C#

Digital Signatures Examples for C#

• Add S/MIME Signature using PFX
• Verify S/MIME Signature
• Create PKCS7 Attached/Opaque Signature (S/MIME)
• Verify and Unwrap PCKS7 Signed MIME
• A3/A4 Certificate to Create and Verify an Opaque PKCS7/CMS Signature
• AddDetachedSignaturePk
• ConvertToSignedPk
• Decrypt2
• PKCS7 Decrypt Using .pfx or .p12 File
• Extract PKCS7 from MIME and Decrypt
• PKCS7 Decrypt MIME
• PKCS7 Encrypt MIME
• PKCS7 Encrypt using Multiple Certificates
• Create P7M Using Pre-Installed Windows Certificate
• Create and Verify an Opaque PKCS7/CMS Signature
• Sign Email using RSASSA-PSS with SHA256
• RSASSA-PSS Sign String to Create Base64 PCKS7 Signature
• RSASSA-PSS Sign Binary Data
• Verify Opaque Signature and Retrieve Signing Certificates
• Create CAdES-BES .p7m for FatturaPA XML Invoice
• P7S - Access Signature Information (date/time, certificate used, etc.)
• Create CAdES-BES .p7m using Smart Card or USB Token
• Sign Manifest File to Generate a Passbook .pkpass file
• Validate a .pkpass Archive
• Extract XML File from a .p7m (e.g. FATTURA ELETTRONICA, ITALY)
• Extract XML string from a .p7m byte array (e.g. FATTURA ELETTRONICA, ITALY)
• FatturaPA XML Invoice Sign+Encrypt to P7M
• PKCS7 Sign Text using RSA 2048, SHA256, Base64 Output
• Extract XML from FatturaPA .p7m
• Verify a .p7m and get Algorithm Information
• Sign a Byte Array to Create a Detached Signature in a Byte Array
• Sign a Byte Array to Create an Opaque Signature in a Byte Array
• Create CMS Signed File (PDF) with Multiple Signing Certificates
• Verify a CAdES-BES Signature and Examine Signature Contents
• CoSign PKCS7/CMS Signed Data
• Create PEM-encoded PKCS#7 Detached Signature