Why is it important to publish source code for peer review?
PGP Corporation is unique among commercial security software developers for its corporate policy of publishing product source code for peer review. This unparalleled level of insight into PGP products allows customers and security experts alike to review PGP implementations and provide valuable technical feedback to the company. “Many in the security industry philosophically believe that widely published source code is the only way to give [a product] vigorous review and improve its security.