[LINK] Senate committee probes AGD's data retention activities

Kim Holburn kim at holburn.net
Mon Nov 1 18:24:24 AEDT 2010

On 2010/Nov/01, at 6:01 PM, Bernard Robertson-Dunn wrote:

> On 1/11/2010 5:38 PM, Ben McGinnes wrote:
>> The only information requested or needed in this case was standard
>> billing information, i.e. which username/email address had a
>> particular IP address at a particular time.  All stuff from the RADIUS
>> logs.
> Assumption: We are talking here about accessing email via an ISP 
> connection and POP.
> Questions:
> 1 Do (can) ISPs keep a log of IP addresses and webmail access?
> 2 Do ISPs keep logs of IP addresses of users of their SMPT gateways? 

For a number of reasons there is no easy way to tie a customer to an outgoing SMTP call.  For instance you might not be using a local ISP email address but just relaying though it, or you might use an external SMTP server or webmail server.

> Especially from outside their networks.
> I have up to five email addresses on my iinet account. Suppose I give 
> access to a friend or relative. Just 'cos I'm the account holder doesn't 
> mean I'm the user.

Kim Holburn
IT Network & Security Consultant
T: +61 2 61402408  M: +61 404072753
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