PDF Format for RFCs
RFC 7995
Internet Architecture Board (IAB) T. Hansen, Ed.
Request for Comments: 7995 AT&T Laboratories
Category: Informational L. Masinter
ISSN: 2070-1721 M. Hardy
Adobe
December 2016
PDF Format for RFCs
Abstract
This document discusses options and requirements for the PDF
rendering of RFCs in the RFC Series, as outlined in RFC 6949. It
also discusses the use of PDF for Internet-Drafts, and available or
needed software tools for producing and working with PDF.
Status of This Memo
This document is not an Internet Standards Track specification; it is
published for informational purposes.
This document is a product of the Internet Architecture Board (IAB)
and represents information that the IAB has deemed valuable to
provide for permanent record. It represents the consensus of the
Internet Architecture Board (IAB). Documents approved for
publication by the IAB are not a candidate for any level of Internet
Standard; see Section 2 of RFC 7841.
Information about the current status of this document, any errata,
and how to provide feedback on it may be obtained at
http://www.rfc-editor.org/info/rfc7995.
Copyright Notice
Copyright (c) 2016 IETF Trust and the persons identified as the
document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents
(http://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents
carefully, as they describe your rights and restrictions with respect
to this document.
Hansen, et al. Informational [Page 1]
RFC 7995 PDF for RFCs December 2016
Table of Contents
1. Introduction ....................................................3
2. Choosing PDF Versions and Standards .............................3
3. Options and Requirements for PDF RFCs ...........................4
3.1. "Visible" Requirements .....................................5
3.1.1. General Visible Requirements ........................5
3.1.2. Page Size and Margins ...............................5
3.1.3. Headers and Footers .................................5
3.1.4. Paragraph Numbering .................................6
3.1.5. Paged Content Layout ................................6
3.1.6. Typeface Choices ....................................7
3.1.7. Hyphenation and Line Breaks .........................8
3.1.8. Hyperlinks ..........................................8
3.1.9. Similarity to Other Outputs .........................9
3.2. "Invisible" Options and Requirements ......................10
3.2.1. Internal Text Representation .......................10
3.2.2. Unicode Support ....................................11
3.2.3. Image Processing (Artwork) .........................12
3.2.4. Text Description of Images (Alt-Text) ..............12
3.2.5. Metadata Support ...................................12
3.2.6. Document Structure Support .........................13
3.2.7. Embedded Files .....................................13
3.3. Digital Signatures ........................................14
4. Security Considerations ........................................15
5. References .....................................................16
5.1. Normative References ......................................16
5.2. Informative References ....................................17
Appendix A. History and Current Use of PDF with RFCs and
Internet-Drafts .......................................18
A.1. RFCs .......................................................18
A.2. Internet-Drafts ............................................18
Appendix B. Paged Content Layout Quality ..........................18
Appendix C. Tooling ...............................................19
C.1. PDF Viewers ................................................19
C.2. Printers ...................................................19
C.3. PDF Generation Libraries ...................................20
C.4. Typefaces ..................................................20
C.5. Other Tools ................................................20
IAB Members at the Time of Approval ...............................21
Acknowledgements ..................................................21
Authors' Addresses ................................................22
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