1. Precise cutout for PDF electronic signature

1. Open the PDF document and select "Sign Document" in the "Signature" option.

2. When the following dialog box appears, you can check the small box and stop displaying the prompt information. After clicking Confirm, you can draw a small box where you want your electronic signature to be placed.

3. Please fill in the digital information and add relevant information as shown below. The names of institutions, departments and organizations under ASCII cannot be filled in in Chinese, but the Chinese names and institutions can be filled in on the right side.

4. The next step is to fill in the numerical information and add relevant information according to the example below. The name, organizational department, organization name, etc. under ASCII cannot be filled in in Chinese, but the Chinese name, organization, etc. can be filled in on the right.

5. Next, select the storage location and add the password used to sign the document. You can set it however you like, no less than six characters.

6. PDF electronic signature can be achieved after completion.

The role of pdf files:

Portable Document Format is an electronic file format. This file format has nothing to do with the operating system platform, that is to say, PDF files are universal regardless of whether they are Windows, Unix or Apple's Mac OS operating system.

This feature makes it an ideal document format for electronic document distribution and digital information dissemination on the Internet. More and more e-books, product descriptions, company announcements, online materials, and emails are beginning to use PDF format files.

2. How to extract the electronic signature from the PDF file and convert it to PDF format

The steps to extract the electronic signature from the PDF file and convert it to PDF format are as follows:

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1. To extract the signature from the pdf file, we can use the screenshot tool to cut it off.

2. If the signature is added to the image file, we can use "Quick PDF Editor" to open the file and click the "Edit" button.

3. At this point, we can click to sign. If it is a picture, a blue border of the signature will appear.

4. Then right-click the signature and select the image to save.

5. Then, the electronic signature in the PDF file can be extracted and converted into PDF format.

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From the definition of electronic signature, we can see the two basic functions of electronic signature:

(1) Identify the signer.

(2) Indicate the signer’s approval of the content. Electronic signatures: Technical neutrality is fully considered when defining electronic signatures in law. The regulations on electronic signatures are extracted based on the basic functions of signatures. It is believed that any electronic technical means that meets the basic functions of a signature can be considered an electronic signature. It can be seen from the definitions of electronic signatures and digital signatures that they are different: electronic signatures are proposed from a legal perspective and are technology-neutral. Any electronic technical means that meets the basic functions of a signature can be called an electronic signature; Digital signatures are proposed from a technical perspective and require the use of cryptographic technology. The main purpose is to confirm the source and integrity of the data unit.

3. How to set up an electronic signature, how to set up an electronic signature for pdf

First, install the Acrobat Reader DC program on your computer. The steps to set up an electronic signature on a PDF document are as follows:

1. Open the PDF document with the Acrobat Reader DC program.

2. Find "Fill and Sign" on the right side of the opened document and click to open.

3. After opening "Fill and Sign", a line of menu will be added to the menu bar above the document, select "Signature", and select "Add Signature" or "Add Initial Signature" as needed.

4. A text box for adding a signature will pop up. Select "Input" (printed) or "Draw" (handwritten) or "Image" (picture) according to actual needs. After completing the input, click "Apply".

5. Drag and drop the electronic signature to the desired location.

4. How to sign an electronic PDF file

If you want to add a signature to a PDF file, you need to use the xunjiepdf editor. First, use the PDF editor to add a signature to the PDF file. Open the file, then click the document button and find the signature and initials. At this time, there will be preset signatures to choose from. We can also click Manage to add a new signature.

5. Please tell me how to make a PDF electronic signature seal

Please tell me how to make a PDF electronic signature seal as follows:

1. First of all, I use Adobe Reader XI Simplified Chinese version, also version 11.0, is very simple:

2. Write the text you want to sign on the white paper, take a photo with your mobile phone or camera, and use the close-up photo mode without other content.

3. Then open the PDF file that needs to be signed. The third item in the ribbon in the upper left corner of the reader is "Signature...". After clicking, a signature dialog box will appear on the right.

4. Click "Place Signature" in the signature dialog box, select "Use Image" in the pop-up dialog box, and select the photo of your signature. The effect will appear below. If you can accept it, click "Accept".

5. Then click "Place Signature", move the mouse to the PDF file, you will see the signature, place it where you need, click the mouse to place it. You can also click on the signature to resize it and save it when finished.

6. How to sign in a PDF file

First we need to click on the document button, select signature and abbreviation in the directory, click on the signature and abbreviation button we can see that there is no The default signature is inside, so we click Manage.

After clicking the management button, a menu for managing signatures and abbreviations will pop up. Here we can choose to import from a folder or draw the signature ourselves, choosing according to personal needs. Here we click Import from file.

After clicking Import from file, a file box will pop up. We select the signature file we need to add in the file box, and then click the Open button. After clicking the Open button, the edit signature/fill in information window will pop up.

In this window we need to set the signature name. In this window we can also choose to set the signature password, so that this signature can only be used by the person who set the password, which greatly improves security. After everything is set up, we click the Document button, and then click Signature and Initials in the menu. At this time we find that the signature we just set appears, and we click Sign.

The signature is now added. Tools used: Swift PDF Editor.