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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Frameset//EN""http://www.w3.org/TR/REC-html40/frameset.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc on Thu Apr 27 23:24:12 PDT 2000 --><TITLE>Java 2 Platform SE v1.3: Uses of Interface java.security.PublicKey</TITLE><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"></HEAD><BODY BGCOLOR="white"><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_top"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3"> <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="../../../java/security/PublicKey.html"><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-files/index-1.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<sup><font size=-2>TM</font></sup> 2 Platform<br>Std. Ed. v1.3</b></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" TARGET="_top"><B>FRAMES</B></A> <A HREF="PublicKey.html" TARGET="_top"><B>NO FRAMES</B></A></FONT></TD></TR></TABLE><!-- =========== END OF NAVBAR =========== --><HR><CENTER><H2><B>Uses of Interface<br>java.security.PublicKey</B></H2></CENTER><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2">Packages that use <A HREF="../../../java/security/PublicKey.html">PublicKey</A></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><A HREF="#java.security"><B>java.security</B></A></TD><TD>Provides the classes and interfaces for the security framework. </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><A HREF="#java.security.cert"><B>java.security.cert</B></A></TD><TD>Provides classes and interfaces for parsing and managingcertificates. </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><A HREF="#java.security.interfaces"><B>java.security.interfaces</B></A></TD><TD>Provides interfaces for generating RSA (Rivest, Shamir andAdleman AsymmetricCipher algorithm)keys as defined in the RSA Laboratory Technical NotePKCS#1, and DSA (Digital SignatureAlgorithm) keys as defined in NIST's FIPS-186. </TD></TR></TABLE> <P><A NAME="java.security"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2">Uses of <A HREF="../../../java/security/PublicKey.html">PublicKey</A> in <A HREF="../../../java/security/package-summary.html">java.security</A></FONT></TD></TR></TABLE> <P><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"><TD COLSPAN=2>Methods in <A HREF="../../../java/security/package-summary.html">java.security</A> that return <A HREF="../../../java/security/PublicKey.html">PublicKey</A></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../java/security/PublicKey.html">PublicKey</A></CODE></FONT></TD><TD><CODE><B>KeyFactory.</B><B><A HREF="../../../java/security/KeyFactory.html#generatePublic(java.security.spec.KeySpec)">generatePublic</A></B>(<A HREF="../../../java/security/spec/KeySpec.html">KeySpec</A> keySpec)</CODE><BR> Generates a public key object from the provided key specification (key material).</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../java/security/PublicKey.html">PublicKey</A></CODE></FONT></TD><TD><CODE><B>Identity.</B><B><A HREF="../../../java/security/Identity.html#getPublicKey()">getPublicKey</A></B>()</CODE><BR> <B>Deprecated.</B> Returns this identity's public key.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../java/security/PublicKey.html">PublicKey</A></CODE></FONT></TD><TD><CODE><B>KeyPair.</B><B><A HREF="../../../java/security/KeyPair.html#getPublic()">getPublic</A></B>()</CODE><BR> Returns a reference to the public key component of this key pair.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../java/security/PublicKey.html">PublicKey</A></CODE></FONT></TD><TD><CODE><B>Certificate.</B><B><A HREF="../../../java/security/Certificate.html#getPublicKey()">getPublicKey</A></B>()</CODE><BR> <B>Deprecated.</B> Returns the key of the principal-key pair being guaranteed by the guarantor.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected abstract <A HREF="../../../java/security/PublicKey.html">PublicKey</A></CODE></FONT></TD><TD><CODE><B>KeyFactorySpi.</B><B><A HREF="../../../java/security/KeyFactorySpi.html#engineGeneratePublic(java.security.spec.KeySpec)">engineGeneratePublic</A></B>(<A HREF="../../../java/security/spec/KeySpec.html">KeySpec</A> keySpec)</CODE><BR> Generates a public key object from the provided key specification (key material).</TD></TR></TABLE> <P><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"><TD COLSPAN=2>Methods in <A HREF="../../../java/security/package-summary.html">java.security</A> with parameters of type <A HREF="../../../java/security/PublicKey.html">PublicKey</A></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B>Identity.</B><B><A HREF="../../../java/security/Identity.html#setPublicKey(java.security.PublicKey)">setPublicKey</A></B>(<A HREF="../../../java/security/PublicKey.html">PublicKey</A> key)</CODE><BR> <B>Deprecated.</B> Sets this identity's public key.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected abstract void</CODE></FONT></TD><TD><CODE><B>SignatureSpi.</B><B><A HREF="../../../java/security/SignatureSpi.html#engineInitVerify(java.security.PublicKey)">engineInitVerify</A></B>(<A HREF="../../../java/security/PublicKey.html">PublicKey</A> publicKey)</CODE><BR> Initializes this signature object with the specified public key for verification operations.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B>SignedObject.</B><B><A HREF="../../../java/security/SignedObject.html#verify(java.security.PublicKey, java.security.Signature)">verify</A></B>(<A HREF="../../../java/security/PublicKey.html">PublicKey</A> verificationKey, <A HREF="../../../java/security/Signature.html">Signature</A> verificationEngine)</CODE><BR> Verifies that the signature in this SignedObject is the valid signature for the object stored inside, with the given verification key, using the designated verification engine.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B>Signature.</B><B><A HREF="../../../java/security/Signature.html#initVerify(java.security.PublicKey)">initVerify</A></B>(<A HREF="../../../java/security/PublicKey.html">PublicKey</A> publicKey)</CODE>⌨️ 快捷键说明
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