Date: Mon, 3 Sep 2012 21:08:45 +0200 From: Frank Dittrich <frank_dittrich@...mail.com> To: john-dev@...ts.openwall.com Subject: Re: How should one select PLAINTEXT_LENGTH in a format On 08/23/2012 04:37 PM, Claudio André wrote: > How do i choose a number to use as the maximum length of a plaintext > password. 16, 24, 32, ...? > > Do you guys have a rule? Or, at least, advices? In addition to what others suggested: -IMHO it makes not much sense to support a maximum length which is larger than what the software which uses the hash format supports -it is a good idea to document the maximum plaintext length (in bytes/and or charachers) supported by the software which uses the hash format (if you are afraid that maximum length might change over time, document the release you checked) Frank
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