Um i aren't a barclays customer i've taken the link out of the email, but it does link to an identical page to the barclays website login.
Dear valued customer,
Barclays Bank is proud to announce about their new updated secure system.
We updated our new ssl servers to give our customers a better, fast and
secure online banking service.
Due to the recent update of the servers, you are requested to update your
online account information at the following link:
*Notice*
Please provide these information correctly and completely, failing to comply
may result temporary suspension of your online banking.
J.C. Smith
Security Advisor
Barclays Bank