ImageGear v26.5 - Updated
ImageGear.Formats.Pdf Assembly / ImageGear.Formats.PDF Namespace / ImGearPDFDocument Class / SetNewSecurityData Method
The new security data object to set for document.




In This Topic
    SetNewSecurityData Method
    In This Topic
    This method sets the security data structure for the specified document's new security handler.
    Syntax
    'Declaration
     
    Public Sub SetNewSecurityData( _
       ByVal securityData As ImGearPDFSecurityData _
    ) 
    'Usage
     
    Dim instance As ImGearPDFDocument
    Dim securityData As ImGearPDFSecurityData
     
    instance.SetNewSecurityData(securityData)
    public void SetNewSecurityData( 
       ImGearPDFSecurityData securityData
    )
    public: void SetNewSecurityData( 
       ImGearPDFSecurityData* securityData
    ) 
    public:
    void SetNewSecurityData( 
       ImGearPDFSecurityData^ securityData
    ) 

    Parameters

    securityData
    The new security data object to set for document.
    Remarks

    The new security handler must have been previously set using SetNewCryptHandler.

    Checks the permissions associated with the specified document using the latest permissions format and determines whether the requested operation is allowed for the specified object in the document.

    Not all combinations of EncryptMethod, KeyLength and Revision of ImGearPDFSecurityData object are valid. An error is not returned for invalid combinations. Instead, a different valid combination is used to secure the PDF and a warning is added with ImGearErrorCodes.PDF_FAILURE code. The following combinations are valid:

    EncryptMethod Revision KeyLength
    ImGearPDFStdSecurityMethod.RC4_V2 ImGearPDFRevision.REVISION_3 5
    ImGearPDFStdSecurityMethod.RC4_V2 ImGearPDFRevision.REVISION_3 16
    ImGearPDFStdSecurityMethod.RC4_V2 ImGearPDFRevision.REVISION_4 16
    ImGearPDFStdSecurityMethod.AES_V2 ImGearPDFRevision.REVISION_4 16
    ImGearPDFStdSecurityMethod.AES_V3 ImGearPDFRevision.REVISION_5 32
    ImGearPDFStdSecurityMethod.AES_V3 ImGearPDFRevision.REVISION_6 32

    See Also