$B;29MJ88%(B
********

$B$3$3$G$O!";29MJ88%$r>R2p$7$^$9!#(BRFC(Request For Comments) $B$O!"%$%s%?!<%M%C(B
$B%H$GCN<1$r6&M-$9$k$?$a$K=q$+$l$?J88%$G$9!#$?$H$($P!"0J2<$N%5%$%H$+$iF~<j(B
$B$G$-$^$9!#(B

     ftp://ftp.isi.edu/in-notes/

$BEE;R%a!<%k$d%K%e!<%9$r;H$$;O$a$?$P$+$j$G!";EAH$_$,$h$/J,$+$i$J$$?M$O!"0J(B
$B2<$NJ88%$r;29M$K$7$F2<$5$$!#(B

   * $B;3K\OBI'(B, "$B%O%C%T!<%M%C%H%o!<%-%s%0(B", ASCII $B=PHG6I(B, 1994.

$B%$%s%?!<%M%C%H$G$N%^%J!<$O!"0J2<$N(B RFC $B$rFI$s$G3X$s$G2<$5$$!#(B

   * S. Hambridge, "Netiquette Guidelines", RFC 1855, 1995

$B@N$N%F%-%9%H%a!<%k$N=q<0$dG[Aw$N;EAH$_$O0J2<$N(B RFC $B$r;2>H$7$^$7$g$&!#(B

   * D. Crocker, "Standard for the format of ARPA Internet text
     messages", RFC 822, 1982
   * J. Postel, "Simple Mail Transfer Protocol", RFC 821, 1982

MIME $B$K$D$$$F$O!"0J2<$N(B RFC $B$rFI$s$G2<$5$$!#(B

   * N. Freed and N. Borenstein, "Multipurpose Internet Mail
     Extensions (MIME) Part One: Format of Internet Message Bodies",
     RFC 2045, 1996.
   * N. Freed and N. Borenstein, "Multipurpose Internet Mail
     Extensions (MIME) Part Two: Media Types" RFC 2046, 1996.
   * K. Moore, "MIME (Multipurpose Internet Mail Extensions) Part
     Three: Message Header Extensions for Non-ASCII Text", RFC 2047,
     1996.
   * N. Freed, J. Klensin and J. Postel, "Multipurpose Internet Mail
     Extensions (MIME) Part Four: Registration Procedures", RFC 2048,
     1996.
   * N. Freed and N. Borenstein, "Multipurpose Internet Mail
     Extensions (MIME) Part Five: Conformance Criteria and Examples",
     RFC 2049, 1996.

$B%K%e!<%9$N=q<0$HG[Aw%W%m%H%3%k$O!"0J2<$N(B RFC $B$GDj5A$5$l$F$$$^$9!#(B

   * M. Horton and R. Adams, "Standard for interchange of USENET
     messages", RFC 1036, 1987.
   * B. Kantor and P. Lapsley, "Network News Transfer Protocol: A
     Proposed Standard for the Stream-Based Transmission of News", RFC
     977, 1986.

PGP $B$r3X$V$J$i!"0J2<$N=q@R$,$$$$$G$7$g$&!#(B

   * PGP: Petty Good Privacy, Simson Garfinkel, O'Reilly & Associates,
     Inc, 1995.  ($BLu=q(B:: "PGP $B0E9f%a!<%k$HEE;R=pL>(B", Simson Garfinkel $BCx(B
     , $B;3K\OBI'4FLu(B, $B3t<02q<R%*%i%$%j!<%8%c%Q%s(B, 1996.)

PGP $B$H(B MIME $B$NE}9g$K$D$$$F$O!"0J2<$r;2>H$7$F2<$5$$!#(B

   * J. Galvin, S. Murphy, S. Crocker and N. Freed, "Security
     Multiparts for MIME: Multipart/Signed and Multipart/Encrypted",
     RFC 1847, 1995.
   * M. Elkins, "MIME Security with Pretty Good Privacy (PGP)", RFC
     2015, 1996.

PGP/MIME $B$K4X$9$k8&5f$O!"0J2<$NO@J8$K$^$H$a$i$l$F$$$^$9!#(B

   * Kazuhiko Yamamoto, "An Integration of PGP and MIME", in
     proceedings of Symposium on Network and Distributed System
     Security, pp 17 - 24, 1996.

Mew $B$N<BAu$O!"0J2<$NO@J8$r;29M$K$7$F2<$5$$!#(B

   * $B;3K\OBI'(B, "$B%$%s%?!<%M%C%H!&%a%C%;!<%8$NE}9g(B",$B>pJs=hM}3X2qO@J8;o(B, $BBh(B
     37$B4,(B,$BBh(B5$B9f(B, pp. 809 - 821, 1996.