Examples of PDStandardEncryption

org.apache.pdfbox.pdmodel.encryption.PDStandardEncryption
This class holds information that is related to the standard PDF encryption. See PDF Reference 1.4 section "3.5 Encryption" @author Ben Litchfield @version $Revision: 1.7 $ @deprecated Made deprecated by the new security layer of PDFBox. Use SecurityHandlers instead.
org.pdfbox.pdmodel.encryption.PDStandardEncryption
This class holds information that is related to the standard PDF encryption. See PDF Reference 1.4 section "3.5 Encryption" @author Ben Litchfield @version $Revision: 1.7 $ @deprecated Made deprecated by the new security layer of PDFBox. Use SecurityHandlers instead.

Examples of org.apache.pdfbox.pdmodel.encryption.PDStandardEncryption

        }
        if( userPassword == null )
        {
            userPassword = "";
        }
        PDStandardEncryption encParameters = (PDStandardEncryption)pdDocument.getEncryptionDictionary();
        int permissionInt = encParameters.getPermissions();
        int revision = encParameters.getRevision();
        int length = encParameters.getLength()/8;
        COSArray idArray = document.getDocumentID();


        //check if the document has an id yet.  If it does not then
        //generate one
        if( idArray == null || idArray.size() < 2 )
        {
            idArray = new COSArray();
            try
            {
                MessageDigest md = MessageDigest.getInstance( "MD5" );
                BigInteger time = BigInteger.valueOf( System.currentTimeMillis() );
                md.update( time.toByteArray() );
                md.update( ownerPassword.getBytes("ISO-8859-1") );
                md.update( userPassword.getBytes("ISO-8859-1") );
                md.update( document.toString().getBytes() );
                byte[] id = md.digest( this.toString().getBytes("ISO-8859-1") );
                COSString idString = new COSString();
                idString.append( id );
                idArray.add( idString );
                idArray.add( idString );
                document.setDocumentID( idArray );
            }
            catch( NoSuchAlgorithmException e )
            {
                throw new CryptographyException( e );
            }


        }
        COSString id = (COSString)idArray.getObject( 0 );
        encryption = new PDFEncryption();


        byte[] o = encryption.computeOwnerPassword(
            ownerPassword.getBytes("ISO-8859-1"),
            userPassword.getBytes("ISO-8859-1"), revision, length);


        byte[] u = encryption.computeUserPassword(
            userPassword.getBytes("ISO-8859-1"),
            o, permissionInt, id.getBytes(), revision, length);


        encryptionKey = encryption.computeEncryptedKey(
            userPassword.getBytes("ISO-8859-1"), o, permissionInt, id.getBytes(), revision, length);


        encParameters.setOwnerKey( o );
        encParameters.setUserKey( u );


        document.setEncryptionDictionary( encParameters.getCOSDictionary() );
    }

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Examples of org.apache.pdfbox.pdmodel.encryption.PDStandardEncryption

        if( password == null )
        {
            password = "";
        }


        PDStandardEncryption encParameters = (PDStandardEncryption)pdDocument.getEncryptionDictionary();




        int permissions = encParameters.getPermissions();
        int revision = encParameters.getRevision();
        int length = encParameters.getLength()/8;


        COSString id = (COSString)document.getDocumentID().getObject( 0 );
        byte[] u = encParameters.getUserKey();
        byte[] o = encParameters.getOwnerKey();


        boolean isUserPassword =
            encryption.isUserPassword( password.getBytes("ISO-8859-1"), u,
                o, permissions, id.getBytes(), revision, length );
        boolean isOwnerPassword =

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Examples of org.apache.pdfbox.pdmodel.encryption.PDStandardEncryption

        }
        if( userPassword == null )
        {
            userPassword = "";
        }
        PDStandardEncryption encParameters = (PDStandardEncryption)pdDocument.getEncryptionDictionary();
        int permissionInt = encParameters.getPermissions();
        int revision = encParameters.getRevision();
        int length = encParameters.getLength()/8;
        COSArray idArray = document.getDocumentID();


        //check if the document has an id yet.  If it does not then
        //generate one
        if( idArray == null || idArray.size() < 2 )
        {
            idArray = new COSArray();
            try
            {
                MessageDigest md = MessageDigest.getInstance( "MD5" );
                BigInteger time = BigInteger.valueOf( System.currentTimeMillis() );
                md.update( time.toByteArray() );
                md.update( ownerPassword.getBytes("ISO-8859-1") );
                md.update( userPassword.getBytes("ISO-8859-1") );
                md.update( document.toString().getBytes() );
                byte[] id = md.digest( this.toString().getBytes("ISO-8859-1") );
                COSString idString = new COSString();
                idString.append( id );
                idArray.add( idString );
                idArray.add( idString );
                document.setDocumentID( idArray );
            }
            catch( NoSuchAlgorithmException e )
            {
                throw new CryptographyException( e );
            }


        }
        COSString id = (COSString)idArray.getObject( 0 );
        encryption = new PDFEncryption();


        byte[] o = encryption.computeOwnerPassword(
            ownerPassword.getBytes("ISO-8859-1"),
            userPassword.getBytes("ISO-8859-1"), revision, length);


        byte[] u = encryption.computeUserPassword(
            userPassword.getBytes("ISO-8859-1"),
            o, permissionInt, id.getBytes(), revision, length);


        encryptionKey = encryption.computeEncryptedKey(
            userPassword.getBytes("ISO-8859-1"), o, permissionInt, id.getBytes(), revision, length);


        encParameters.setOwnerKey( o );
        encParameters.setUserKey( u );


        document.setEncryptionDictionary( encParameters.getCOSDictionary() );
    }

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Examples of org.apache.pdfbox.pdmodel.encryption.PDStandardEncryption

        if( password == null )
        {
            password = "";
        }


        PDStandardEncryption encParameters = (PDStandardEncryption)pdDocument.getEncryptionDictionary();


        int permissions = encParameters.getPermissions();
        int revision = encParameters.getRevision();
        int length = encParameters.getLength()/8;


        COSString id = (COSString)document.getDocumentID().getObject( 0 );
        byte[] u = encParameters.getUserKey();
        byte[] o = encParameters.getOwnerKey();


        boolean isUserPassword =
            encryption.isUserPassword( password.getBytes("ISO-8859-1"), u,
                o, permissions, id.getBytes(), revision, length );
        boolean isOwnerPassword =

View Full Code Here

Examples of org.apache.pdfbox.pdmodel.encryption.PDStandardEncryption

        }
        if( userPassword == null )
        {
            userPassword = "";
        }
        PDStandardEncryption encParameters = (PDStandardEncryption)pdDocument.getEncryptionDictionary();
        int permissionInt = encParameters.getPermissions();
        int revision = encParameters.getRevision();
        int length = encParameters.getLength()/8;
        COSArray idArray = document.getDocumentID();


        //check if the document has an id yet.  If it does not then
        //generate one
        if( idArray == null || idArray.size() < 2 )
        {
            idArray = new COSArray();
            try
            {
                MessageDigest md = MessageDigest.getInstance( "MD5" );
                BigInteger time = BigInteger.valueOf( System.currentTimeMillis() );
                md.update( time.toByteArray() );
                md.update( ownerPassword.getBytes() );
                md.update( userPassword.getBytes() );
                md.update( document.toString().getBytes() );
                byte[] id = md.digest( this.toString().getBytes() );
                COSString idString = new COSString();
                idString.append( id );
                idArray.add( idString );
                idArray.add( idString );
                document.setDocumentID( idArray );
            }
            catch( NoSuchAlgorithmException e )
            {
                throw new CryptographyException( e );
            }


        }
        COSString id = (COSString)idArray.getObject( 0 );
        encryption = new PDFEncryption();


        byte[] o = encryption.computeOwnerPassword(
            ownerPassword.getBytes("ISO-8859-1"),
            userPassword.getBytes("ISO-8859-1"), revision, length);


        byte[] u = encryption.computeUserPassword(
            userPassword.getBytes("ISO-8859-1"),
            o, permissionInt, id.getBytes(), revision, length);


        encryptionKey = encryption.computeEncryptedKey(
            userPassword.getBytes("ISO-8859-1"), o, permissionInt, id.getBytes(), revision, length);


        encParameters.setOwnerKey( o );
        encParameters.setUserKey( u );


        document.setEncryptionDictionary( encParameters.getCOSDictionary() );
    }

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Examples of org.apache.pdfbox.pdmodel.encryption.PDStandardEncryption

        if( password == null )
        {
            password = "";
        }


        PDStandardEncryption encParameters = (PDStandardEncryption)pdDocument.getEncryptionDictionary();




        int permissions = encParameters.getPermissions();
        int revision = encParameters.getRevision();
        int length = encParameters.getLength()/8;


        COSString id = (COSString)document.getDocumentID().getObject( 0 );
        byte[] u = encParameters.getUserKey();
        byte[] o = encParameters.getOwnerKey();


        boolean isUserPassword =
            encryption.isUserPassword( password.getBytes(), u,
                o, permissions, id.getBytes(), revision, length );
        boolean isOwnerPassword =

View Full Code Here

Examples of org.apache.pdfbox.pdmodel.encryption.PDStandardEncryption

        }
        if( userPassword == null )
        {
            userPassword = "";
        }
        PDStandardEncryption encParameters = (PDStandardEncryption)pdDocument.getEncryptionDictionary();
        int permissionInt = encParameters.getPermissions();
        int revision = encParameters.getRevision();
        int length = encParameters.getLength()/8;
        COSArray idArray = document.getDocumentID();


        //check if the document has an id yet.  If it does not then
        //generate one
        if( idArray == null || idArray.size() < 2 )
        {
            idArray = new COSArray();
            try
            {
                MessageDigest md = MessageDigest.getInstance( "MD5" );
                BigInteger time = BigInteger.valueOf( System.currentTimeMillis() );
                md.update( time.toByteArray() );
                md.update( ownerPassword.getBytes() );
                md.update( userPassword.getBytes() );
                md.update( document.toString().getBytes() );
                byte[] id = md.digest( this.toString().getBytes() );
                COSString idString = new COSString();
                idString.append( id );
                idArray.add( idString );
                idArray.add( idString );
                document.setDocumentID( idArray );
            }
            catch( NoSuchAlgorithmException e )
            {
                throw new CryptographyException( e );
            }


        }
        COSString id = (COSString)idArray.getObject( 0 );
        encryption = new PDFEncryption();


        byte[] o = encryption.computeOwnerPassword(
            ownerPassword.getBytes("ISO-8859-1"),
            userPassword.getBytes("ISO-8859-1"), revision, length);


        byte[] u = encryption.computeUserPassword(
            userPassword.getBytes("ISO-8859-1"),
            o, permissionInt, id.getBytes(), revision, length);


        encryptionKey = encryption.computeEncryptedKey(
            userPassword.getBytes("ISO-8859-1"), o, permissionInt, id.getBytes(), revision, length);


        encParameters.setOwnerKey( o );
        encParameters.setUserKey( u );


        document.setEncryptionDictionary( encParameters.getCOSDictionary() );
    }

View Full Code Here

Examples of org.apache.pdfbox.pdmodel.encryption.PDStandardEncryption

        if( password == null )
        {
            password = "";
        }


        PDStandardEncryption encParameters = (PDStandardEncryption)pdDocument.getEncryptionDictionary();




        int permissions = encParameters.getPermissions();
        int revision = encParameters.getRevision();
        int length = encParameters.getLength()/8;


        COSString id = (COSString)document.getDocumentID().getObject( 0 );
        byte[] u = encParameters.getUserKey();
        byte[] o = encParameters.getOwnerKey();


        boolean isUserPassword =
            encryption.isUserPassword( password.getBytes(), u,
                o, permissions, id.getBytes(), revision, length );
        boolean isOwnerPassword =

View Full Code Here

Examples of org.pdfbox.pdmodel.encryption.PDStandardEncryption

        }
        if( userPassword == null )
        {
            userPassword = "";
        }
        PDStandardEncryption encParameters = (PDStandardEncryption)pdDocument.getEncryptionDictionary();
        int permissionInt = encParameters.getPermissions();
        int revision = encParameters.getRevision();
        int length = encParameters.getLength()/8;
        COSArray idArray = document.getDocumentID();


        //check if the document has an id yet.  If it does not then
        //generate one
        if( idArray == null || idArray.size() < 2 )
        {
            idArray = new COSArray();
            try
            {
                MessageDigest md = MessageDigest.getInstance( "MD5" );
                BigInteger time = BigInteger.valueOf( System.currentTimeMillis() );
                md.update( time.toByteArray() );
                md.update( ownerPassword.getBytes() );
                md.update( userPassword.getBytes() );
                md.update( document.toString().getBytes() );
                byte[] id = md.digest( this.toString().getBytes() );
                COSString idString = new COSString();
                idString.append( id );
                idArray.add( idString );
                idArray.add( idString );
                document.setDocumentID( idArray );
            }
            catch( NoSuchAlgorithmException e )
            {
                throw new CryptographyException( e );
            }


        }
        COSString id = (COSString)idArray.getObject( 0 );
        encryption = new PDFEncryption();


        byte[] o = encryption.computeOwnerPassword(
            ownerPassword.getBytes("ISO-8859-1"),
            userPassword.getBytes("ISO-8859-1"), revision, length);


        byte[] u = encryption.computeUserPassword(
            userPassword.getBytes("ISO-8859-1"),
            o, permissionInt, id.getBytes(), revision, length);


        encryptionKey = encryption.computeEncryptedKey(
            userPassword.getBytes("ISO-8859-1"), o, permissionInt, id.getBytes(), revision, length);


        encParameters.setOwnerKey( o );
        encParameters.setUserKey( u );
        
        document.setEncryptionDictionary( encParameters.getCOSDictionary() );
    }

View Full Code Here

Examples of org.pdfbox.pdmodel.encryption.PDStandardEncryption

        if( password == null )
        {
            password = "";
        }


        PDStandardEncryption encParameters = (PDStandardEncryption)pdDocument.getEncryptionDictionary();




        int permissions = encParameters.getPermissions();
        int revision = encParameters.getRevision();
        int length = encParameters.getLength()/8;


        COSString id = (COSString)document.getDocumentID().getObject( 0 );
        byte[] u = encParameters.getUserKey();
        byte[] o = encParameters.getOwnerKey();


        boolean isUserPassword =
            encryption.isUserPassword( password.getBytes(), u,
                o, permissions, id.getBytes(), revision, length );
        boolean isOwnerPassword =

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