Security Update 2007-004 Available

Apple released a security update (Security Update 2007-004) available for PPC, Universal, 10.4 and 10.3.9 client and server.

Security Update 2007-004 is recommended for all users and improves the security of the following components:
AFP Client
AirPort
CarbonCore
diskdev_cmds
fetchmail
ftpd
gnutar
Help Viewer
HID Family
Installer
Kerberos
Libinfo
Login Window
network_cmds
SMB
System Configuration
URLMount
Video Conference
WebDAV
For explanation of what a SHA1 digest is, please visit this website: http://www.info.apple.com/kbnum/n75510
For detailed information on Security Updates, please visit this website: http://www.info.apple.com/kbnum/n61798