<?xml version="1.0" encoding="utf-8"?>
<PRONOM-Report xmlns="http://pronom.nationalarchives.gov.uk">
  <report_format_detail>
    <FileFormat>
      <FormatID>1018</FormatID>
      <FormatName>Internet Message Format</FormatName>
      <FormatVersion>
      </FormatVersion>
      <FormatAliases>
      </FormatAliases>
      <FormatFamilies>
      </FormatFamilies>
      <FormatTypes>Email</FormatTypes>
      <FormatDisclosure>Full</FormatDisclosure>
      <FormatDescription>Defined in RFC5322 the Internet Message Format provides a syntax for text messages that  are sent  among computer  users, within the framework of "electronic mail". Consisting of header fields and an optional body, encoded using ASCII characters. The Internet Message Format (*.eml) is a format used by numerous email systems. The format does not prevent the use of alternative formats for storage of electronic mail on those systems.</FormatDescription>
      <BinaryFileFormat>
      </BinaryFileFormat>
      <ByteOrders>
      </ByteOrders>
      <ReleaseDate>
      </ReleaseDate>
      <WithdrawnDate>
      </WithdrawnDate>
      <ProvenanceSourceID>1</ProvenanceSourceID>
      <ProvenanceName>Digital Preservation Department / The National Archives</ProvenanceName>
      <ProvenanceSourceDate>22 Jul 2010</ProvenanceSourceDate>
      <ProvenanceDescription>
      </ProvenanceDescription>
      <LastUpdatedDate>23 Jul 2010</LastUpdatedDate>
      <FormatNote>
      </FormatNote>
      <FormatRisk>
      </FormatRisk>
      <TechnicalEnvironment>
      </TechnicalEnvironment>
      <FileFormatIdentifier>
        <Identifier>fmt/278</Identifier>
        <IdentifierType>PUID</IdentifierType>
      </FileFormatIdentifier>
      <FileFormatIdentifier>
        <Identifier>message/rfc822</Identifier>
        <IdentifierType>MIME</IdentifierType>
      </FileFormatIdentifier>
      <ExternalSignature>
        <ExternalSignatureID>1000</ExternalSignatureID>
        <Signature>eml</Signature>
        <SignatureType>File extension</SignatureType>
      </ExternalSignature>
      <InternalSignature>
        <SignatureID>293</SignatureID>
        <SignatureName>Outlook Express Mail Message</SignatureName>
        <SignatureNote>Version of ARPA Internet Text Message. ASCII Characters, X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3350 and including the two CRLF that terminate the line in the eml header. Signature may be too prescriptive and will need improving with more eml format testing.</SignatureNote>
        <ByteSequence>
          <ByteSequenceID>392</ByteSequenceID>
          <PositionType>Absolute from BOF</PositionType>
          <Offset>0</Offset>
          <MaxOffset>1024</MaxOffset>
          <IndirectOffsetLocation>
          </IndirectOffsetLocation>
          <IndirectOffsetLength>
          </IndirectOffsetLength>
          <Endianness>
          </Endianness>
          <ByteSequenceValue>0D0A582D4D696D654F4C453A2050726F6475636564204279204D6963726F736F6674204D696D654F4C452056362E30302E{4}2E{4}0D0A</ByteSequenceValue>
        </ByteSequence>
      </InternalSignature>
      <InternalSignature>
        <SignatureID>294</SignatureID>
        <SignatureName>Emailchemy RFC2822</SignatureName>
        <SignatureNote>Signature to identify RFC2822 standard messages output from Emailchemy email conversion application. Character sequence: X-Converted-By: Emailchemy ??.</SignatureNote>
        <ByteSequence>
          <ByteSequenceID>393</ByteSequenceID>
          <PositionType>Absolute from BOF</PositionType>
          <Offset>0</Offset>
          <MaxOffset>4096</MaxOffset>
          <IndirectOffsetLocation>
          </IndirectOffsetLocation>
          <IndirectOffsetLength>
          </IndirectOffsetLength>
          <Endianness>
          </Endianness>
          <ByteSequenceValue>0D0A582D436F6E7665727465642D42793A20456D61696C6368656D7920??2E</ByteSequenceValue>
        </ByteSequence>
      </InternalSignature>
      <RelatedFormat>
        <RelationshipType>Has lower priority than</RelationshipType>
        <RelatedFormatID>641</RelatedFormatID>
        <RelatedFormatName>Hypertext Markup Language</RelatedFormatName>
        <RelatedFormatVersion>4.0</RelatedFormatVersion>
      </RelatedFormat>
      <RelatedFormat>
        <RelationshipType>Has lower priority than</RelationshipType>
        <RelatedFormatID>820</RelatedFormatID>
        <RelatedFormatName>MHTML</RelatedFormatName>
        <RelatedFormatVersion>
        </RelatedFormatVersion>
      </RelatedFormat>
      <RelatedFormat>
        <RelationshipType>Has lower priority than</RelationshipType>
        <RelatedFormatID>1755</RelatedFormatID>
        <RelatedFormatName>MIME Email</RelatedFormatName>
        <RelatedFormatVersion>1.0</RelatedFormatVersion>
      </RelatedFormat>
      <RelatedFormat>
        <RelationshipType>Has priority over</RelationshipType>
        <RelatedFormatID>645</RelatedFormatID>
        <RelatedFormatName>Hypertext Markup Language</RelatedFormatName>
        <RelatedFormatVersion>
        </RelatedFormatVersion>
      </RelatedFormat>
    </FileFormat>
    <SearchCriteria>Criteria</SearchCriteria>
  </report_format_detail>
</PRONOM-Report>
