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Honest pricing for full-featured plans. airSlate SignNow offers subscription plans with no overages or hidden fees at renewal.
Enterprise-grade security. airSlate SignNow helps you comply with global security standards.
Place electronic signatures and send records in moments instead of hours. Our eSignatures have the identical legal power as wet-ink ones.
Take advantage of the signature tips function and improve your files without any concerns about the safety of your information.
Modify existing forms and save changes, and airSlate SignNow will immediately inform your entire crew that there are updated templates.
Place fillable areas, create or collect electronic signatures, get supplementary documents and payments, and discover different ways to boost your workflows.
Use airSlate SignNow API, the easiest way to create and collect eSignatures. Do so within your CRM systems, on your website, or even in specific apps.
Generate a public link for your template and collect signatures while not having to directly send your document to specific consumer email addresses.
Guide de démarrage rapide : comment ajouter une signature numérique à un PDF ?
airSlate SignNow eSignature est un service très efficace pour simplifier la collecte de données, la négociation de contrats, l'interaction externe et interne, et rationaliser les pratiques de prise de décision. Signer des documents électroniquement est simple pour les équipes, les partenaires et les clients, et cela aide votre organisation à éliminer le gaspillage de papier et les dépenses budgétaires inutiles.
Complétez les étapes suivantes ci-dessous et découvrez comment ajouter une signature numérique à un PDF ? :
- Ouvrez votre navigateur et allez sur signnow.com.
- Inscrivez-vous pour un essai gratuit ou connectez-vous en utilisant votre email ou vos identifiants Google/Facebook.
- Cliquez sur Avatar de l'utilisateur -> Mon compte dans le coin supérieur droit de la page.
- Modifiez votre profil utilisateur avec vos informations personnelles et modifiez les paramètres.
- Créez et gérez votre (vos) signature(s) par défaut.
- Retournez à la page du tableau de bord.
- Survolez le bouton Télécharger et créer et sélectionnez l'option nécessaire.
- Cliquez sur l'option Préparer et envoyer à côté du titre du document.
- Entrez l'adresse email et le nom de tous les signataires dans l'écran contextuel qui s'ouvre.
- Utilisez le menu Commencer à ajouter des champs pour commencer à modifier le fichier et à le signer vous-même.
- Cliquez sur ENREGISTRER ET INVITER lorsque vous avez terminé.
- Continuez à peaufiner votre flux de travail eSignature en utilisant des fonctionnalités avancées.
Comment ajouter une signature numérique à un PDF ? est une bonne question et airSlate SignNow en est la réponse. Obtenez les fonctionnalités que vous et votre équipe recherchez pour ravir vos clients et partenaires avec une meilleure façon de faire des affaires. Signez le premier contrat aujourd'hui !
How it works
What is the digital signature for a PDF?
A digital signature for a PDF is a secure and legally recognized way to sign documents electronically. It uses cryptographic techniques to ensure the authenticity and integrity of the signed document. Unlike traditional signatures, which can be easily forged, a digital signature provides a higher level of security by verifying the identity of the signer and ensuring that the document has not been altered after signing. This makes it an ideal choice for businesses and individuals looking to streamline their document workflows while maintaining compliance with legal standards.
Steps to complete the digital signature for a PDF
To add a digital signature to a PDF using airSlate SignNow, follow these straightforward steps:
- Log into your airSlate SignNow account.
- Upload the PDF document you wish to sign.
- Select the area in the document where you want to place your signature.
- Choose the option to create a new signature or select an existing one.
- Adjust the size and position of your signature as needed.
- Complete any additional fields required in the document.
- Save the signed PDF and share it securely with the intended recipients.
Legal use of the digital signature for a PDF
In the United States, digital signatures are legally recognized under the Electronic Signatures in Global and National Commerce (ESIGN) Act and the Uniform Electronic Transactions Act (UETA). These laws establish that electronic signatures carry the same weight and legal effect as traditional handwritten signatures. Businesses and individuals can confidently use digital signatures for contracts, agreements, and other legal documents, provided they follow the necessary procedures to ensure the signature's authenticity and integrity.
Security & Compliance Guidelines
When using digital signatures for PDFs, it is essential to adhere to security and compliance guidelines to protect sensitive information. Here are some key practices:
- Use a reputable eSignature platform like airSlate SignNow that complies with industry standards.
- Implement multi-factor authentication to verify the identity of signers.
- Ensure that all signed documents are stored securely and access is restricted to authorized personnel.
- Regularly audit your eSignature processes to ensure compliance with legal requirements.
Examples of using the digital signature for a PDF
Digital signatures can be applied in various scenarios, enhancing efficiency and security. Common examples include:
- Signing contracts for real estate transactions.
- Finalizing employment agreements and HR documents.
- Approving financial documents, such as invoices and purchase orders.
- Submitting legal documents to courts or government agencies.
Sending & Signing Methods (Web / Mobile / App)
airSlate SignNow offers flexible options for sending and signing PDFs, catering to different user preferences. You can:
- Access airSlate SignNow through a web browser on any device.
- Use the mobile app for iOS and Android to sign documents on the go.
- Send documents for signature via email directly from the platform.
- Integrate with other tools and applications for seamless workflows.
- Best ROI. Our customers achieve an average 7x ROI within the first six months.
- Scales with your use cases. From SMBs to mid-market, airSlate SignNow delivers results for businesses of all sizes.
- Intuitive UI and API. Sign and send documents from your apps in minutes.
Here is a list of the most common customer questions. If you can't find an answer to your question, please don't hesitate to reach out to us.
To add a digital signature to a PDF using airSlate SignNow, simply upload your document, select the 'Sign' option, and choose 'Add Signature.' You can then draw, type, or upload your signature. Once completed, save the document to finalize your digital signature.
airSlate SignNow offers a variety of features for adding digital signatures, including customizable signature fields, templates for frequently used documents, and the ability to sign on any device. These features make it easy to manage your signing process efficiently. This ensures that you can quickly learn how do I add a digital signature to PDF.
Yes, airSlate SignNow offers various pricing plans that include the ability to add digital signatures to PDFs. The plans are designed to be cost-effective, catering to businesses of all sizes. You can choose a plan that best fits your needs while learning how do I add a digital signature to PDF.
Absolutely! airSlate SignNow integrates seamlessly with various applications such as Google Drive, Dropbox, and Salesforce. This allows you to streamline your workflow and easily manage documents while figuring out how do I add a digital signature to PDF.
Using airSlate SignNow for digital signatures provides numerous benefits, including enhanced security, faster turnaround times, and improved document tracking. These advantages help businesses operate more efficiently and effectively. Understanding how do I add a digital signature to PDF can signNowly enhance your document management process.
Yes, airSlate SignNow is designed to be user-friendly, making it easy for anyone to add digital signatures to PDFs. The intuitive interface guides you through the process step-by-step. This simplicity ensures that you can quickly learn how do I add a digital signature to PDF without any technical expertise.
You can sign a wide range of documents digitally with airSlate SignNow, including contracts, agreements, and forms. The platform supports various file formats, ensuring flexibility in your document management. This versatility is essential when considering how do I add a digital signature to PDF.
airSlate SignNow is committed to protecting your sensitive information by complying with global industry-specific.

Toute votre entreprise gagne avec un logiciel de signature électronique. Générez une eSignature unique et augmentez vos flux de travail de documents.
1) Open the PDF file in signNow. 2) In the upper right-hand corner, click on Tools. 3) Select the option Certificates. 4) Navigate to the signature line ...
Open the PDF form that you want to fill out. 2. Choose Tools > Fill & Sign. 3. To fill or add text, click Add Text in the toolbar.
1. In signNow, open the PDF you would like to add the digital signature field. 2. Click the Tools tab and under Prepare Form, click Open.






