re for individual use. No assurance concerning the individual's affiliation or organization. Class 4 Digital Ids are for business use providing assurance of an individual's identity. It verifies and assures the relationship to a business or organization.* A class 1 Digital Id provides you with an unambiguous name and an e-mail address. You can obtain it wherever you are living.*A class 2 Digital Id provides identity assurance by requiring the verification of your name, your address and other personal information by a third party.Verisign's authenticated enrollment system checks the information you provide. Class 2 Ids are known to be used for business including most online purchases and online subscriptions.*A class 3 Digital Id provides even a greater level of identity assurance, requiring your presence before a notary to authenticate your Digital Id request.Besides, in order to submit an electronic application, you must mail a notarized copy to Verisign before the enrollment application is processed.This level of security is expected to be used for electronic commerce application such as electronic banking and for fee-online services.What does a Digital certificate cost?A Verisign Certificate for a company located in the United States can be set for $ 349, with a $249 per year renewal ($449 & $ 349 respectively for international companies).While a Thawte Certificate can be obtained for $125 with renewal cost of $75 per year .Thus, a Certification's cost depend on the authenticator . What is the difference between Digital Certificates and Digital Signatures?Digital Signatures used for electronic documents work as does the handwritten signature for printed documents. It's an unforgeable data ensuring that a specific person wrote or agreed on the signed document. In facts, the signature provides a higher degree of security in a way that the recipient cannot only verify the message originated from the person who signed but also he can...