Someone recently stole 6.5 million passwords from LinkedIn, publishing a list of SHA1 password hashes. We explain why we think these weren't brute forced.
DMARC is a new specification that helps domain owners find out how their domain is being used in the context of email.
How we built the new MailChannels web site
Help us find a Sales Engineer, and we'll give you an iPad 3
Spamhaus blacklists the Direct Marketing Association (DMA)
Outbound spam filtering for IaaS providers
Is Email Really Dying in the Enterprise?
At least one compromised web site has been discovered, which runs Bitcoin mining software within visitors' web browsers.
South Korea to Block Port 25
Spamhaus thinks governments should cut off funds to spammers
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