- 2017-12-30 SPF, DKIM, DMARC
By following these two guides: "Getting DKIM, DMARC and SPF to work with Postfix, OpenDKIM and OpenDMARC" and "How to eliminate spam and protect your name with...
- 2017-12-25 Testing strategies
Here are two approaches to testing code that sends email, that I have stumbled over recently:
Ethereal "is a fake SMTP service, mostly aimed at Nodemailer...
- 2017-03-10 Dear New York Times
This email address is perfectly valid - '+' is allowed in the local-part, i.e. before the '@' sign.
- 2016-06-12 Quick "host is up"
Using ping(8) to determine whether a host on the local network is up is easy, but a bit slow - especially if what you are doing is checking whether it makes...
- 2012-10-14 Mailing list netiquette
Am I the only one who finds it exceedingly rude when people send you direct copies of their replies on mailing lists?
Why would anyone do that? I am on the...
- 2012-07-04 Configuring Postfix for SPF
I am trying to configure Postfix to check SPF, and if that passes, then skip the usual greylisting.
It turns out people have asked about this before. Here...
- 2010-05-29 Valid characters in the local part of email addresses
Here is a nice summary: Characters in the local part of a mail address.
So start accepting '+' dumbasses!
(Via Comparing E-mail Address Validating Regular...
- 2010-02-13 Google Buzz fizzes out
It sounds like Googles new Buzz thingamajig has some annoying problems especially to users of Googles services that aren't drenched in only friends.
- 2004-09-27 hashcash
SpamAssassin recently incorporated hashcash-support. Why not start using it? Or vote to have it included in more email-programs.
Google's Gmail recently started...
- 2004-06-07 Greylisting
I am trying out Greylisting as well, please report any problems - missing email and so on.
I have turned it off again. It has too many adverse effects on machines...
- 2003-07-18 Surf's up, dude
"Annie later told me that the stewardess who had gone to fetch her said
that she thought the button was something that the security people...