Security tab
Use the settings on the Security tab to set options related to redaction, document signing and certification, general security, IDs and certificates, and more.
To find tools on tabs, see "Ribbon, tabs and panels" or use the search box in the Help menu.
Redaction tools
Mark Redaction: Mark selected text blocks to be redacted at a
later time, such as after review.
Apply Redaction: Make all text previously marked for
redaction permanently unreadable. This command cannot be undone, so before using
Apply
Redaction you should save a copy of the document if you will need access
to its original content.
Search and Redact: Search redaction candidates in one or more
documents, and search one or more words or phrases or using search patterns. The
results appear in a list; indicate for each whether to ignore, mark for redaction or
perform immediate redaction.
Redaction Properties: Specify display
details for the appearance of redacted areas: rectangle color and overlay
text, including the use of redaction codes. Author name and subject can also be set.
Whiteout: After confirming a warning dialog, use the mouse
pointer to select areas to clear white, permanently removing the information covered.
Whiteout is irreversible after you save the document.
Sign and Certify tools
Handwritten Signature: Place a predefined image containing
your handwritten signature on the PDF page or draw or type a signature and
manage the collection of this type of signatures. This signature type offers no
security protection.
Sign: Place a digital signature on the current
page. Select Sign and click in the page to insert an
invisible signature. Draw a rectangle of sufficient size to insert a visible
signature. The Sign Document dialog box lets you specify the Digital ID certificate
to use.
Time Stamp: Open the Time Stamp dialog box to select an
existing time stamp service to use for the current document, or add a new service.
See Time Stamping a Digital Signature.
Certify: Use the drop-down list to select whether your
signature should be visible or invisible. This command allows you to partly or
completely restrict the permitted actions available to recipients of this document.
See Signing
and Certifying Documents.
Document Signatures: Work with signatures in the current
document. Add your digital signature to a signature field, clear all signature
fields, verify a signature and if it is not valid, see the changes made after the
signature was applied.
DocuSign: Use signatures managed by DocuSign in your documents. You may sign or send documents through DocuSign.
Security tools
Remove Elements: Open the Remove Document
Elements dialog box to select which elements to remove from a document.
Secure Delivery: Open the Secure Delivery dialog box to review the
typical security steps to perform before distributing documents.
Manage Security: View security properties and a summary of
permitted actions. If you have authorization, you can apply password or certificate
security and modify or remove security settings.
IDs and Certificates
Manage Digital Identities: View a list of current digital
IDs and work with them.
Trusted Identities: See a list of trusted
identities and manage related settings.
Panels
Signatures: Open the Signatures panel to view a summary of all digital signatures in the document and manage related settings.
Security: Open the Security panel to apply password or certificate security.
Sign / Certify: Open the Sign / Certify panel to view a summary of all saved signature schemes and manage related settings, or to create new signature schemes.