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requested but is not available in the environment.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/NoSuchProviderException.html#java.security.cert"><B>NoSuchProviderException</B></A></B><BR> This exception is thrown when a particular security provider is requested but is not available in the environment.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/Principal.html#java.security.cert"><B>Principal</B></A></B><BR> This interface represents the abstract notion of a principal, which can be used to represent any entity, such as an individual, a corporation, and a login id.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/Provider.html#java.security.cert"><B>Provider</B></A></B><BR> This class represents a "provider" for the Java Security API, where a provider implements some or all parts of Java Security, including: Algorithms (such as DSA, RSA, MD5 or SHA-1).</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/PublicKey.html#java.security.cert"><B>PublicKey</B></A></B><BR> A public key.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/SignatureException.html#java.security.cert"><B>SignatureException</B></A></B><BR> This is the generic Signature exception.</TD></TR></FONT></TD></TR></TABLE> <P><A NAME="java.security.interfaces"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2">Classes in <A HREF="../../java/security/package-summary.html">java.security</A> used by <A HREF="../../java/security/interfaces/package-summary.html">java.security.interfaces</A><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/InvalidParameterException.html#java.security.interfaces"><B>InvalidParameterException</B></A></B><BR> This exception is thrown when an invalid parameter is passed to a method.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/Key.html#java.security.interfaces"><B>Key</B></A></B><BR> The Key interface is the top-level interface for all keys.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/PrivateKey.html#java.security.interfaces"><B>PrivateKey</B></A></B><BR> A private key.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/PublicKey.html#java.security.interfaces"><B>PublicKey</B></A></B><BR> A public key.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/SecureRandom.html#java.security.interfaces"><B>SecureRandom</B></A></B><BR> This class provides a cryptographically strong pseudo-random number generator (PRNG).</TD></TR></FONT></TD></TR></TABLE> <P><A NAME="java.security.spec"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2">Classes in <A HREF="../../java/security/package-summary.html">java.security</A> used by <A HREF="../../java/security/spec/package-summary.html">java.security.spec</A><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/GeneralSecurityException.html#java.security.spec"><B>GeneralSecurityException</B></A></B><BR> This is the general security exception class, which serves to group all the exception classes of the <code>java.security</code> package that extend from it.</TD></TR></FONT></TD></TR></TABLE> <P><A NAME="java.sql"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2">Classes in <A HREF="../../java/security/package-summary.html">java.security</A> used by <A HREF="../../java/sql/package-summary.html">java.sql</A><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/BasicPermission.html#java.sql"><B>BasicPermission</B></A></B><BR> The BasicPermission class extends the Permission class, and can be used as the base class for permissions that want to follow the same naming convention as BasicPermission.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/Guard.html#java.sql"><B>Guard</B></A></B><BR> This interface represents a guard, which is an object that is used to protect access to another object.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/Permission.html#java.sql"><B>Permission</B></A></B><BR> Abstract class for representing access to a system resource.</TD></TR></FONT></TD></TR></TABLE> <P><A NAME="java.util"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2">Classes in <A HREF="../../java/security/package-summary.html">java.security</A> used by <A HREF="../../java/util/package-summary.html">java.util</A><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/BasicPermission.html#java.util"><B>BasicPermission</B></A></B><BR> The BasicPermission class extends the Permission class, and can be used as the base class for permissions that want to follow the same naming convention as BasicPermission.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/Guard.html#java.util"><B>Guard</B></A></B><BR> This interface represents a guard, which is an object that is used to protect access to another object.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/Permission.html#java.util"><B>Permission</B></A></B><BR> Abstract class for representing access to a system resource.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/PermissionCollection.html#java.util"><B>PermissionCollection</B></A></B><BR> Abstract class representing a collection of Permission objects.</TD></TR></FONT></TD></TR></TABLE> <P><A NAME="javax.sound.sampled"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2">Classes in <A HREF="../../java/security/package-summary.html">java.security</A> used by <A HREF="../../javax/sound/sampled/package-summary.html">javax.sound.sampled</A><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/BasicPermission.html#javax.sound.sampled"><B>BasicPermission</B></A></B><BR> The BasicPermission class extends the Permission class, and can be used as the base class for permissions that want to follow the same naming convention as BasicPermission.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/Guard.html#javax.sound.sampled"><B>Guard</B></A></B><BR> This interface represents a guard, which is an object that is used to protect access to another object.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><B><A HREF="../../java/security/class-use/Permission.html#javax.sound.sampled"><B>Permission</B></A></B><BR> Abstract class for representing access to a system resource.</TD></TR></FONT></TD></TR></TABLE> <P><HR><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_bottom"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_bottom_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3"> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" 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