Changing Password Schemes

Carl A Jeptha cajeptha at gmail.com
Sat Apr 30 18:52:13 UTC 2016


Sorry not truncated:
{SHA512-CRYPT}$6$wEn1UFuiMzl9OSjd$Vh/PZ95WDID1GwI02QWAQNNfY5.Rk9zcSetYTgRfo4SPKf8qzMXsruvvS8uaSUidlvwDTLLSr3cVsQx2e6cu2/

------------
You have a good day now, en mag jou môre ook so wees,

Carl A Jeptha

On 2016-04-30 14:58, Patrick Domack wrote:
> This looks good, except it is truncated, it should be something like 
> 95chars long, Is your hash column set to 128 or up around there or 
> larger?
>
>
> Quoting Carl A Jeptha <cajeptha at gmail.com>:
>
>> Sorry for double reply, but this what a password looks like in the 
>> "hashed" password column:
>> {SHA512-CRYPT}$6$wEn1UFuiMzl9OSjd$Vh/PZ95WDID1GwI2
>>
>> ------------
>> You have a good day now, en mag jou môre ook so wees,
>>
>> On 2016-04-30 01:14, Gedalya wrote:
>>> That's not SHA512-CRYPT. That's just a simple sha512 of the 
>>> password, without salt.
>>>
>>> A SHA512-CRYPT password will be generated with:
>>>
>>> printf "1234\n1234" | doveadm pw -s SHA512-CRYPT
>>>
>>> or:
>>>
>>> doveadm pw -s SHA512-CRYPT -p 1234
>>>
>>> or:
>>>
>>> mkpasswd -m sha-512 1234
>>>
>>> (without the "{SHA512-CRYPT}" prefix)
>>>
>>> What exactly is the difficulty you are having with converting the 
>>> passwords?
>>> What database engine are you using?
>>>
>>>
>>> On 04/29/2016 03:20 PM, Bill Shirley wrote:
>>>> Looks like an SQL update would do this:
>>>> UPDATE `users`
>>>> SET `passwd_SHA512` = SHA2(`passwd_clear`, 512);
>>>>
>>>> Bill
>>>>
>>>> On 4/29/2016 9:07 AM, Carl A Jeptha wrote:
>>>>> converting the passwords in the database from clear/plain text to 
>>>>> SHA512-CRYPT



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