SSL - Verisign Certificate Expiry message

Hi,

We are getting a warning message in our XI production system regarding

the certificate expiry(Validity of certificate from list with PSE type

>SSL Client (Standard)< ends in 3 days).

Once checked in STRUST t-code it is found that the below certificate is

getting expired within 3 days.

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Owner OU=www.verisign.com/CPS Incorp.by Ref. LIABILITY L

Issuer OU=Class 3 Public Primary Certification Authority,

Serial Number 254B8A853842CCE358F8C5DDAE226EA4

Valid From 17.04.1997 00:00:00 to 24.10.2011 23:59:59

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We couldn't able to identify what it does and the process for renewing

it. Kindly provide your support/suggestion on this.

Regards,

Anil