What is the difference between a 128-bit certificate and a 40-bit or other type of product?

128-bit ensures a much stronger encryption method than lesser types. This is often very important when securing sensitive information such as credit card numbers. Webii only offers DigiCert (formerly Geotrust) 128-bit encrypted “True Business ID” certificates.

To read up on a good explanation of the importance of 128-bit encryption visit: What does 128-bit encryption really mean?