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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_02) on Wed Mar 22 19:19:20 PST 2006 --><TITLE>Uses of Interface javacard.security.Key (Java Card API and Subsets)</TITLE><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="Uses of Interface javacard.security.Key (Java Card API and Subsets)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../javacard/security/Key.html" title="interface in javacard.security"><FONT CLASS="NavBarFont1"><B>Class</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Use</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM><b>Java Card </b><br><font size="-1">v2.2.2</font></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> PREV NEXT</FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html?javacard/security//class-useKey.html" target="_top"><B>FRAMES</B></A> <A HREF="Key.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><CENTER><H2><B>Uses of Interface<br>javacard.security.Key</B></H2></CENTER><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">Packages that use <A HREF="../../../javacard/security/Key.html" title="interface in javacard.security">Key</A></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><A HREF="#javacard.security"><B>javacard.security</B></A></TD><TD>Provides classes and interfaces that contain publicly-available functionality
for implementing a security and cryptography framework on the Java Card platform. </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><A HREF="#javacardx.crypto"><B>javacardx.crypto</B></A></TD><TD>Extension package that contains functionality, which may be subject to export
controls, for implementing a security and cryptography framework on the Java Card platform. </TD></TR></TABLE> <P><A NAME="javacard.security"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">Uses of <A HREF="../../../javacard/security/Key.html" title="interface in javacard.security">Key</A> in <A HREF="../../../javacard/security/package-summary.html">javacard.security</A></FONT></TH></TR></TABLE> <P><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"><TH ALIGN="left" COLSPAN="2">Subinterfaces of <A HREF="../../../javacard/security/Key.html" title="interface in javacard.security">Key</A> in <A HREF="../../../javacard/security/package-summary.html">javacard.security</A></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> interface</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javacard/security/AESKey.html" title="interface in javacard.security">AESKey</A></B></CODE><BR> <code>AESKey</code> contains a 16/24/32 byte key for AES computations based on the Rijndael algorithm.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> interface</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javacard/security/DESKey.html" title="interface in javacard.security">DESKey</A></B></CODE><BR> <code>DESKey</code> contains an 8/16/24-byte key for single/2 key triple DES/3 key triple DES operations.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> interface</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javacard/security/DSAPrivateKey.html" title="interface in javacard.security">DSAPrivateKey</A></B></CODE><BR> The <code>DSAPrivateKey</code> interface is used to sign data using the DSA algorithm.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> interface</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javacard/security/DSAPublicKey.html" title="interface in javacard.security">DSAPublicKey</A></B></CODE><BR> The <code>DSAPublicKey</code> interface is used to verify signatures on signed data using the DSA algorithm.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> interface</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javacard/security/ECPrivateKey.html" title="interface in javacard.security">ECPrivateKey</A></B></CODE><BR> The <CODE>ECPrivateKey</CODE> interface is used to generate signatures on data using the ECDSA (Elliptic Curve Digital Signature Algorithm) and to generate shared secrets using the ECDH (Elliptic Curve Diffie-Hellman) algorithm.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> interface</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javacard/security/ECPublicKey.html" title="interface in javacard.security">ECPublicKey</A></B></CODE><BR> The <CODE>ECPublicKey</CODE> interface is used to verify signatures on signed data using the ECDSA algorithm and to generate shared secrets using the ECDH algorithm.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> interface</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javacard/security/HMACKey.html" title="interface in javacard.security">HMACKey</A></B></CODE><BR> <code>HMACKey</code> contains a key for HMAC operations.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> interface</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javacard/security/KoreanSEEDKey.html" title="interface in javacard.security">KoreanSEEDKey</A></B></CODE><BR> <code>KoreanSEEDKey</code> contains an 16-byte key for Korean Seed Algorithm operations.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> interface</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javacard/security/PrivateKey.html" title="interface in javacard.security">PrivateKey</A></B></CODE><BR> The <code>PrivateKey</code> interface is the base interface for private keys used in asymmetric algorithms.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">⌨️ 快捷键说明
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