1<body> 2This package contains a set of utilities for client side Authentication Challenge handling. It has been 3adapted from the SIP communicator project and generously dontated to the JAIN-SIP project 4It is not part of the standard JAIN-SIP implementation at this point but is being considered for 5addition as this is an operation that is commonly required by all SIP clients; it is hence a good capability 6to include in a library such as JAIN-SIP. 7 8<p/> Primary authors of this code are Emil Ivov with corrections from Jeroen van Bemmel. 9 10</body>