
Protocol Settings
3-37
3
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Confirming a Key Pair and Device Certificate
The following procedure describes how to confirm a key pair and device certificate
generated/updated in "Setting a Key Pair and Device Certificate," on p. 3-35.
1
On the TCP/IP Settings screen, press [Certificate Settings]
➞
[Key and Certificate List]
➞
[Key and Certificate List for this
Machine].
If
(invalid) is displayed to the left of a key pair, the key pair is corrupted or
invalid. Follow the procedure in "Setting a Key Pair and Device Certificate," on p.
3-35 to generate/update a key pair.
NOTE
You cannot delete or edit a key pair necessary for a device signature on the Key
and Certificate List for this Machine screen.
2
Select 'Device Signature Key'
➞
press [Certificate Details]
➞
[Certificate Verification].
If <Certificate Verification> is grayed out or <The key is corrupted or invalid.> is
displayed, you cannot use the key pair. Follow the procedure in "Setting a Key
Pair and Device Certificate," on p. 3-35 to generate/update a new key pair.
NOTE
•
<Certificate Thumbprint> contains sender information used to validate the reliability
of a PDF with a device signature, by matching it with the MD5 or SHA-1 message
digest number.
•
The expiration date for the device signature is set to 5 years after its key pair was
generated/updated.
Содержание ImageRunner C2550
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Страница 3: ...Color imageRUNNER C3480 C3480i C3080 C3080i C2550 Network Guide 0 Ot...
Страница 150: ...Setting Up a Computer as a File Server 5 24 5 Using a NetBIOS Network...
Страница 194: ...Confirming Settings 8 22 8 Appendix 04 06 2007 FRI 04 32 iR C3480 002...
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