YAC 6.10.450 can be downloaded from our website for free. The actual developer of the free program is Elex do Brasil Participações Ltda. Technology Inc. The program relates to Security Tools.
From the developer:
Cleanup junk files / plugin, automatically clean surfing traces to protect your privacy.
You may want to check out more software, such as GNU Privacy Guard, STOPzilla! AVM 2013 AntiVirus Suite or Dr.Web Anti-virus, which might be related to YAC.