Re: Security question

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Frank Stanovcak wrote:
> "VamVan" <vamseevan@xxxxxxxxx> wrote in message 
> news:12eb8b030901141421u6741b943q396bc784136b7508@xxxxxxxxxxxxxxxxx
>   
>> On Wed, Jan 14, 2009 at 2:22 PM, Frank Stanovcak
>> <blindspotpro@xxxxxxxxxxx>wrote:
>>
>>     
>>> This is mostly to make sure I understand how sessions are handled
>>> correctly.
>>> As far as sessions are concerned the variable data is stored on the 
>>> server
>>> (be it in memory or temp files), and never transmitted accross the net
>>> unless output to the page?  So this means I should be able to store the
>>> username and password for a program in session vars for quick 
>>> validations,
>>> and if I force rentry of the password for sensitive areas (every time) 
>>> even
>>> if someone mannages to spoof the sesid all they will have access to is 
>>> non
>>> sensitive areas?  This also assumes I, at least, quick validate at the
>>> start
>>> of every page immideately after starting the session.
>>>
>>>
>>>
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>>> PHP General Mailing List (http://www.php.net/)
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>>>
>>>
>>>       
>> Password should never be stored anywhere in clear text. You can store md5
>> version in session or database. As long as password is encrypted ure fine
>> and safe.
>>
>> Thanks,
>> V
>>
>>     
>
> Thanks V
> So if I store the hash in the db, and in the session var then I should be 
> resonably safe provided I salt the hash prior to storing it? 
>
>
>
>   
Yes, but don't use md5.  There are lookups available to help someone
crack it.   Try sha1:
http://us3.php.net/sha1

Thank you,
Micah Gersten
onShore Networks
Internal Developer
http://www.onshore.com




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