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<PRONOM-Report xmlns="http://pronom.nationalarchives.gov.uk">
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    <FileFormat>
      <FormatID>1675</FormatID>
      <FormatName>Adobe Content Server Message File</FormatName>
      <FormatVersion>
      </FormatVersion>
      <FormatAliases>
      </FormatAliases>
      <FormatFamilies>
      </FormatFamilies>
      <FormatTypes>Text (Mark-up)</FormatTypes>
      <FormatDisclosure>
      </FormatDisclosure>
      <FormatDescription>Adobe Content Server Message files are used to manage and download digital content, mostly ebooks, via Adobe Digital Editions. 
The .acsm file is essentially a 'key' to allow the download of purchased content.</FormatDescription>
      <BinaryFileFormat>
      </BinaryFileFormat>
      <ByteOrders>
      </ByteOrders>
      <ReleaseDate>
      </ReleaseDate>
      <WithdrawnDate>
      </WithdrawnDate>
      <ProvenanceSourceID>184</ProvenanceSourceID>
      <ProvenanceName>British Library / British Library</ProvenanceName>
      <ProvenanceSourceDate>15 Jan 2016</ProvenanceSourceDate>
      <ProvenanceDescription>
      </ProvenanceDescription>
      <LastUpdatedDate>15 Jan 2016</LastUpdatedDate>
      <FormatNote>
      </FormatNote>
      <FormatRisk>
      </FormatRisk>
      <TechnicalEnvironment>
      </TechnicalEnvironment>
      <FileFormatIdentifier>
        <Identifier>application/vnd.adobe.adept+xml</Identifier>
        <IdentifierType>MIME</IdentifierType>
      </FileFormatIdentifier>
      <FileFormatIdentifier>
        <Identifier>fmt/871</Identifier>
        <IdentifierType>PUID</IdentifierType>
      </FileFormatIdentifier>
      <Developers>
        <DeveloperID>7</DeveloperID>
        <DeveloperName>
        </DeveloperName>
        <OrganisationName>Adobe Systems Incorporated</OrganisationName>
        <DeveloperCompoundName>Adobe Systems Incorporated</DeveloperCompoundName>
      </Developers>
      <Support>
        <SupportID>7</SupportID>
        <SupportName>
        </SupportName>
        <OrganisationName>Adobe Systems Incorporated</OrganisationName>
        <SupportCompoundName>Adobe Systems Incorporated</SupportCompoundName>
      </Support>
      <ExternalSignature>
        <ExternalSignatureID>1794</ExternalSignatureID>
        <Signature>acsm</Signature>
        <SignatureType>File extension</SignatureType>
      </ExternalSignature>
      <InternalSignature>
        <SignatureID>1230</SignatureID>
        <SignatureName>Adobe Content Server Message</SignatureName>
        <SignatureNote>We're seeking a sequence of Mark Up tags:
&lt;fulfillmentToken fulfillmentType {5-64} xmlns="http://ns.adobe.com/adept" {3-64} &lt;distributor {3-128} &lt;operatorURL {3-128} 

&lt;transaction {3-64} &lt;expiration {3-64} &lt;resourceItemInfo {3-512} &lt;metadata {16-2048} &lt;licenseToken</SignatureNote>
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          <ByteSequenceID>1502</ByteSequenceID>
          <PositionType>Absolute from BOF</PositionType>
          <Offset>0</Offset>
          <MaxOffset>0</MaxOffset>
          <IndirectOffsetLocation>
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          <Endianness>
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          <ByteSequenceValue>3C66756C66696C6C6D656E74546F6B656E2066756C66696C6C6D656E7454797065{5-64}786D6C6E733D22687474703A2F2F6E732E61646F62652E636F6D2F616465707422{3-64}3C6469737472696275746F72{3-128}3C6F70657261746F7255524C{3-64}3C7472616E73616374696F6E{3-64}3C65787069726174696F6E{3-512}3C6D65746164617461{16-2048}3C6C6963656E7365546F6B656E</ByteSequenceValue>
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      </InternalSignature>
    </FileFormat>
    <SearchCriteria>Criteria</SearchCriteria>
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</PRONOM-Report>
