Re: Default password hash

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On 06/09/12 04:34, Mike Tancsa wrote:
> On 6/8/2012 8:51 AM, Dag-Erling Sm繪rgrav wrote:
>> We still have MD5 as our default password hash, even though
>> known-hash attacks against MD5 are relatively easy these days.
>> We've supported SHA256 and SHA512 for many years now, so how
>> about making SHA512 the default instead of MD5, like on most
>> Linux distributions?
> 
> Actually, any chance of MFC'ing SHA256 and 512 in RELENG_7 ?  Its 
> currently not there.

Ping me next Friday if nobody else would volunteer.

> RELENG_7 is supported until 2013
> 
> Sort of a security issue considering this assessment of MD5
> 
> http://phk.freebsd.dk/sagas/md5crypt_eol.html
> 
> 
> ---Mike
> 
> 
> 
>> 
>> Index: etc/login.conf 
>> ===================================================================
>>
>> 
- --- etc/login.conf      (revision 236616)
>> +++ etc/login.conf      (working copy) @@ -23,7 +23,7 @@ # AND
>> SEMANTICS'' section of getcap(3) for more escape sequences).
>> 
>> default:\ -       :passwd_format=md5:\ +
>> :passwd_format=sha512:\ :copyright=/etc/COPYRIGHT:\ 
>> :welcome=/etc/motd:\ 
>> :setenv=MAIL=/var/mail/$,BLOCKSIZE=K,FTP_PASSIVE_MODE=YES:\
>> 
>> DES
> 
> 

- -- 
Xin LI <delphij@delphij.net>	https://www.delphij.net/
FreeBSD - The Power to Serve!		Live free or die
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