The Mireth Technology Corporation has released an OS X version of NetShred 3.3. NetShred is an internet privacy utility designed to prevent a history trail being created in a users browser and email. The update features support for Mailsmith from Bare Bones Software. According to The Mireth Corporation:
Mireth Technology has released version 3.3 of NetShred X, itis popular privacy utility that automatically shreds Web browser cache, browser history files, download cache, email trash and Apple junk mail.
Version 3.3 adds support for Mailsmith.
You can find more information about the NetShred update at the Mireth Technology Corporation Web site. NetShred 3.3 is free for registered users, while the full version available for US$19.95.