Delphi Examples

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Delphi Examples

Bounced Mail
Bz2
Character Encoding
CSV
DKIM / DomainKey
Digital Certificates
Digital Signatures
DH Key Exchange
DSA
Email
Email Object
FTP
HTML Conversion
HTTP
IMAP
Encryption
MHT / HTML Email
NTLM
POP3
RSA
S/MIME
SMTP
Socket
Spider
SFTP
SSH
SSH Key
SSH Tunnel
String
Tar
Upload
XML
XMP
Zip Compression

More Examples...
Amazon S3
Byte Array
FileAccess
RSS
Atom
Self-Extractor
Service
PPMD
Deflate
Bzip2
LZW

Type Conversion

 

Article: Understanding COM References in Delphi

Create .p7m digital signature for a file

Download Chilkat Crypt ActiveX

Create a .p7m digital signature for a PDF (works with any type of file).

// Create a .p7m digital signature for a PDF.
// Import the following ActiveX controls into Delphi:
// ChilkatCrypt, ChilkatUtil, ChilkatCert
// Then drop an instance of each of the following
// objects onto the form: ChilkatCrypt, CkData, ChilkatCert
procedure TForm1.Button1Click(Sender: TObject);
begin
       ChilkatCrypt1.UnlockComponent('UnlockCode');
       ChilkatCert1.LoadFromFile('matt.cer');
       ChilkatCrypt1.SetSigningCertificate(ChilkatCert1.DefaultInterface as CHILKATENCRYPTLib_TLB.IChilkatCert);
       CkData1.LoadBinary(ChilkatCrypt1.CreateSigFile2Var('sample.pdf'));
       CkData1.SaveToFile('sample.p7m');
end;

 

 

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