"Whitelisting applications" - I think we already have it.

http://www.channelregister.co.uk/2012/04/24/intelligent_whitelisting/
"The firm is marketing its brand of trust-based application control and whitelisting as a better way of tackling the growing malware menace posed by targeted attacks on security suites from the likes of Symantec and McAfee."



I think we already have it, its;

yum  --disablerepo="*" --enablerepo=fedora --enablerepo=updates list