Cisco Cisco Email Security Appliance C190 Guía Del Usuario
20-4
Cisco AsyncOS 8.0.2 for Email User Guide
Chapter 20 Encrypting Communication with Other MTAs
Obtaining Certificates
Figure 20-1
Add Certificate Page
Step 4
Enter the following information for the self-signed certificate:
Step 5
Click Next to view the certificate and signature information.
shows an example of a self-signed certificate.
Figure 20-2
View Certificate Page
Step 6
Enter a name for the certificate. AsyncOS assigns the common name previously entered by default.
Step 7
If you want to submit a CSR for the self-signed certificate to a certificate authority, click Download
Certificate Signing Request to save the CSR in PEM format to a local or network machine.
Certificate Signing Request to save the CSR in PEM format to a local or network machine.
Common Name
The fully qualified domain name.
Organization
The exact legal name of the organization.
Organizational Unit
Section of the organization.
City (Locality)
The city where the organization is legally located.
State (Province)
The state, county, or region where the organization is legally located.
Country
The two letter ISO abbreviation of the country where the organization is
legally located.
legally located.
Duration before expiration
The number of days before the certificate expires.
Private Key Size
Size of the private key to generate for the CSR. Only 2048-bit and 1024-bit
are supported.
are supported.