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Option for taint when setting variable under -be
[exim.git]
/
doc
/
doc-docbook
/
spec.xfpt
diff --git
a/doc/doc-docbook/spec.xfpt
b/doc/doc-docbook/spec.xfpt
index e51e540d9bd73da346e2b68ff275911bc51f62e6..d71d3696f4603a05f96a32c91312345a2f5f3307 100644
(file)
--- a/
doc/doc-docbook/spec.xfpt
+++ b/
doc/doc-docbook/spec.xfpt
@@
-2886,6
+2886,11
@@
available to admin users.
The word &"set"& at the start of a line, followed by a single space,
is recognised specially as defining a value for a variable.
The word &"set"& at the start of a line, followed by a single space,
is recognised specially as defining a value for a variable.
+.new
+.cindex "tainted data" "expansion testing"
+If the sequence &",t"& is inserted before the space,
+the value is marked as tainted.
+.wen
The syntax is otherwise the same as the ACL modifier &"set ="&.
.cmdopt -bem <&'filename'&>
The syntax is otherwise the same as the ACL modifier &"set ="&.
.cmdopt -bem <&'filename'&>
@@
-41600,8
+41605,11
@@
Exim's DKIM implementation allows for
.olist
Signing outgoing messages: This function is implemented in the SMTP transport.
It can co-exist with all other Exim features
.olist
Signing outgoing messages: This function is implemented in the SMTP transport.
It can co-exist with all other Exim features
-(including transport filters)
-except cutthrough delivery.
+(including transport filters) except cutthrough delivery.
+.new
+However, signing options may not depend on headers modified by
+routers, the transport or a transport filter.
+.wen
.next
Verifying signatures in incoming messages: This is implemented by an additional
ACL (acl_smtp_dkim), which can be called several times per message, with
.next
Verifying signatures in incoming messages: This is implemented by an additional
ACL (acl_smtp_dkim), which can be called several times per message, with