Re: [saag] Ubiquitous Encryption: spam filtering

> There is some text in the draft. If we missed anything or didn't go into
> enough detail yet, contributions are welcome, especially if you are active
> in this area.

I guess I count as active in this area.  Will send text when I'm not 
pretending to pay attention in an ICANN session.

R's,
John

PS: Editorial nit: "SPAM" is pink meat, "spam" is unwanted messages.

>
> Thank you!
>
> On Tue, Jun 23, 2015 at 11:19 AM, John Levine <johnl@taugh.com> wrote:
>
>> I can't find in the archives whether the ubiquitous encryption
>> discussion has looked at the knotty issues of spam filtering.
>>
>> It's a really hard problem -- filtering is essential to keep mail
>> usable, both due to the sheer volume of the spam and the need to keep
>> phishing and malware away from recipients.  You can do some filtering
>> on the envelope, but there's no substitute for looking at the contents
>> of the message.
>>
>> All of the middlebox issues apply, it's much easier to do the
>> filtering on a large shared server than at endpoints.  Partly that's
>> because the endpoints often have limited bandwidth and compute power
>> (think phones) and partly it's because effective filtering needs to
>> consult shared frequently updated lists of malware signatures and
>> malicious urls.
>>
>> R's,
>> John
>>
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>
>
>
>

Regards,
John Levine, johnl@taugh.com, Taughannock Networks, Trumansburg NY
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