As organizations digitize contracts, approvals and inner documentation, digital signatures have develop into an ordinary a part of enterprise doc workflows. These signatures assist confirm doc integrity and ensure the id of the signer.
Organizations can use authenticated digital signatures — these licensed by a certificates authority (CA) — or nonauthenticated signatures to create legally binding agreements. Nonetheless, customers would possibly typically have to take away or redact a signature, for instance when a doc requires revision, when a signature was added in error or when delicate info have to be eliminated earlier than sharing a file externally.
The precise course of for eradicating a digital signature is determined by the PDF software program used and whether or not the doc has been locked or licensed.
Methods to take away digital signatures utilizing Adobe
Adobe software program provides customers a comparatively simple technique to take away digital signatures from PDFs. Nonetheless, the method solely works below the next situations:
- The individual deleting the signature is the one signer.
- The signer did not lock the file when saving it.
If these situations apply, customers can take the next steps to take away their signatures:
- Open the PDF file in Adobe Acrobat.
- Navigate to the Edit tab.
- Choose the signature with Management-Click on on Home windows or Command-Click on on macOS.
- Choose Delete or Clear Signature from the context menu.
This course of doesn’t invalidate digital certificates — which CAs concern to confirm a digital signature’s integrity — as a result of Acrobat solely locations these certificates into paperwork after customers signal and save them in a noneditable format.
If customers have to take away a digital signature after Adobe embedded a digital certificates within the doc, they need to go to the unique, unsigned supply doc and restart the signing course of. Digital certificates show that no one altered a doc after somebody signed it, so if somebody removes a signature afterward, the certificates turns into invalid.
Methods to take away digital signatures utilizing Preview on macOS
Preview is a PDF viewer and editor from Apple that comes with macOS. How customers delete a signature in Preview is determined by how they initially signed the doc.
If customers signed a doc in Preview, they’ll take the next steps:
- Open the PDF file in Preview.
- Open the Markup toolbar, and select the Rectangular Choice field.
Preview customers should choose a signature earlier than they’ll delete it.
- Click on on the signature.
- If customers signed the file outdoors of Preview, they may want to pick out Instruments > Redact to redact the signature from the doc.
If the consumer added a signature inside Preview, the signature ought to seem highlighted. Click on the Delete key on the keyboard to take away the signature.
Preview doesn’t embody performance for signature authentication, so if customers take away the signature watermark or redact it, solely the looks of the doc adjustments. Customers can’t invalidate a digital certificates in Preview.
Methods to take away digital signatures on a cellular system
Cell customers also can take away digital signatures utilizing PDF enhancing apps comparable to Adobe Acrobat Reader for Android and iOS. As an illustration, they’ll open Adobe Acrobat Reader for Android or iOS and take the next steps:
- Open the PDF in Adobe Acrobat Reader.
- Faucet on the three dots on the top-right nook, and click on Edit PDF.
Adobe Reader lets customers take away digital signatures on Android and iOS gadgets.
- Faucet on the signature, after which click on Delete.
In Adobe Reader for cellular gadgets, faucet on a signature to pick out it for deletion.
- Click on Performed to shut the enhancing course of and save the edited file.
Widespread questions on eradicating digital signatures
As doc enhancing instruments provide other ways to take away digital signatures from PDFs, folks usually ask the next questions.
Can I redact my signature as a substitute of eradicating it?
Sure. In Adobe Acrobat, customers can choose the Redaction software below the Safety tab. In Preview on macOS, customers can choose Instruments > Redaction.
Can I convert my PDF to a Phrase doc and take away the signature that method?
Sure, however specialists don’t advocate this apply. Conversion to Phrase would possibly change the formatting of the unique PDF as a result of Phrase doesn’t assist all PDF options.
Does eradicating the digital signature have an effect on the validity of the doc?
Sure. After customers take away a digital signature or change a doc, any authentication artifacts, comparable to digital certificates or digital IDs, embedded within the doc develop into invalid. When customers open the modified doc, they see a observe that somebody altered it after folks signed it. Nonetheless, Preview on macOS doesn’t have digital certificates performance, so this system doesn’t point out that somebody modified a PDF after customers signed it.
The best way customers take away digital signatures from PDFs is determined by the software program and OS they use and the safety degree utilized to the PDFs. If customers’ software program has authentication capabilities and it issues for his or her use instances, they may have to restart the signing course of and reauthenticate their PDFs after events re-sign them.
Can somebody take away one other individual’s digital signature?
Usually, no. Digital signatures are designed to guard doc integrity. If a doc has a number of signers or has been locked after signing, customers can’t take away one other individual’s signature with out invalidating the doc and restarting the signing course of.
Why am I not allowed to take away my signature?
The best way customers take away digital signatures from PDFs is determined by the software program and working system they use, in addition to the safety controls utilized to the doc. As a result of digital signatures confirm doc integrity, eradicating them can invalidate authentication artifacts comparable to digital certificates. Organizations would possibly have to restart the signing course of to revive doc belief and preserve correct data.
Editor’s observe: This text was initially printed in 2023. It was up to date to replicate adjustments in finest practices for digital signatures.
Jordan Jones is a author versed in enterprise content material administration, element content material administration, internet content material administration and video-on-demand applied sciences.
