ArchiveDecember 2012

Hotmail moves to SPF authentication

Hotmail has recently stopped using Sender ID for email authentication and switched to authenticating with SPF. The protocol differences between SenderID and SPF were subtle and most senders who were getting a pass at Hotmail were already publishing SPF records. From an email in my inbox from September: Authentication-Results: hotmail.com; sender-id=pass (sender IP is 65.55.240.72) header...

Data, data, elections and data

One of the interesting stories coming out of the recent US Presidential election is how much data the Obama Campaign collected about voters, volunteers and donors. Today Politico talks about how valuable that data is, and how many Democrats want to get their hands on it.

Confirmation Fails

Yesterday I talked about registration confirmations. Today I’m going to talk about a couple recent experiences with websites and their registration failures. The first experience was with Yelp. One of my readers decided I needed a Yelp account and created one using my laura-questions email address. Yelp understands that people will be jerks and so sent me an email to confirm the account. Hi...

Confirming website registrations

Confirming email addresses during a website registration process is a good practice. It stops people from creating fake accounts, abusing  resources and using that site as a mechanism for harassment. But simply sending out a confirmation mail is not sufficient to prevent problems, particularly when everything about the process assumes that unconfirmed registrations are actually valid and not...

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