GroupDocs.Signature can authenticate the presence of specific signatures within a XLSX document. .NET developers can effortlessly enhance their applications by incorporating features provided by our solution.
// Initialize a Signature instance with the document
using (Signature signature = new Signature("input.xlsx"))
{
// Configure TextVerifyOptions to authenticate signatures containing specific text
TextVerifyOptions options = new TextVerifyOptions()
{
Text = "signature",
MatchType = TextMatchType.Contains
};
// Conduct a verification of the document’s signatures
VerificationResult result = signature.Verify(options);
// Analyze and interpret the results of the verification
if(result.IsValid)
{
Console.WriteLine($"\nDocument was verified successfully!");
foreach (TextSignature item in result.Succeeded)
{
Console.WriteLine($"\nValid signature is found with text: {item.Text}");
}
}
}
GroupDocs.Signature is a comprehensive solution designed to streamline document signing and authentication across widely used formats. It offers 7 signature types and full CRUD operations to ensure comprehensive protection and management of your document content.
Seamlessly apply customized digital signatures to any section of your documents. With support for text, image, barcode, metadata, stamp, and digital certificate signatures, GroupDocs.Signature for .NET ensures your documents meet corporate standards.
Easily manage the entire lifecycle of signatures within documents. Access, verify, update, or remove any signature as needed, ensuring your documents remain up-to-date and accurate.
Secure your sensitive documents by embedding digital certificates that prevent unauthorized alterations. Additionally, add hidden metadata to safeguard critical information and enforce content integrity.
Take advantage of document-specific signature types such as PDF stamps and Word watermarks. These tailored signatures are ideal for branding, watermarking, or compliance purposes, delivering a refined professional touch to your corporate documents.
using (Signature signature = new Signature("input.xlsx"))
{
// Configure the verification options to match barcodes with specific text criteria
BarcodeVerifyOptions options = new BarcodeVerifyOptions()
{
Text = "12345",
MatchType = TextMatchType.StartsWith
};
// Authenticate the signatures embedded in the document
VerificationResult result = signature.Verify(options);
// Present the outcomes of the authentication process
if (result.IsValid)
{
Console.WriteLine($"\nDocument was verified successfully!");
foreach (BarcodeSignature item in result.Succeeded)
{
Console.WriteLine($"\nValid signature is found with text: {item.Text}
and type: {item.EncodeType.TypeName}.");
}
}
}
Download GroupDocs.Signature for free or get a trial license for full access!
Explore documentation, code samples, and community support to enhance your experience.
Explore the extensive range of features and signature management operations available with GroupDocs.Signature, supporting full control over your document’s signature processes.
GroupDocs.Signature for .NET enables you to efficiently verify signatures across a wide range of document formats. Set customizable verification parameters to ensure document integrity and compliance.
