Zeroday Emergency Response Team is stepping up to meet a need not fulfilled by vendors. ZERT can act faster than the vendor because ZERT operates in a freer environment. Perhaps we’ll see a more rapid release of a use-at-your-own-risk patch from vendors, followed by a tested-for-stability patch. It’s tough to believe that people without access to source code are developing fixes faster that the creators of software. It’s a tough question: Wait and be owned, or turn to a third party?”]
Source: https://taosecurity.blogspot.com/2006/09/zert-evolution.html