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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN""http://www.w3.org/TR/html4/loose.dtd">
<HTML
><HEAD
><TITLE
>The GNU Privacy Handbook</TITLE
><META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
REL="NEXT"
TITLE="Getting Started"
HREF="c15.htm"></HEAD
><BODY
CLASS="BOOK"
BGCOLOR="#FFFFFF"
TEXT="#000000"
LINK="#0000FF"
VLINK="#840084"
ALINK="#0000FF"
><DIV
CLASS="BOOK"
><A
NAME="AEN1"
></A
><DIV
CLASS="TITLEPAGE"
><H1
CLASS="TITLE"
><A
NAME="AEN2"
>The GNU Privacy Handbook</A
></H1
><P
CLASS="COPYRIGHT"
>Copyright &copy; 1999 The Free Software Foundation</P
><DIV
><DIV
CLASS="ABSTRACT"
><P
></P
><A
NAME="AEN8"
></A
><P
>Permission is granted to copy, distribute and/or modify this document
under the terms of the GNU Free Documentation License, Version 1.1
or any later version published by the Free Software Foundation;
with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
A copy of the license is included in the section entitled "GNU
Free Documentation License".</P
><P
>Please direct questions, bug reports, or suggestions concerning
this manual to the maintainer, Mike Ashley (<CODE
CLASS="EMAIL"
>&#60;<A
HREF="mailto:jashley@acm.org"
>jashley@acm.org</A
>&#62;</CODE
>).
When referring to the manual please specify which version of the manual
you have by using this version string: <TT
CLASS="LITERAL"
>$Name:  $</TT
>.</P
><P
>Contributors to this manual include Matthew Copeland, Joergen Grahn,
and David A. Wheeler.
J Horacio MG has translated the manual to Spanish.</P
><P
></P
></DIV
></DIV
><HR></DIV
><DIV
CLASS="TOC"
><DL
><DT
><B
>Table of Contents</B
></DT
><DT
>1. <A
HREF="c15.htm"
>Getting Started</A
></DT
><DD
><DL
><DT
><A
HREF="c15.htm#AEN26"
>Generating a new keypair</A
></DT
><DD
><DL
><DT
><A
HREF="c15.htm#REVOCATION"
>Generating a revocation certificate</A
></DT
></DL
></DD
><DT
><A
HREF="x57.htm"
>Exchanging keys</A
></DT
><DD
><DL
><DT
><A
HREF="x57.htm#AEN65"
>Exporting a public key</A
></DT
><DT
><A
HREF="x57.htm#AEN84"
>Importing a public key</A
></DT
></DL
></DD
><DT
><A
HREF="x111.htm"
>Encrypting and decrypting documents</A
></DT
><DT
><A
HREF="x136.htm"
>Making and verifying signatures</A
></DT
><DD
><DL
><DT
><A
HREF="x136.htm#AEN153"
>Clearsigned documents</A
></DT
><DT
><A
HREF="x136.htm#AEN161"
>Detached signatures</A
></DT
></DL
></DD
></DL
></DD
><DT
>2. <A
HREF="c174.htm"
>Concepts</A
></DT
><DD
><DL
><DT
><A
HREF="c174.htm#AEN185"
>Symmetric ciphers</A
></DT
><DT
><A
HREF="x196.htm"
>Public-key ciphers</A
></DT
><DT
><A
HREF="x210.htm"
>Hybrid ciphers</A
></DT
><DT
><A
HREF="x216.htm"
>Digital signatures</A
></DT
></DL
></DD
><DT
>3. <A
HREF="c236.htm"
>Key Management</A
></DT
><DD
><DL
><DT
><A
HREF="c236.htm#AEN244"
>Managing your own keypair</A
></DT
><DD
><DL
><DT
><A
HREF="c236.htm#AEN267"
>Key integrity</A
></DT
><DT
><A
HREF="c236.htm#AEN282"
>Adding and deleting key components</A
></DT
><DT
><A
HREF="c236.htm#AEN305"
>Revoking key components</A
></DT
><DT
><A
HREF="c236.htm#AEN329"
>Updating a key's expiration time</A
></DT
></DL
></DD
><DT
><A
HREF="x335.htm"
>Validating other keys on your public keyring</A
></DT
><DD
><DL
><DT
><A
HREF="x335.htm#AEN346"
>Trust in a key's owner</A
></DT
><DT
><A
HREF="x335.htm#AEN385"
>Using trust to validate keys</A
></DT
></DL
></DD
><DT
><A
HREF="x464.htm"
>Distributing keys</A
></DT
></DL
></DD
><DT
>4. <A
HREF="c488.htm"
>Daily use of GnuPG</A
></DT
><DD
><DL
><DT
><A
HREF="c488.htm#AEN494"
>Defining your security needs</A
></DT
><DD
><DL
><DT
><A
HREF="c488.htm#AEN508"
>Choosing a key size</A
></DT
><DT
><A
HREF="c488.htm#AEN513"
>Protecting your private key</A
></DT
><DT
><A
HREF="c488.htm#AEN526"
>Selecting expiration dates and using subkeys</A
></DT
><DT
><A
HREF="c488.htm#AEN533"
>Managing your web of trust</A
></DT
></DL
></DD
><DT
><A
HREF="x554.htm"
>Building your web of trust</A
></DT
><DT
><A
HREF="x564.htm"
>Using GnuPG legally</A
></DT
></DL
></DD
><DT
>5. <A
HREF="c569.htm"
>Topics</A
></DT
><DD
><DL
><DT
><A
HREF="c569.htm#AEN574"
>Writing user interfaces</A
></DT
></DL
></DD
><DT
>A. <A
HREF="a597.htm"
>GNU Free Documentation License</A
></DT
><DD
><DL
><DT
>0. <A
HREF="a597.htm#AEN604"
>PREAMBLE</A
></DT
><DT
>1. <A
HREF="x609.htm"
>APPLICABILITY AND DEFINITIONS</A
></DT
><DT
>2. <A
HREF="x619.htm"
>VERBATIM COPYING</A
></DT
><DT
>3. <A
HREF="x623.htm"
>COPYING IN QUANTITY</A
></DT
><DT
>4. <A
HREF="x629.htm"
>MODIFICATIONS</A
></DT
><DT
>5. <A
HREF="x665.htm"
>COMBINING DOCUMENTS</A
></DT
><DT
>6. <A
HREF="x670.htm"
>COLLECTIONS OF DOCUMENTS</A
></DT
><DT
>7. <A
HREF="x674.htm"
>AGGREGATION WITH INDEPENDENT WORKS</A
></DT
><DT
>8. <A
HREF="x678.htm"
>TRANSLATION</A
></DT
><DT
>9. <A
HREF="x681.htm"
>TERMINATION</A
></DT
><DT
>10. <A
HREF="x684.htm"
>FUTURE REVISIONS OF THIS LICENSE</A
></DT
><DT
><A
HREF="x689.htm"
>How to use this License for your documents</A
></DT
></DL
></DD
></DL
></DIV
></DIV
><DIV
CLASS="NAVFOOTER"
><HR
ALIGN="LEFT"
WIDTH="100%"><TABLE
SUMMARY="Footer navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
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><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>&nbsp;</TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
>&nbsp;</TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
><A
HREF="c15.htm"
ACCESSKEY="N"
>Next</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>&nbsp;</TD
><TD
WIDTH="34%"
ALIGN="center"
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>&nbsp;</TD
><TD
WIDTH="33%"
ALIGN="right"
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>Getting Started</TD
></TR
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></HTML
>