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Last updated on Sep 13, 2026

Verify eSign

Verify your electronic signatures quickly and legally with pdfFiller's intuitive tool.

What is the Signature Tool?

The signature tool is designed to help you verify eSign documents effortlessly. It allows you to self-sign documents or send them out for signature, providing flexibility based on your needs. Unlike other tools, pdfFiller's signature tool features a user-friendly interface that simplifies the document signing process. You can easily navigate through the tool without encountering complex technical jargon, making it accessible for everyone.

How Does This Tool Improve Your Workflow?

This tool significantly enhances your e-signature workflow by eliminating the need for printing and scanning documents. You can expect a faster turnaround for document completion, which is crucial for small businesses that need to operate efficiently. Additionally, pdfFiller's signature tool is accessible from any device, allowing you to manage your documents on the go without lengthy setup processes.

Three Ways to Create Your Signature

With pdfFiller, you have three convenient methods to verify eSign signatures: draw, type, or upload. Each method is legally equivalent, ensuring that your signature holds the same weight as a handwritten one. You can choose your preferred signature style based on your personal preference, making the signing experience tailored to you.

How to Draw Your Signature

  • Use a mouse, touchpad, or stylus to draw your signature directly on the screen.
  • Customize your signature by adjusting the color and thickness of the line.
  • After drawing, position your signature accurately on the document where it is required.

How to Type Your Signature

  • Select from various available font styles and colors to create your typed signature.
  • Resize your signature as needed to fit the designated area on the document.
  • Ensure that your typed signature is legally valid, just like a handwritten one.

How to Upload a Signature Image

  • Prepare your signature image in a supported file format, such as PNG or JPEG.
  • Upload the image to the pdfFiller tool and place it in the correct location on your document.
  • Check the clarity of the uploaded image to ensure it meets legal requirements.

Adding Initials to Your Document

You can add initials to your documents using various methods, including drawing, typing, or uploading. Each method has legal implications, so it’s essential to ensure that your initials are placed correctly. Follow the instructions for resizing and positioning to make sure your initials are clear and legible.

Saving and Reusing Your Signatures

To save time, you can easily save your signatures for future use. Set a default signature to streamline your signing process. Reusing signatures not only saves time but also ensures consistency across your documents, making it easier for small businesses to maintain their branding.

Legal Validity of Your Signatures

pdfFiller ensures that all signatures comply with legal standards, including ESIGN, UETA, eIDAS, and GDPR. The importance of audit trails cannot be overstated, as they provide a verification process for signed documents, ensuring that your electronic signatures are legally binding.

Connecting Self-Signing to Send to Sign Workflows

Self-signing can seamlessly lead to additional signers in your workflow. This integration allows for a unified workflow that enhances user experience from start to finish. By connecting these processes, pdfFiller simplifies the document signing journey.

How Does pdfFiller Compare?

DocuSign offers extensive features but can be complex for small businesses. Users may find the pricing structure less transparent.

Adobe Acrobat Sign provides robust capabilities but often requires more technical knowledge. This can be a barrier for non-technical professionals.

signNow is affordable but lacks some advanced features found in pdfFiller, which may limit usability for some users.

Next Steps for Using Your Signature

After signing your documents, share them easily with recipients through email or direct links. Consider your options for storing signed documents securely. Following up with recipients is crucial to ensure that all parties are aligned and that the documents are processed correctly.

Try most popular PDF tools

Discover a full set of tools to handle any document task.

Edit PDFs

Make quick PDF edits online.

Sign

Add legally binding signatures.

Merge

Combine multiple PDFs.

Request signatures

Send a document for signing.

Convert

Transform PDFs into other formats.

Rearrange

Change the order of pages.

Share

Send PDFs for review or editing.

Compress

Reduce PDF file sizes.

How to sign a document online?

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Signing and editing documents has never been easier

  • Edit and sign in one place Quickly eSign documents after reviewing or editing — no need to juggle tools and move files back and forth. Get your PDFs done fast with all the tools you need at your fingertips.
  • Easy sharing & collaboration After signing a document, share it instantly with clients and stakeholders for review, editing, or comments. To request signatures from other parties, add fillable fields and send the document for signing.
  • Mobile-ready solution Easily edit, sign, and send your documents from anywhere, even on the go. pdfFiller is entirely cloud-based, so you can manage documents effectively from your computer, smartphone, or tablet.
  • Legally binding & secure Sign contracts and agreements following global eSignature laws, including ESIGN, UETA, eIDAS, and GDPR. With HIPAA, PCI DSS, SOC 2 Type II, and other compliance standards, pdfFiller works for any industry.

Who needs this?

Explore how professionals use pdfFiller to sign documents.

Healthcare

Healthcare professionals use pdfFiller to simplify document signing, from patient consent forms to medical record requests. They can easily request, approve, and share signed documents with patients, staff, or suppliers, saving time and improving communication.

  • Patient consent forms
  • Prescription forms
  • Lab test requisition forms
  • Referral and consultation forms
Healthcare
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  • G2 — Grid Leader in Small-Business
  • G2 — High Performer
  • G2 — Regional Leader
  • G2 — Easiest To Do Business With
  • G2 — Best Meets Requirements
  • G2 — Best Support

pdfFiller scores top ratings on review platforms

pdfFiller is rated 4.6/5 stars on 125,000+ G2 reviews.

Able to create high quality complex forms with ease.
Charles G
IT'S OK SHOULD BE ABLE TO SEARCH KEY WORDS OR BE ABLE TO MERGE DOCUMENTS
TONI P
So far seems to be an easy to use form.
Rhonda G Kruse
Amazing easy and reliable Intuitive and logical to use. Makes my life 10x easier when sending documents. As a doctor I am constantly sending documents and anything to make this easier is worth it. The time for loading and processing. A little cluttered and busy the interface. It would better if it were free.
Daniel J.
I love the way you can use the PDFfiller. It helps me with documents that I have to fill out for different programs that I'm in for my granddaughter because she is Autistic.
Shirley
User friendly Perfect for the need I had and easy to navigate.
Yinka

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Why sign documents with pdfFiller?

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Watch pdfFiller eSignatures in action

Check out a quick video tutorial that shows how to create and place your signature or send a document for signing.

FAQs

If you can't find what you're looking for, please contact us anytime!

To verify the authenticity of an eSignature, you should check the signature's certificate and audit trail. Most eSignature platforms, including pdfFiller, provide a detailed audit log that records the signing process, including timestamps and IP addresses. This log helps confirm that the signature was applied by the intended signer. For additional security, ensure that the eSignature complies with legal standards, such as the ESIGN Act or UETA, which govern electronic signatures. A practical tip is to always request a copy of the audit trail when dealing with important documents to maintain a clear record.

If you suspect that an eSignature has been tampered with, first compare the document's current state with the original version. Look for discrepancies in the signature or any changes in the document content. Use pdfFiller's verification tools to access the document's history and audit trail, which can reveal any unauthorized modifications. If tampering is confirmed, report it to the relevant authorities or legal team immediately. A useful tip is to always save a backup of the original document before sending it for eSigning to facilitate easier verification.

Yes, you can verify eSignatures on documents across different platforms, provided they adhere to the same eSignature standards. Tools like pdfFiller support cross-platform compatibility, allowing you to verify signatures regardless of the software used to create them. Ensure that the platform you are using can read the signature's certificate and audit trail. For best practices, always use a trusted eSignature service that complies with industry security protocols to ensure the integrity of the verification process.

Verifying eSignatures involves several security protocols, including encryption, digital certificates, and secure audit trails. Most reputable eSignature services, such as pdfFiller, utilize encryption to protect the document and the signature data. Digital certificates authenticate the identity of the signer, ensuring that only authorized individuals can sign. Additionally, a secure audit trail logs every action taken on the document, providing transparency and traceability. To enhance security, always choose eSignature solutions that offer multi-factor authentication and comply with legal regulations.

pdfFiller ensures the validity of eSignatures by implementing robust verification processes, including digital certificate authentication and comprehensive audit trails. Each eSignature is linked to a unique digital certificate that verifies the signer's identity, while the audit trail records all interactions with the document. This transparency allows users to trace the signing process and confirm its integrity. For users, it's advisable to familiarize themselves with these features and regularly review audit logs for peace of mind regarding document security.

If a client questions the validity of an eSignature, provide them with access to the document's audit trail and verification details. pdfFiller allows you to easily share this information, which includes timestamps, signer IP addresses, and any changes made to the document. This transparency can help reassure clients about the eSignature's legitimacy. Additionally, educate clients on the legal standing of eSignatures, as they are recognized in many jurisdictions. A proactive approach is to establish clear communication about the eSigning process before sending documents for signature.

Yes, there are specific legal requirements for verifying eSignatures, which vary by jurisdiction. In the United States, the ESIGN Act and UETA provide the legal framework for electronic signatures, requiring that they meet certain criteria for validity. To ensure compliance, use a reputable eSignature platform like pdfFiller that adheres to these regulations and offers verification features such as audit trails and digital certificates. It’s essential to stay informed about local laws regarding eSignatures to avoid legal complications. A practical tip is to consult with a legal professional when drafting documents that require eSignatures.

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pdfFiller allows us to tap into additional markets and sell business we might not otherwise have sold because of the speed and ease with which we can produce the forms.

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