E-mail firewall with policy-based cryptosecurity
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United States of America Patent
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Aug 28, 2012
Issued Date -
N/A
app pub date -
Sep 5, 2006
filing date -
Jul 24, 1997
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Abstract
An e-mail firewall applies policies to e-mail messages between a first site and second sites in accordance with administrator selectable policies. The firewall includes a simple mail transfer protocol relay for causing the e-mail messages to be transmitted between the first site and selected ones of the second sites. Policy managers enforce-administrator selectable policies relative to one or more of encryption and decryption, signature, source/destination, content and viruses.
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