ixml/dtd_restriction SAP Parameter attribute - Restriction of DTD processing for iXML

ixml/dtd_restriction is a SAP Parameter attribute which is used to control Restriction of DTD processing for iXML information. This is available within R/3 SAP systems depending on the version and release level.

Below is the standard documentation available and a few details of the attributes values .

ixml/dtd_restriction profile paramerter attributes

Parameter Name: ixml/dtd_restriction
Description: Restriction of DTD processing for iXML
Default Value: none
Parameter Type ( See IF_PARAMETER_TYPES): String(STRING)
Restriction Values:
Parameter Unit:
Parameter Group: System
CSN Component: BC-ABA-XML
System-Wide parameter: Yes
Dynamic Parameter: Yes
Vector Parameter: No
Has Sub-Parameters: No
Check Function Exists: No

Parameter documentation

A DTD can contain malicious code than can force an XML processor to expand the resulting XML contend in a way to overload CPU usage and memory consumption. This profile parameter is setting the default processing restriction of iXML for DTDs to avoid a DoS attack by by using malicious DTDs. Application programs can use the interface IF_IXML_ISTREAM to to overwrite the default restriction.
See SAP Parameter Documentation for full SAP documentation for this profile parameter.