Cisco Cisco Email Security Appliance C160 Mode D'Emploi
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User Guide for AsyncOS 10.0 for Cisco Email Security Appliances
Chapter 20 S/MIME Security Services
S/MIME Security Services in Email Security Appliance
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Verify, decrypt, or decrypt and verify messages using S/MIME. See
Related Topics
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Understanding How S/MIME Security Services Works
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Scenario: Business-to-Business
Organizations A and B want all the messages communicated between them to be signed and encrypted
using S/MIME. Organization A has configured Email Security appliance to perform S/MIME security
services at the gateway level. Organization B has configured a third-party application to perform
S/MIME security services at the gateway level.
using S/MIME. Organization A has configured Email Security appliance to perform S/MIME security
services at the gateway level. Organization B has configured a third-party application to perform
S/MIME security services at the gateway level.
Note
The current example assumes that organization B is using a third-party application to perform S/MIME
security services. In the real world, this can be any application or appliance (including Email Security
appliance) that can perform S/MIME security services at the gateway level.
security services. In the real world, this can be any application or appliance (including Email Security
appliance) that can perform S/MIME security services at the gateway level.
Organization A
Organization B
Email Client
Email Security Appliance
Email Client
Gateway
Bob
Dave
Legend
Message from
A to B
Message from
B to A