BitWise IM 1.0.6 has been released for Windows, Mac OS X and Linux. Major new features include: BitWise Plus, an upgrade to BitWise Personal that provides identity verification and stronger encryption, UPnP support on Windows XP, native toolbars on Mac OS X Tiger, stacking corner popups, new status bar icons, UI enhancements, and platform-specific improvements and bug fixes on all platforms. See the versions page for a complete list of changes, or download now.
For more information about BitWise Plus, see the Encryption Keys page or the RSA Key Information and Usage page.