+1 for having an configurable option to use an old password. This gives
security admins the flexibility to decide what best suite there security
policies.

On Mon, Jun 20, 2016 at 4:35 PM, Dulanja Liyanage <[email protected]> wrote:

> Yes, but in a scenario where multi-factor authentication is used, risk
> might be minimal. Also, if the server is catering only internal
> requirements, like in a corporate department, and not exposed to the
> outside, having to change the password every 3 months or so on might affect
> the usability. People tend to run out of passwords that could be easily
> remembered. Then they might opt to write it somewhere.
>
> My suggestion is: default should be to force the user and not give him/her
> the option to use the old password, but make it configurable so the
> scenarios I mentioned above could be catered, if required. WDYT?
>
> On Mon, Jun 20, 2016 at 12:44 PM, Milan Perera <[email protected]> wrote:
>
>>
>> ​Hi Dulanja,​
>>
>>
>>> There can be a requirement where the system forces the user to change
>>> the password, but at the same time give him the option to use the old
>>> password. I've seen some financial organizations doing this.
>>>
>>>>
>>>>>
>> IMO, letting use of one of ​old password again creates a security threat.
>> Isn't it?
>>
>> Regards,
>> --
>> *Milan Perera *| Software Engineer
>> WSO2, Inc | lean. enterprise. middleware.
>> #20, Palm Grove, Colombo 03, Sri Lanka
>> Mobile: +94 77 309 7088 | Work: +94 11 214 5345
>> Email: [email protected] <[email protected]> | Web: www.wso2.com
>> <http://lk.linkedin.com/in/milanharinduperera>
>>
>
>
>
> --
> Thanks & Regards,
> Dulanja Liyanage
> Lead, Platform Security Team
> WSO2 Inc.
>
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>
>


-- 
Best Regards,
Prasad.
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