[Gupta]

Here is Black Box Script Supporting Maked Data Compression 2.5.1
You can find Maked Data Compression 2.5.1 here

Use Routune MaskedExt(PctOfTotal:double; InName, OutPath,Password:AnsiString) For Extraction where {
PCtofToal is the part of total percentage u want to assigned to that particular file
Note := Total Sum of all MaskedExt's PctofTotal should be hundred;
InName is The Name of the File u want to extract Example- ExpandConstant('{src}\data1.bin')
outPath is the destination folder Example - ExpandConstant('{app}')
Password is the password of ur file

Example
MaskedExt(100,ExpandConstand('{src}\myfilename'),E xpandConstant('{app}'),YourPassword);
}