

Name assigned to the transform algorithm.


Transform algorithm

Algorithm Uniform Resource Identifier (URI) of the transform algorithm.

This product supports the following algorithms:

http://www.w3.org/2001/10/xml-exc-c14n#

This algorithm specifies the World Wide Web Consortium (W3C) Exclusive Canonicalization recommendation.

http://www.w3.org/TR/1999/REC-xpath-19991116

This algorithm specifies the W3C XML path language recommendation. If we specify this algorithm, specify the property name and value by clicking Properties, which is displayed under Additional properties. For example, you might specify the following information:

Property

com.ibm.wsspi.wssecurity.dsig.XPathExpression

Value

not(ancestor-or-self::*[namespace-uri()='http://www.w3.org/2000/09/xmldsig#' and local-name()='Signature'])

Do not use this transform algorithm if we want the configured application to be compliant with the Basic Security Profile (BSP). Instead use http://www.w3.org/2002/06/xmldsig-filter2 to ensure compliance.

http://www.w3.org/2002/06/xmldsig-filter2

This algorithm specifies the XML-Signature XPath Filter Version 2.0 proposed recommendation.

When you use this algorithm, specify a set of properties. Use multiple property sets for the XPath Filter Version 2. Therefore, IBM recommends that your property names end with the number of the property set, which is denoted by an asterisk in the following examples:

  • To specify an XPath expression for the XPath filter2, you might use:

      name com.ibm.wsspi.wssecurity.dsig.XPath2Expression_*

  • To specify a filter type for each XPath, you might use:

      name com.ibm.wsspi.wssecurity.dsig.XPath2Filter_*

    Following this expression, we can have a value, [intersect], [subtract], or [union].

  • To specify the processing order for each XPath, you might use:

      name com.ibm.wsspi.wssecurity.dsig.XPath2Order_*

    Following this expression, indicate the processing order of the XPath.

The following is a list of complete examples:

com.ibm.wsspi.wssecurity.dsig.XPath2Expression_2 = [XPath expression#1]
com.ibm.wsspi.wssecurity.dsig.XPath2Filter_1 = [intersect]
com.ibm.wsspi.wssecurity.dsig.XPath2Order_1 = [1]
com.ibm.wsspi.wssecurity.dsig.XPath2Expression_2 = [XPath expression#2]
com.ibm.wsspi.wssecurity.dsig.XPath2Filter_2 = [subtract]
com.ibm.wsspi.wssecurity.dsig.XPath2Order_2 = [2]

http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-soap-message-security-1.0#STR-Transform

This algorithm specifies the enhancements to SOAP messaging that provide message integrity and confidentiality.

http://www.w3.org/2002/07/decrypt#XML

This algorithm specifies the W3C decryption transform for XML Signature recommendation.

http://www.w3.org/2000/09/xmldsig#enveloped-signature

This algorithm specifies the W3C recommendation for XML digital signatures.


Related concepts

  • Basic Security Profile compliance tips


    Related tasks

  • Configure the signing information using JAX-RPC for the generator binding on the application level

  • Transforms collection