Electronic signatures and digital certificates allow to sign pdf document with eSign application. Note, the signed pdf document keeps signatures as supported document elements, such as text, labels, stickers, images, hidden metadata information and digital certificates that verifies document content. The pdf document signed with digital certificates could be verified for any changes of its content. If there were some changes made to signed document then verification process will detect it and certificates will be not valid. To add various electronic signatures, you need to select one or more pdf documents, then in application select one from the existing signature templates like Text Stamps, Images, Handwritten signatures, Barcode, QR Code or digital certificate to sign, drag the signatures across the document pages. The documents are stored in a secure storage. You can upload it from any platform, mobile or another device, on any Windows, MacOs, Linux or Android platform. We support any browser and provide generation of any digital signatures, metadata signatures or certificates. No registration is required. All files are processed on our servers so no additional plug-ins or software installations.
Protect document with digital signatures.
Support any document format as PDF, DOCX, XLSX, PPTX, RTF, ODS, OTS, ODP, JPEG, PNG, GIF, and many more!
Sign PDF documents with digital certificates and various electronic signatures.
Sign Microsoft and Open Office documents from browsers.
Generate Barcode, generate QR code and add them to your documents.
How to generate Code39 Barcode and add into Pdf Document?
Select Code39 Barcode type from the list on the left side.
Enter Code39 Barcode text in a central pane.
Check Code39 Barcode appearance in a preview pane on the right or press 'Generate' button.
Press the 'Download' button to save the generated Code39 Barcode image.
Press the 'Add to Document' button to apply Code39 Barcode to your Pdf document.
{"STEP1_PUTS":"1. Put signatures:","STEP2_SIGN":"2. Sign and download:","STEP3_EXIT":"Exit:","Sign_Bar_Name":"Barcodes","Sign_Bar_Title":"New Barcode","Sign_Dig_Name":"Digital Certificates (.pfx)","Sign_Dig_Title":"New digital signature","Sign_Hand_Name":"Handwritten signatures","Sign_Hand_Title":"","Sign_Image_Name":"Image signatures","Sign_Image_Title":"Add image signature","Sign_Qr_Name":"QR-codes","Sign_Qr_Title":"New QR-code","Sign_Stamp_Name":"Stamps","Sign_Stamp_Title":"","Sign_Text_Name":"Text signatures","Sign_Text_Title":"","ListPanel_Apply":"Apply","ListPanel_NoEntries":"There is no entries yet","Sign_Text_Default":"Signed","UI_Text_Click_Or_Drop":"Click [split] to open [file] [split] or drop it here","UI_Text_Certificate":"a certificate","UI_Text_Image":"an image","UI_Text_File":"a file","URL_SignDocument":"https://products.groupdocs.app/signature/sign/","URL_FileUpload":"https://products.groupdocs.app/api/signature/upload","URL_SignWithGeneratedImage":"https://products.groupdocs.app/api/signature/signwithgeneratedimage","URL_Total":"/signature/total","URL_Host":"http://products.groupdocs.app","MSG_FailedToUploadFile":"Failed to upload file. Reason:","MSG_SelectFileUpload":"Please select a file to upload.","MSG_SelectFileToSign":"Please select one file to sign.","MSG_UnsupportedType":"You are trying to upload file(s) of unsupported type: ","MSG_DropSelectFileToSign":"Drop or select your file to sign","MSG_Processing":"PROCESSING","AllowedExtensions":"\"doc\",\"docx\",\"docm\",\"dot\",\"dotm\",\"dotx\",\"odt\",\"ott\",\"rtf\",\"ppt\",\"pps\",\"pptx\",\"ppsx\",\"odp\",\"otp\",\"potx\",\"potm\",\"pptm\",\"ppsm\",\"pdf\",\"xlsx\",\"ods\",\"ots\",\"xls\",\"xlsb\",\"xlsm\",\"xltm\",\"xltx\",\"csv\",\"bmp\",\"gif\",\"jpg\",\"jpeg\",\"png\",\"svg\",\"tif\",\"tiff\",\"webp\",\"wmf\",\"cdr\",\"cmx\"","ImageExtensions":".bmp,.gif,.jpg,.jpeg,.png,.webp","CertificateExtensions":".pfx","Sign_Bar_Panel_Tooltip":"Add Barcode","Sign_Dig_Panel_Tooltip":"Protect with digital certificate","Sign_Hand_Panel_Tooltip":"Add handwritten signature","Sign_Image_Panel_Tooltip":"Add Image signature","Sign_Qr_Panel_Tooltip":"Add QR-code","Sign_Stamp_Panel_Tooltip":"Add Stamp","Sign_Text_Panel_Tooltip":"Add Text signature","Sign_Add_New_Tooltip":"Create new signature","Sign_Drag_Tooltip":"Drag me to the page or click","Tutorial_Tooltip":"Tutorial","STEP2_SIGN_Tooltip":"Sign document and download result","STEP3_EXIT_Tooltip":"Close editor","Sign_Hand_Color":"Color","Sign_Hand_Width":"Width"}
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Generate {0}Barcode and add to <a onclick='gaEventBarGenSelectDocType("pdf");' target='_blank' rel='noindex nofollow' href='/signature/generate/barcode/pdf'>PDF</a>, <a onclick='gaEventBarGenSelectDocType("docx");' target='_blank' rel='noindex nofollow' href='/signature/generate/barcode/docx'>DOCX</a>, <a onclick='gaEventBarGenSelectDocType("xlsx");' target='_blank' rel='noindex nofollow' href='/signature/generate/barcode/xlsx'>XLSX</a>, <a onclick='gaEventBarGenSelectDocType("pptx");' target='_blank' rel='noindex nofollow' href='/signature/generate/barcode/pptx'>PPTX</a>, <a onclick='gaEventBarGenSelectDocType("png");' target='_blank' rel='noindex nofollow' href='/signature/generate/barcode/png'>PNG</a> files for free. There are many more supported document formats.
How to generate {0}Barcode and add into Pdf Document?
Select {0}Barcode type from the list on the left side.
Enter {0}Barcode text in a central pane.
Check {0}Barcode appearance in a preview pane on the right or press 'Generate' button.
Press the 'Download' button to save the generated {0}Barcode image.
Press the 'Add to Document' button to apply {0}Barcode to your Pdf document.
FAQ (Frequently Asked Question)
❓ How to generate Code39 barcode?
Barcode generation requires the selection of the Barcode Type and Text to decode into the barcode representation. Once these values are selected the barcode image will be generated automatically with the ability to download or put the generated barcode to the Pdf document.
❓ How is Code39 barcode generated?
The Code39 barcode is generated by software based on the barcode type Code39 and text. The barcode type Code39 defines the algorithm to encode barcode text into image representation and decode this image back to text. The barcode type Code39 also specifies the limited character set that is supported this barcode.
❓ How to scan Code39 barcode?
The barcode Code39 can be scanned and decoded to text using GroupDocs.Signature software. When an uploaded Pdf document or image contains a barcode the software detects its type and returns text.
