Wandering Thoughts archives

2015-12-27:	A confession: I find rejecting spam at SMTP time to be more satisfying
2015-12-20:	There are three places spam filtering can happen these days
2015-12-01:	Red Hat has really doubled down on being email spammers
2015-11-04:	Outlook.com now has collected some SBL listings
2015-11-02:	When setting up per-thing email addresses, make sure you can turn them off
2015-10-27:	Some theories about what spammers get out of using null sender addresses
2015-10-26:	The null sender spammers now seem to be entrenched on outlook.com
2015-10-05:	How many recent sender domains are in the Spamhaus DBL
2015-09-20:	Spam from outlook.com has gotten worse (well, for me)
2015-09-17:	We know what you are
2015-08-15:	Spam scoring systems are often not deliberately designed
2015-08-14:	My current views on using DomainKeys (DKIM) here
2015-07-27:	Spammers mine everything, Github edition
2015-07-19:	'Retail' versus 'wholesale' spam
2015-06-19:	Sometimes looking into spam for a blog entry has unexpected benefits
2015-06-12:	Red Hat are marketing email spammers now (in the traditional way)
2015-05-25:	Email providers cannot stop spam by scanning outgoing email
2015-05-22:	Unsurprisingly, Amazon is now running a mail spamming service
2015-04-29:	The '`EHLO ylmf-pc`' plague of SMTP authentication guessers
2015-04-12:	Spam victims don't care what business unit is responsible for the spam
2015-03-27:	Looking more deeply into some SMTP authentication probes
2015-03-21:	Spammers show up fast when you open up port 25 (at least sometimes)
2015-02-27:	Email from generic word domains is usually advance fee fraud spam
2015-02-22:	Unsurprisingly, random SMTP servers do get open relay probes
2015-01-27:	Our current email anti-virus system is probably ineffective now
2015-01-12:	I've now seen comment spam attempts from Tor exit nodes

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By month for 2015: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec; before 2015; after 2015.