Symbian3/PDK/Source/GUID-5F38F219-B22D-42E6-973A-B4DBBC5984F8.dita
author Dominic Pinkman <dominic.pinkman@nokia.com>
Fri, 16 Jul 2010 17:23:46 +0100
changeset 12 80ef3a206772
parent 9 59758314f811
child 14 578be2adaf3e
permissions -rw-r--r--
Week 28 contribution of PDK documentation content. See release notes for details. Fixes bugs Bug 1897, Bug 344, Bug 2681, Bug 463, Bug 1522.
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->
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<!-- This component and the accompanying materials are made available under the terms of the License 
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"Eclipse Public License v1.0" which accompanies this distribution, 
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and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". -->
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<!-- Initial Contributors:
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    Nokia Corporation - initial contribution.
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Contributors: 
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-->
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<!DOCTYPE concept
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  PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
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<concept id="GUID-5F38F219-B22D-42E6-973A-B4DBBC5984F8" xml:lang="en"><title>Digital
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rights management</title><prolog><metadata><keywords/></metadata></prolog><conbody>
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<p>Digital rights management (DRM) is a technology used to protect different
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types of media (for example, audio, video and images) against illegal copying,
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and control the distribution of the media. There are several widely used DRM
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standards, of which the following are supported by devices based on the Symbian
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platform: </p>
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<ul>
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<li><p><xref href="GUID-33995A5A-AF4F-49AC-8AD9-BBE9E3589276.dita">OMA
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DRM </xref></p></li>
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<li><p><xref href="GUID-9B0D53E6-FC65-4455-A6D1-77AF871BC2E7.dita">WMDRM</xref></p>
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</li>
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</ul>
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<p>If your application deals with multimedia content, apply DRM technology
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to control access to the content. For more information, see <xref href="GUID-A7862778-D52F-4747-8642-3F16A7C65BB7.dita">DRM-protected
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multimedia</xref> and <xref href="GUID-C29F822D-640C-47F0-89C3-92D17DA31D49.dita">Playing
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DRM-protected audio content</xref>.</p>
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<p>The following figure illustrates the general principle of DRM content
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authoring.</p>
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80ef3a206772 Week 28 contribution of PDK documentation content. See release notes for details. Fixes bugs Bug 1897, Bug 344, Bug 2681, Bug 463, Bug 1522.
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<fig id="GUID-266E6511-AC88-465C-BF88-5F3A608FE4BE"><title>Concept of Digital Rights Management</title><image href="GUID-3F4604B8-9154-4C98-BB6A-D3633C639F2B_d0e171785_href.png"/></fig>
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<p>The application itself can be DRM-protected. Use the <xref format="html" href="specs/guides/DRM_License_Checker_API_Specification/DRM_License_Checker_API_Specification.html" scope="external">DRM
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License Checker API</xref> to DRM-protect data files and skins in your
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application. To install a protected application, you must have a valid license.
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Vital application data can also be protected through encryption. Note that
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DRM License Checker API requires the <codeph>DRM</codeph> <xref href="GUID-6971B0A2-F79B-4E05-8AF3-BB1FC1932A22.dita">capability</xref>.</p>
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</conbody></concept>