I have an application that requires that I validate some input
information from a third party using an HMAC hash with a specified
16-byte (32 character) key.
In my searching, I have found plenty of utility classes for doing MD5

I'm writing a security manager that I want to grant all permission to
classes loaded by my loader or JRE classes, otherwise no permissions.
My problem is that in checkPermission() , the calls to get class
loaders (of thread / class context) cause checkPermission() calls

Looking over these two newsgroups (including the Google search views), they
don't seem to be the best places to ask, so I think the primary question
should be "Where should I ask this question?" I have seen some reports of
very similar symptoms, but they were in Linux and ...

I wrote an application to encrypt files with help of java.
I use PBEWithMD5AndTripleDES,  8-byte Salt, iterationCount =  1000;
I takes only a few seconds to crypt a 100 mb file but when I do the
same with e.g. czip it takes almost a minute?

I want code to connect to https by using httpunit
it is  possible to get source code of http page by usin URLConnection
class
by this code :

how is it possible to backdoor a java based chat room?
www.iskon.hr/chat/chat.jsp

Here's a scenario.. I have the following interface:
===============================
package com.mypublicpackage;
public interface MyInterface {

I'm trying to implement single sign-on using jCIFS. I'm having
difficulties with Kerberos on some clients. For some reason, the web
browser on my machine defaults to NTLM authentication, and that's
working fine. The problem I'm having is when a client tries to use

This post probably get's my name on the NSA watch list but I'm in need
of
an example on how to use the java.security.spec.EllipticCurve class.
It's been in the jdk since 1.5 but cannot find any examples on how to

I wrote a Client application, which accesses the server via a
RMI-SSL-connection (Java 1.5, SslRMIClientSocketFactory). The public
certificate of the server, which is necessary for checking the server's
identity is stored in a file 'Client.truststore' and the location is told