Security Update 2010-004 (Leopard-Client)
Security Update 2010-004 is recommended for all users and improves the security of Mac OS X. Previous security updates have been incorporated into this security update.
For information on the security content of this update, please visit this website: http://support.apple.com/kb/HT1222
SHA 1 digest = 71641a873f08251873d996f4199ff7e248966438
For explanation of what a SHA1 digest is, please visit this website: Mac OS X: How to verify a SHA-1 digest.