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/F0 12/Courier@0 SF(Network Working Group)56.692 84.944 Q(B. Lilly)309.6
E 345.6(Internet\255Draft July)56.692 96.944 R(2005)7.2 E
(Intended status: Informational)56.692 108.944 Q
(Expires: January 10, 2006)56.692 120.944 Q
(Extensible Message Application Interchange Language \(EMAIL\) --)92.692
144.944 Q(Part One: Introduction and Overview)189.892 156.944 Q 125.092
168.944 EBEGIN
[/Author (B. Lilly) /Title (Extensible Message Application Interchange Language (EMAIL) -- Part One: Introduction and Overview) /DOCINFO pdfmark
EEND/F0 12/Courier@0 SF
(draft-lilly-extensible-internet-message-format-p01\25500)125.092
168.944 Q(Status of this Memo)56.692 192.944 Q
(By submitting this Internet\255Draft, each author represents that any)
78.292 216.944 Q
(applicable patent or other IPR claims of which he or she is aware)
78.292 228.944 Q
(have been or will be disclosed, and any of which he or she becomes)
78.292 240.944 Q
(aware will be disclosed, in accordance with Section 6 of BCP 79.)78.292
252.944 Q
(Internet\255Drafts are working documents of the Internet Engineering)
78.292 276.944 Q
(Task Force \(IETF\), its areas, and its working groups.)78.292 288.944
Q(Note that)14.4 E
(other groups may also distribute working documents as)78.292 300.944 Q
(Internet\255Drafts.)78.292 312.944 Q(Internet\255Drafts are draft docu\
ments valid for a maximum of six months)78.292 336.944 Q
(and may be updated, replaced, or obsoleted by other documents at any)
78.292 348.944 Q 7.2(time. It)78.292 360.944 R
(is inappropriate to use Internet\255Drafts as reference)7.2 E
(material or to cite them other than as "work in progress.")78.292
372.944 Q(The list of current Internet\255Drafts can be accessed at)
78.292 396.944 Q(http://www.ietf.org/ietf/1id\255abstracts.txt.)78.292
408.944 Q
(The list of Internet\255Draft Shadow Directories can be accessed at)
78.292 432.944 Q(http://www.ietf.org/shadow.html.)78.292 444.944 Q
(Copyright Notice)56.692 468.944 Q 7.2(Copyright \251 The)78.292 492.944
R(Internet Society \(2005\).)7.2 E(Abstract)56.692 516.944 Q
(The Internet Message Format originally formally specified in RFC 561)
78.292 540.944 Q
(has been extended in some ways and for some purposes which have posed)
78.292 552.944 Q
(difficulties for some desirable operations such as digitally signed)
78.292 564.944 Q
(messages, have led to clutter in message content which in turn has)
78.292 576.944 Q
(led user agent implementers to suppress display of some originator)
78.292 588.944 Q
(message content, leading in some cases to user confusion, surprise,)
78.292 600.944 Q(and embarrassment.)78.292 612.944 Q
(This memo is part of a multi\255document series that)14.4 E
(specifies an extensible message format which is intended to)78.292
624.944 Q
(facilitate operations hampered by extensions to the current format)
78.292 636.944 Q
(and to reduce clutter in the user-to-user message content.)78.292
648.944 Q(This memo)14.4 E
(will present a brief history of the Internet Message Format)78.292
660.944 Q
(evolution, will identify problems caused by changes that have been)
78.292 672.944 Q
(made, and will introduce terminology and concepts that will be used)
78.292 684.944 Q(in other documents in the series.)78.292 696.944 Q
129.6(Lilly Expires)56.692 768.944 R(January 10, 2006)7.2 E([Page 1])
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/F0 12/Courier@0 SF 10.8(Internet\255Draft EMAIL)20.182 84.944 R
(Part One: Introduction & Overview)7.2 E(July 2005)54 E
(Table of Contents)20.182 108.944 Q
(1. Introduction.................................................... 3)
41.782 132.944 Q
(1.1. A Brief History of the Internet Message Format............. 3)
63.382 144.944 Q
(1.2. Other Directions........................................... 4)
63.382 156.944 Q
(2. Goals........................................................... 4)
41.782 168.944 Q
(3. Mechanism, Implementation Overview, and Notation................ 4)
41.782 180.944 Q
(4. Compatibility................................................... 5)
41.782 192.944 Q
(5. Extensibility Roadmap........................................... 5)
41.782 204.944 Q
(6. Security Considerations......................................... 6)
41.782 216.944 Q
(7. Internationalization Considerations............................. 6)
41.782 228.944 Q
(8. IANA Considerations............................................. 6)
41.782 240.944 Q
(Appendix A. Disclaimers............................................ 6)
41.782 252.944 Q
(Informative References............................................. 6)
41.782 264.944 Q
(Author's Address................................................... 8)
41.782 276.944 Q 129.6(Lilly Expires)20.182 768.944 R(January 10, 2006)
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(Part One: Introduction & Overview)7.2 E(July 2005)54 E 56.692 108.944
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(1.1. A Brief History of the Internet Message Format)56.692 132.944 Q
(The origin of Internet Messaging can be traced back to roots in the)
78.292 156.944 Q(TELNET and FTP protocols in the ARPANET.)78.292 168.944
Q(Early message transfer)14.4 E(consisted of text messages in US\255ASC\
II, using TELNET NVT line ending)78.292 180.944 Q
(conventions, sent using FTP commands.)78.292 192.944 Q
(There were only limited)14.4 E
(capabilities for authentication, and none for encryption or digital)
78.292 204.944 Q 7.2(signatures. Delivery)78.292 216.944 R
(instructions were conveyed as transport)7.2 E(protocol arguments.)
78.292 228.944 Q(RFC 561 [I1.RFC561] standardized the message)14.4 E
(format, separating content into a header and a body, with the header)
78.292 240.944 Q
(comprised of named fields conveying information from sender to)78.292
252.944 Q 7.2(recipient. Actual)78.292 264.944 R
(delivery remained controlled by command arguments)7.2 E
(separate from message content.)78.292 276.944 Q
(Message content was not altered)14.4 E(during transport.)78.292 288.944
Q(Special purpose messaging commands in FTP were obsoleted by separate)
78.292 312.944 Q
(messaging protocols, first MTP [I2.RFC772], [I3.RFC780], then SMTP)
78.292 324.944 Q
([I4.RFC788], [I5.STD10], [I6.STD10], [I7.STD10], [I8.RFC2821].)78.292
336.944 Q(Despite early identification of the desirability of keeping)
78.292 348.944 Q
("envelope" information separate from the message header and body)78.292
360.944 Q
([I9.RFC724], SMTP introduced the addition of trace fields pertaining)
78.292 372.944 Q
(to transport, which were written onto the message content instead of)
78.292 384.944 Q
(being conveyed in command arguments or being placed in a separate)
78.292 396.944 Q 7.2(location. Typical)78.292 408.944 R
(SMTP transport of the time involved direct)7.2 E
(connection from sender to recipient, resulting in limited expansion)
78.292 420.944 Q(of the message content.)78.292 432.944 Q
(However in some circumstances, and as the)14.4 E
(operation of SMTP has evolved, there are typically many lines added)
78.292 444.944 Q(to the message header.)78.292 456.944 Q
(This has resulted in burying the "wheat" of)14.4 E
(the originator message header fields in the "chaff" of)78.292 468.944 Q
(transport\255related markings.)78.292 480.944 Q
(Further changes to the basic Internet Message Format to date)78.292
504.944 Q
([I10.RFC733], [I11.STD11], [I12.RFC2822] have focused on tightening)
78.292 516.944 Q(and clarifying message header field syntax.)78.292
528.944 Q
(Additional extensions have resulted in more fields being added to the)
78.292 552.944 Q(message header, exacerbating the problem.)78.292
564.944 Q(In response to the)14.4 E
(problem, user agent implementors have elected to suppress)78.292
576.944 Q(presentation of all but a few message header fields.)78.292
588.944 Q(Unfortunately,)14.4 E(many of the fields conveying user\255to\
\255user, end\255to\255end information)78.292 600.944 Q
(have become innocent casualties in the extermination of presentation)
78.292 612.944 Q
(of undesirable cruft, at least in some implementations.)78.292 624.944
Q(Some)14.4 E
(extension fields specify syntax which is inconsistent in sometimes)
78.292 636.944 Q
(subtle ways with the user\255oriented basic format fields [I13.Spec],)
78.292 648.944 Q(complicating message parsers.)78.292 660.944 Q
(Meanwhile, the practice of modifying message content in transit has)
78.292 684.944 Q(rendered end\255to\255end digital signatures and other\
 desirable features)78.292 696.944 Q(difficult to achieve.)78.292
708.944 Q(Specialized mechanisms, usually using MIME)14.4 E
([I14.RFC2045], [I15.RFC2046], such as [I16.RFC1847] have addressed)
78.292 720.944 Q
(some specific issues, while the issue of clutter in presentation has)
78.292 732.944 Q(remained largely unaddressed.)78.292 744.944 Q 129.6
(Lilly Expires)56.692 768.944 R(January 10, 2006)7.2 E([Page 3])115.2 E
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(Part One: Introduction & Overview)7.2 E(July 2005)54 E 20.182 108.944
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EEND/F0 12/Courier@0 SF(1.2. Other Directions)20.182 108.944 Q
(As the U.S. ARPANET has transformed into the international Internet,)
41.782 132.944 Q
(there has been a desire for internationalization of text components)
41.782 144.944 Q(of message content.)41.782 156.944 Q
(MIME [I17.RFC2047], [I18.RFC2231], [I19.Errata])14.4 E
(has again addressed some of these issues, but further)41.782 168.944 Q
(internationalization has been limited by the need to maintain)41.782
180.944 Q
(backward compatibility with the large installed base of software)41.782
192.944 Q(which transports and processes the Internet Message Format.)
41.782 204.944 Q
(User agents, the originator's as well as recipients', sometimes wish)
41.782 228.944 Q(to record information or to advertise themselves.)
41.782 240.944 Q
(Message submission agents may wish to record authentication or other)
41.782 264.944 Q(information pertaining to a message or its submission.)
41.782 276.944 Q(List expanders often wish to provide information.)
41.782 300.944 Q(Unfortunately,)14.4 E(that compounds the obfuscation o\
f user\255to\255user communication, and)41.782 312.944 Q
(there is interaction between multiple list expansions.)41.782 324.944 Q
(Gateways also typically [I20.RFC2156] record information in the)41.782
348.944 Q(message header.)41.782 360.944 Q
(Message delivery agents \(MDAs\), filters such as Sieve [I21.RFC3028])
41.782 384.944 Q
(implementations, and message stores may also wish to record)41.782
396.944 Q(information in the message header.)41.782 408.944 Q 20.182
432.944 EBEGIN
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EEND/F0 12/Courier@0 SF(2. Goals)20.182 432.944 Q
(The goals of specifying an extensible message format include:)41.782
456.944 Q 16.8<8342>41.782 480.944 S
(ackward compatibility with existing transport and user agents)-16.8 E
16.8<8353>41.782 504.944 S
(eparation of end\255to\255end, user\255to\255user communications from)
-16.8 E(transport markings, advertisements, and other information,)
65.782 516.944 Q
(facilitating end\255to\255end security measures \(signing and)65.782
528.944 Q(encryption\))65.782 540.944 Q 16.8<8343>41.782 564.944 S
(ompartmentalization of different types of ancillary information)-16.8 E
(and markings both to reduce confusion resulting from mixture of)65.782
576.944 Q
(data and to simplify identificatio and handling of specific types)
65.782 588.944 Q(of ancillary information)65.782 600.944 Q 16.8<8345>
41.782 624.944 S(xtensibility to provide a migration path for enhanced)
-16.8 E(internationalization, experiments with alternate message format)
65.782 636.944 Q
(syntax, etc., while maintaining a reliable, backward\255compatible)
65.782 648.944 Q(means of communications)65.782 660.944 Q 20.182 684.944
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(3. Mechanism, Implementation Overview, and Notation)20.182 684.944 Q
(The specification detailed in companion documents and outlined)41.782
708.944 Q
(briefly below uses MIME [I14.RFC2045], [I15.RFC2046] media types and)
41.782 720.944 Q
(mechanisms as words and phrases to form a language for specifying an)
41.782 732.944 Q(extensible message interchange format.)41.782 744.944 Q
(Despite the acronym chosen)14.4 E 129.6(Lilly Expires)20.182 768.944 R
(January 10, 2006)7.2 E([Page 4])115.2 E 0 Cg EP
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/F0 12/Courier@0 SF 10.8(Internet\255Draft EMAIL)56.692 84.944 R
(Part One: Introduction & Overview)7.2 E(July 2005)54 E
(for the format, its applicability is not limited to electronic mail;)
78.292 108.944 Q
(just as the current Internet Message Format is used by applications)
78.292 120.944 Q
(such as voice mail, fax, data interchange, and news, those)78.292
132.944 Q(applications may choose to extend and use this format.)78.292
144.944 Q
(The overall extensible format consists of a MIME multipart wrapper)
78.292 168.944 Q
(containing a multipart/alternative wrapper which in turn contains \(at)
78.292 180.944 Q
(least in initial implementations\) a MIME message/rfc822 content.)
78.292 192.944 Q
(There may be additional parts in the outer wrapper for holding)78.292
204.944 Q(information specific to different types of processors \(list)
78.292 216.944 Q(expanders, user agents, etc.\).)78.292 228.944 Q
(The inner multipart/alternative)14.4 E
(wrapper provides extensibility; as new message formats are devised,)
78.292 240.944 Q
(they may be included in addition to the backward\255compatible)78.292
252.944 Q(message/rfc822 component.)78.292 264.944 Q
(For brevity, discussion and illustration of the extensible message)
78.292 288.944 Q
(format will use an indented presentation with part numbering based on)
78.292 300.944 Q(that specified in [I22.RFC3501].)78.292 312.944 Q 7.2
(Am)14.4 G(inimal instance would be shown)-7.2 E(as:)78.292 324.944 Q
(multipart/email 0)78.292 348.944 Q(multipart/alternative 1)85.492
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384.944 Q(close delimiter 1)85.492 396.944 Q(close delimiter 0)78.292
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(Because the format is a MIME message, it is compatible with existing)
78.292 456.944 Q
(transport mechanisms and with MIME\255compatible message processors.)
78.292 468.944 Q
(Transport mechanisms like SMTP are free to scribble various and)78.292
480.944 Q(sundry things in the header of the outermost wrapper without)
78.292 492.944 Q(invalidating any digital signature applied to the inne\
r, end\255to\255end)78.292 504.944 Q
(content, and without obfuscating the communications therein.)78.292
516.944 Q(Non\255MIME recipient user agents will of course display the \
message as)78.292 528.944 Q
(text, as is the case with any MIME message and such agents.)78.292
540.944 Q(At least)14.4 E
(the markings made by transport etc. will be separated from the)78.292
552.944 Q(user\255to\255user content.)78.292 564.944 Q 56.692 588.944
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(As additional information separate from user content is identified)
78.292 612.944 Q
(for inclusion in the overall message, media types to contain that)
78.292 624.944 Q
(information can be defined and incorporated in the outer multipart)
78.292 636.944 Q(wrapper's parts.)78.292 648.944 Q
(Additional message formats can be defined for the)14.4 E
(user communications and incorporated in the inner)78.292 660.944 Q
(multipart/alternative wrapper.)78.292 672.944 Q
(Such formats might incorporate)14.4 E
(additional internationalization features and/or might use a more)78.292
684.944 Q
(rigorous syntax, perhaps even self\255describing header information.)
78.292 696.944 Q 129.6(Lilly Expires)56.692 768.944 R(January 10, 2006)
7.2 E([Page 5])115.2 E 0 Cg EP
%%Page: 6 6
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/F0 12/Courier@0 SF 10.8(Internet\255Draft EMAIL)20.182 84.944 R
(Part One: Introduction & Overview)7.2 E(July 2005)54 E 20.182 108.944
EBEGIN
[/Title (6. Security Considerations) /Dest (S6) /OUT pdfmark
EEND 20.182 108.944 EBEGIN
[/Dest (S6) /Page 6 /View [ /FitH 720 ] /DEST pdfmark
EEND/F0 12/Courier@0 SF(6. Security Considerations)20.182 108.944 Q
(No security considerations are addressed by this memo.)41.782 132.944 Q
(Security)14.4 E(considerations are addressed in companion documents.)
41.782 144.944 Q 20.182 168.944 EBEGIN
[/Title (7. Internationalization Considerations) /Dest (S7) /OUT pdfmark
EEND 20.182 168.944 EBEGIN
[/Dest (S7) /Page 6 /View [ /FitH 660 ] /DEST pdfmark
EEND/F0 12/Courier@0 SF(7. Internationalization Considerations)20.182
168.944 Q(This memo raises no new internationalization considerations.)
41.782 192.944 Q(It)14.4 E
(identifies some internationalization issues in general terms, and)
41.782 204.944 Q
(discusses an approach to those issues, also in general terms.)41.782
216.944 Q
(Internationalization issues are discussed in detail in companion)41.782
228.944 Q(documents.)41.782 240.944 Q 20.182 264.944 EBEGIN
[/Title (8. IANA Considerations) /Dest (S8) /OUT pdfmark
EEND 20.182 264.944 EBEGIN
[/Dest (S8) /Page 6 /View [ /FitH 564 ] /DEST pdfmark
EEND/F0 12/Courier@0 SF(8. IANA Considerations)20.182 264.944 Q
(This memo adds no new IANA considerations.)41.782 288.944 Q 20.182
312.944 EBEGIN
[/Title (Appendix A. Disclaimers) /Dest (SA) /OUT pdfmark
EEND 20.182 312.944 EBEGIN
[/Dest (SA) /Page 6 /View [ /FitH 516 ] /DEST pdfmark
EEND/F0 12/Courier@0 SF(Appendix A. Disclaimers)20.182 312.944 Q
(This document has exactly one \(1\) author.)41.782 336.944 Q
(In spite of the fact that the author's given name may also be the)
41.782 360.944 Q
(surname of other individuals, and the fact that the author's surname)
41.782 372.944 Q
(may also be a given name for some females, the author is, and has)
41.782 384.944 Q(always been, male.)41.782 396.944 Q
(The presence of "or she", "/SHE", "each", "their", and "authors")41.782
420.944 Q
(\(plural\) in the boilerplate sections of this document is irrelevant.)
41.782 432.944 Q
(As noted in the "Status of this Memo" section, this document is an)
41.782 456.944 Q(Internet\255Draft, and as such is a "work in progress"\
, not a standard.)41.782 468.944 Q
(Reference to this document's contents as "this standard" in the)41.782
480.944 Q(boilerplate are inappropriate.)41.782 492.944 Q
(The author of this document is not responsible for the boilerplate)
41.782 516.944 Q(text.)41.782 528.944 Q
(Comments regarding the silliness, lack of accuracy, and lack of)41.782
552.944 Q
(precision of the boilerplate text should be directed to the IESG, not)
41.782 564.944 Q(to the author.)41.782 576.944 Q(Informative References)
20.182 600.944 Q([I1.RFC561])41.782 624.944 Q 142.582 624.944 EBEGIN
[/Dest (I1) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Bhushan, A., Pogran, K., Tomlinson, R., and J. White,)142.582 624.944 Q
("Standardizing Network Mail Headers", RFC 561,)142.582 636.944 Q
(September 1973.)142.582 648.944 Q([I2.RFC772])41.782 672.944 Q 142.582
672.944 EBEGIN
[/Dest (I2) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Sluizer, S. and J. Postel, "Mail Transfer Protocol",)142.582 672.944 Q
(RFC 772, September 1980.)142.582 684.944 Q([I3.RFC780])41.782 708.944 Q
142.582 708.944 EBEGIN
[/Dest (I3) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Sluizer, S. and J. Postel, "Mail Transfer Protocol",)142.582 708.944 Q
(RFC 780, May 1981.)142.582 720.944 Q 129.6(Lilly Expires)20.182 768.944
R(January 10, 2006)7.2 E([Page 6])115.2 E 0 Cg EP
%%Page: 7 7
%%BeginPageSetup
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/F0 12/Courier@0 SF 10.8(Internet\255Draft EMAIL)56.692 84.944 R
(Part One: Introduction & Overview)7.2 E(July 2005)54 E([I4.RFC788])
78.292 108.944 Q 179.092 108.944 EBEGIN
[/Dest (I4) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Postel, J., "Simple Mail Transfer Protocol", RFC 788,)179.092 108.944 Q
(November 1981.)179.092 120.944 Q([I5.STD10])78.292 144.944 Q 179.092
144.944 EBEGIN
[/Dest (I5) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Postel, J., "Simple Mail Transfer Protocol", STD 10,)179.092 144.944 Q
(RFC 821, August 1982.)179.092 156.944 Q([I6.STD10])78.292 180.944 Q
179.092 180.944 EBEGIN
[/Dest (I6) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Klensin, J., Freed, N., Rose, M., Stefferud, E., and D.)179.092 180.944
Q(Crocker, "SMTP Service Extensions", STD 10, RFC 1869,)179.092 192.944
Q(November 1995.)179.092 204.944 Q([I7.STD10])78.292 228.944 Q 179.092
228.944 EBEGIN
[/Dest (I7) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Partridge, C., "Mail routing and the domain system",)179.092 228.944 Q
(STD 10, RFC 974, January 1986.)179.092 240.944 Q([I8.RFC2821])78.292
264.944 Q 179.092 264.944 EBEGIN
[/Dest (I8) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Klensin, J., "Simple Mail Transfer Protocol", RFC 2821,)179.092 264.944
Q(April 2001.)179.092 276.944 Q([I9.RFC724])78.292 300.944 Q 179.092
300.944 EBEGIN
[/Dest (I9) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Crocker, D., Pogran, K., Vittal, J., and D. Henderson,)179.092 300.944
Q("Proposed official standard for the format of ARPA)179.092 312.944 Q
(Network messages", RFC 724, May 1977.)179.092 324.944 Q([I10.RFC733])
78.292 348.944 Q 179.092 348.944 EBEGIN
[/Dest (I10) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Crocker, D., Vittal, J., Pogran, K., and D. Henderson,)179.092 348.944
Q("Standard for the format of ARPA network text)179.092 360.944 Q
(messages", RFC 733, November 1977.)179.092 372.944 Q([I11.STD11])78.292
396.944 Q 179.092 396.944 EBEGIN
[/Dest (I11) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Crocker, D., "Standard for the format of ARPA Internet)179.092 396.944
Q(text messages", STD 11, RFC 822, August 1982.)179.092 408.944 Q
([I12.RFC2822])78.292 432.944 Q 179.092 432.944 EBEGIN
[/Dest (I12) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Resnick, P., "Internet Message Format", RFC 2822, April)179.092 432.944
Q(2001.)179.092 444.944 Q([I13.Spec])78.292 468.944 Q 179.092 468.944
EBEGIN
[/Dest (I13) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Lilly, B., "Implementer\255friendly Specification of)179.092 468.944 Q
(Message and MIME\255Part Header Fields and Field)179.092 480.944 Q
(Components" \(draft\255lilly\255field\255specification\25504.txt\),)
179.092 492.944 Q(June 2005.)179.092 504.944 Q([I14.RFC2045])78.292
528.944 Q 179.092 528.944 EBEGIN
[/Dest (I14) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Freed, N. and N. Borenstein, "Multipurpose Internet)179.092 528.944 Q
(Mail Extensions \(MIME\) Part One: Format of Internet)179.092 540.944 Q
(Message Bodies", RFC 2045, November 1996.)179.092 552.944 Q
([I15.RFC2046])78.292 576.944 Q 179.092 576.944 EBEGIN
[/Dest (I15) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Freed, N. and N. Borenstein, "Multipurpose Internet)179.092 576.944 Q
(Mail Extensions \(MIME\) Part Two: Media Types",)179.092 588.944 Q
(RFC 2046, November 1996.)179.092 600.944 Q([I16.RFC1847])78.292 624.944
Q 179.092 624.944 EBEGIN
[/Dest (I16) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Galvin, J., Murphy, S., Crocker, S., and N. Freed,)179.092 624.944 Q
("Security Multiparts for MIME: Multipart/Signed and)179.092 636.944 Q
(Multipart/Encrypted", RFC 1847, October 1995.)179.092 648.944 Q
([I17.RFC2047])78.292 672.944 Q 179.092 672.944 EBEGIN
[/Dest (I17) /DEST pdfmark
EEND/F0 12/Courier@0 SF(Moore, K., "MIME \(Multipurpose Internet Mail)
179.092 672.944 Q
(Extensions\) Part Three: Message Header Extensions for)179.092 684.944
Q(Non\255ASCII Text", RFC 2047, November 1996.)179.092 696.944 Q
([I18.RFC2231])78.292 720.944 Q 179.092 720.944 EBEGIN
[/Dest (I18) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Freed, N. and K. Moore, "MIME Parameter Value and)179.092 720.944 Q
(Encoded Word Extensions: Character Sets, Languages, and)179.092 732.944
Q(Continuations", RFC 2231, November 1997.)179.092 744.944 Q 129.6
(Lilly Expires)56.692 768.944 R(January 10, 2006)7.2 E([Page 7])115.2 E
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/F0 12/Courier@0 SF 10.8(Internet\255Draft EMAIL)20.182 84.944 R
(Part One: Introduction & Overview)7.2 E(July 2005)54 E([I19.Errata])
41.782 108.944 Q 142.582 108.944 EBEGIN
[/Dest (I19) /DEST pdfmark
EEND/F0 12/Courier@0 SF(RFC\255Editor errata page,)142.582 108.944 Q
(http://www.rfc\255editor.org/errata.html)142.582 120.944 Q
([I20.RFC2156])41.782 144.944 Q 142.582 144.944 EBEGIN
[/Dest (I20) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Kille, S., "MIXER \(Mime Internet X.400 Enhanced Relay\):)142.582
144.944 Q(Mapping between X.400 and RFC 822/MIME", RFC 2156,)142.582
156.944 Q(January 1998.)142.582 168.944 Q([I21.RFC3028])41.782 192.944 Q
142.582 192.944 EBEGIN
[/Dest (I21) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Showalter, T., "Sieve: A Mail Filtering Language",)142.582 192.944 Q
(RFC 3028, January 2001.)142.582 204.944 Q([I22.RFC3501])41.782 228.944
Q 142.582 228.944 EBEGIN
[/Dest (I22) /DEST pdfmark
EEND/F0 12/Courier@0 SF
(Crispin, M., "INTERNET MESSAGE ACCESS PROTOCOL \255)142.582 228.944 Q
(VERSION 4rev1", RFC 3501, March 2003.)142.582 240.944 Q
(Author's Address)20.182 264.944 Q(Bruce Lilly)41.782 288.944 Q
(Email: blilly@erols.com)41.782 312.944 Q(Full Copyright Statement)
20.182 336.944 Q 7.2(Copyright \251 The)41.782 360.944 R
(Internet Society \(2005\).)7.2 E
(This document is subject to the rights, licenses and restrictions)
41.782 384.944 Q
(contained in BCP 78, and except as set forth therein, the authors)
41.782 396.944 Q(retain all their rights.)41.782 408.944 Q
(This document and the information contained herein are provided on an)
41.782 432.944 Q
("AS IS" basis and THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS)
41.782 444.944 Q
(OR IS SPONSORED BY \(IF ANY\), THE INTERNET SOCIETY AND THE INTERNET)
41.782 456.944 Q
(ENGINEERING TASK FORCE DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED,)
41.782 468.944 Q
(INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE)41.782
480.944 Q
(INFORMATION HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED)41.782
492.944 Q
(WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.)
41.782 504.944 Q(Intellectual Property Statement)20.182 528.944 Q
(The IETF takes no position regarding the validity or scope of any)
41.782 552.944 Q
(Intellectual Property Rights or other rights that might be claimed to)
41.782 564.944 Q
(pertain to the implementation or use of the technology described in)
41.782 576.944 Q
(this document or the extent to which any license under such rights)
41.782 588.944 Q
(might or might not be available; nor does it represent that it has)
41.782 600.944 Q
(made any independent effort to identify any such rights.)41.782 612.944
Q(Information)14.4 E
(on the procedures with respect to rights in RFC documents can be)41.782
624.944 Q(found in BCP 78 and BCP 79.)41.782 636.944 Q
(Copies of IPR disclosures made to the IETF Secretariat and any)41.782
660.944 Q
(assurances of licenses to be made available, or the result of an)41.782
672.944 Q
(attempt made to obtain a general license or permission for the use of)
41.782 684.944 Q
(such proprietary rights by implementers or users of this)41.782 696.944
Q(specification can be obtained from the IETF on\255line IPR repository\
 at)41.782 708.944 Q(http://www.ietf.org/ipr.)41.782 720.944 Q 129.6
(Lilly Expires)20.182 768.944 R(January 10, 2006)7.2 E([Page 8])115.2 E
0 Cg EP
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/F0 12/Courier@0 SF 10.8(Internet\255Draft EMAIL)56.692 84.944 R
(Part One: Introduction & Overview)7.2 E(July 2005)54 E
(The IETF invites any interested party to bring to its attention any)
78.292 108.944 Q
(copyrights, patents or patent applications, or other proprietary)78.292
120.944 Q
(rights that may cover technology that may be required to implement)
78.292 132.944 Q(this standard.)78.292 144.944 Q
(Please address the information to the IETF at)14.4 E
(ietf\255ipr@ietf.org.)78.292 156.944 Q(Acknowledgment)56.692 180.944 Q
(Funding for the RFC Editor function is currently provided by the)78.292
204.944 Q(Internet Society.)78.292 216.944 Q 129.6(Lilly Expires)56.692
768.944 R(January 10, 2006)7.2 E([Page 9])115.2 E 0 Cg EP

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