So, lets just save the trouble and get rid of them altogether.
Original article can be found here: http://twigstechtips.blogspot.com/2009/08/windows-7-disable-file-security-warning.html
I really hate those "are you sure" security questions. They just dull your senses towards security and people just learn to click through them anyways.
Based of Original article found here: http://technet.microsoft.com/en-us/library/bb123543.aspx#Step3
To create your first SendDomainSecureList:
Set-TransportConfig -TLSSendDomainSecureList woodgrovebank.com
Apache Hadoop is equipped with a robust and scalable security infrastructure. These notes are intended to cluster administrators fine-tune the security settings of their clusters.
Quality of Protection:
Security infrastructure for Hadoop RPC uses Java SASL APIs. Quality of Protection (QOP) settings can be used to enable encryption for Hadoop RPC protocols.
Java SASL provides following QOP settings: