1 .H- "Requests for Comments

2 .P

3 RFCs document the Internet. They are published by the

4 .I "Internet Engineering Task Force

5 (IETF).

6 Any particular RFC is located at:

7 .VS

8 http://www.ietf.org/rfc/rfcNNNN.txt

9 VE

10 The placeholder `\fLNNNN\fP' needs to be replaced with the four-digit

11 number of the RFC.

12 RFC\|821, for example, can be found at

13 .Fn http://www.ietf.org/rfc/rfc0821.txt .

14 .P

15 The following list of contains all RFCs referenced in this document.

16 .sp

17

18 .IP RFC\|821

19 .I "Simple Mail Transfer Protocol",

20 August 1982.

21

22 .IP RFC\|822

23 .I "Standard for the Format of ARPA Internet Text Messages",

24 August 1982.

25

26 .IP RFC\|1864

27 .I "The Content-MD5 Header Field",

28 October 1995.

29

30 .IP RFC\|2045

31 .I "Multipurpose Internet Mail Extensions (MIME) Part One:\

32 Format of Internet Message Bodies" ,

33 November 1996.

34

35 .IP RFC\|2046

36 .I "Multipurpose Internet Mail Extensions (MIME) Part Two: Media Types" ,

37 November 1996.

38

39 .IP RFC\|2047

40 .I "MIME (Multipurpose Internet Mail Extensions) Part Three:\

41 Message Header Extensions for Non-ASCII Text" ,

42 November 1996.

43

44 .IP RFC\|2048

45 .I "Multipurpose Internet Mail Extensions (MIME) Part Four:\

46 Registration Procedures" ,

47 November 1996.

48

49 .IP RFC\|2049

50 .I "Multipurpose Internet Mail Extensions (MIME) Part Five:\

51 Conformance Criteria and Examples" ,

52 November 1996.

53

54 .IP RFC\|2822

55 .I "Internet Message Format",

56 April 2001.

57

58 .IP RFC\|3156

59 .I "MIME Security with OpenPGP",

60 August 2001.

61

62 .IP RFC\|4880

63 .I "OpenPGP Message Format",

64 November 2007.

65