<HTML ><HEAD ><TITLE >Special Topics</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="Secure Programming for Linux and Unix HOWTO" HREF="index.html"><LINK REL="PREVIOUS" TITLE="PHP" HREF="php.html"><LINK REL="NEXT" TITLE="Passwords" HREF="passwords.html"></HEAD ><BODY CLASS="CHAPTER" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Secure Programming for Linux and Unix HOWTO</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="php.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="passwords.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="CHAPTER" ><H1 ><A NAME="SPECIAL" ></A >Chapter 11. Special Topics</H1 ><TABLE BORDER="0" WIDTH="100%" CELLSPACING="0" CELLPADDING="0" CLASS="EPIGRAPH" ><TR ><TD WIDTH="45%" > </TD ><TD WIDTH="45%" ALIGN="LEFT" VALIGN="TOP" ><I ><P ><I >Understanding is a fountain of life to those who have it, but folly brings punishment to fools.</I ></P ></I ></TD ></TR ><TR ><TD WIDTH="45%" > </TD ><TD WIDTH="45%" ALIGN="RIGHT" VALIGN="TOP" ><I ><SPAN CLASS="ATTRIBUTION" >Proverbs 16:22 (NIV)</SPAN ></I ></TD ></TR ></TABLE ><DIV CLASS="TOC" ><DL ><DT ><B >Table of Contents</B ></DT ><DT >11.1. <A HREF="passwords.html" >Passwords</A ></DT ><DT >11.2. <A HREF="web-authentication.html" >Authenticating on the Web</A ></DT ><DD ><DL ><DT >11.2.1. <A HREF="web-authentication.html#WEB-AUTHENTICATION-LOGIN" >Authenticating on the Web: Logging In</A ></DT ><DT >11.2.2. <A HREF="web-authentication.html#WEB-AUTHENTICATION-SUBSEQUENT" >Authenticating on the Web: Subsequent Actions</A ></DT ><DT >11.2.3. <A HREF="web-authentication.html#WEB-AUTHENTICATION-LOGOUT" >Authenticating on the Web: Logging Out</A ></DT ></DL ></DD ><DT >11.3. <A HREF="random-numbers.html" >Random Numbers</A ></DT ><DT >11.4. <A HREF="protect-secrets.html" >Specially Protect Secrets (Passwords and Keys) in User Memory</A ></DT ><DT >11.5. <A HREF="crypto.html" >Cryptographic Algorithms and Protocols</A ></DT ><DD ><DL ><DT >11.5.1. <A HREF="crypto.html#CRYPTO-PROTOCOLS" >Cryptographic Protocols</A ></DT ><DT >11.5.2. <A HREF="crypto.html#SYMMETRIC-ENCRYPTION" >Symmetric Key Encryption Algorithms</A ></DT ><DT >11.5.3. <A HREF="crypto.html#PUBLIC-KEY-ENCRYPTION" >Public Key Algorithms</A ></DT ><DT >11.5.4. <A HREF="crypto.html#HASH" >Cryptographic Hash Algorithms</A ></DT ><DT >11.5.5. <A HREF="crypto.html#INTEGRITY-CHECK" >Integrity Checking</A ></DT ><DT >11.5.6. <A HREF="crypto.html#RMAC" >Randomized Message Authentication Mode (RMAC)</A ></DT ><DT >11.5.7. <A HREF="crypto.html#CRYPTO-OTHER" >Other Cryptographic Issues</A ></DT ></DL ></DD ><DT >11.6. <A HREF="use-pam.html" >Using PAM</A ></DT ><DT >11.7. <A HREF="tools.html" >Tools</A ></DT ><DT >11.8. <A HREF="windows-ce.html" >Windows CE</A ></DT ><DT >11.9. <A HREF="write-audit-records.html" >Write Audit Records</A ></DT ><DT >11.10. <A HREF="physical-emissions.html" >Physical Emissions</A ></DT ><DT >11.11. <A HREF="miscellaneous.html" >Miscellaneous</A ></DT ></DL ></DIV ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="php.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="passwords.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >PHP</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" > </TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Passwords</TD ></TR ></TABLE ></DIV ></BODY ></HTML >