Example of validating communication
Shading is not intended to suggest any particular characteristics or attributes.It will be appreciated that changes, modifications and deviations from the embodiments illustrated in the drawings may be made without departing from the spirit and scope of the invention, as disclosed below.
Many of the existing systems and methods for filtering and/or blocking spam e-mail messages may be ineffective, for a variety of reasons.
SYSTEMS AND METHODS FOR VALTOATING ELECTRONIC COMMUNICATIONS CROSS REFERENCE TO RELATED APPLICATIONS  This application claims priority to provisional application number 60/473,819, filed May 28, 2003, the contents of which is herein incorporated by reference.
BACKGROUND  Electronic communications, e-mail for example, have become a popular way of communicating.
In another example, a user's electronic device may contain a database of addresses of senders from whom the user wishes to receive electronic communications.
Messages from such addresses may be permitted to reach the user.
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Example systems, software, methods, computer-readable media and so on associated with validating electronic communications are provided.