Transaction

j"1LAnZuoQdcKCkpDBKQMCgziGMoPC4VQUckM|<div class="post">I have no doubt that hashing multiple times is secure, since it is specified in <a href="http://tools.ietf.org/html/rfc2898">PKCS #5</a> and other standards:<br/><div class="quoteheader">Quote</div><div class="quote">An iteration count has traditionally served the purpose of increasing the cost of producing keys from a password, thereby also increasing the difficulty of attack. For the methods in this document, a minimum of 1000 iterations is recommended. This will increase the cost of exhaustive search for passwords significantly, without a noticeable impact in the cost of deriving individual keys.</div></div> text/html