Digital Signature problems?

[Max Kipness]

>> Hello,
>>
>> We have a client that has started sending us emails with digital 
>> signatures as of late. It seems we are having a problem opening up
the 
>> email as it is stating: The digital signature on this message is 
>> invalid or not trusted.

>Are you signing clean messages?  If so you need to turn this off for
digitally signed messages, as any alteration to the 
>message body will break the signatures.

I do have this turned of for one client. But this affects outbound
email.

I'm talking about emails being sent from an outside email domain, to
users inside our network, with digital signature, that gets virus/spam
scanned by MailScanner.

Max

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