Canon MF8580Cdw User Manual page 439

3
Specify the [Valid for] and [Authentication]/[Encryption]/[DH Group] settings.
Using a key pair and preinstalled CA certificates for authentication
1
Click the [Digital Signature Method] radio button for [Authentication Method] and then click [Key and
Certificate...].
2
Click [Register Default Key] on the right of a key pair you want to use.
NOTE:
Viewing details of a key pair or certificate
You can check the details of the certificate or verify the certificate by clicking the corresponding text link under [Key
Name], or the certificate icon.
3
Specify the [Valid for] and [Authentication]/[Encryption]/[DH Group] settings.
10
Specify the IPSec Network Settings.
[Use PFS]
Select the check box to enable Perfect Forward Secrecy (PFS) for IPSec session keys. Enabling PFS enhances the security while
increasing the load on the communication. Make sure that PFS is also enabled for the other devices.
[Specify by Time]/[Specify by Size]
Set the conditions for terminating a session for IPSec SA. IPSec SA is used as a communication tunnel. Select either or both of the
check boxes as necessary. If both check boxes are selected, the IPSec SA session is terminated when either of the conditions has
been satisfied.
[Specify by
Time]
[Specify by
Size]
Verifying Key Pairs and Digital Certificates
Enter a time in minutes to specify how long a session lasts.
Enter a size in megabytes to specify how much data can be transported in a session.