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7.3
Encrypting PDF document and adding digital signature
Item
[Encryption Level]
[Detail Settings]
Item
[Printing Allowed]
[Enable copying of
text, images and other
content]
[Changes Allowed]
Reference
-
Digital ID-based encryption requires registering the certificate of a user in an E-mail address in advance.
For details on registering the certificate of a user in an E-mail address, refer to the [User's Guide Net-
work Administrator].
-
You can specify up to 100 digital IDs.
-
The specifiable digital ID depends on the apply level of a user.
-
When saving a PDF document in a User Box, you cannot encrypt it using a digital ID.
-
To encrypt a document using a digital ID and create a searchable PDF file at the same time, the follow-
ing settings are not available if [Adjust Rotation] is set to [Adjust] in the settings for creating searchable
PDF files. [Adjust Rotation] is set to [Adjust] by default. Change the setting as necessary.
–
[Encryption Type]: [Digital ID]
–
[Encryption Level]: [High Level 2]
–
[Encryption Target]: [Other than Metadata]
–
[Signature]: [Yes]
-
For details on the searchable PDF function, refer to page 8-3.
d-Color MF360/280/220
Description
Select an encryption level. To encrypt a document using a digital ID, you can-
not select [Low Level] for Encryption Level.
•
[High Level 1]: RC4 encoding method (128-bit key length), supported by
Acrobat 5.0 or later
•
[High Level 2]: AES encoding method (128-bit key length), supported by
Acrobat 7.0 or later
Description
Specify whether to permit printing of a PDF document.
Specify whether to enable copying of text, images and other content.
Specify the permission level related to making changes to a PDF document.
•
Select [Inserting, deleting and rotating pages] to insert, delete or rotate the
page. Configure this setting for encryption at a higher security level.
•
Select [Filling in form fields and signing.] to enter information in the form
and add a digital signature. Configure this setting for encryption at a higher
security level.
•
Select [Commenting, filling in form fields and signing] to add comments,
enter information in the form and add a digital signature.
•
Select [Page layout, filling in form fields and signing.] to insert, delete or ro-
tate the page, enter information in the form and add a digital signature.
Configure this setting for encryption at a lower security level.
•
Select [Any except extracting pages] to edit a document, create the form
field and enter information to it, add comments, and add a digital signature.
7
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