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Best Practices

How Do Email Complaint Feedback Loops Work?

Email Feedback Loops help organizations ensure that they’re only sending marketing emails to people that want to receive it.

Best Practices

Top SMTP Error Messages - June 2016

A list of the world's most popular SMTP response codes and what they mean.

Best Practices

Why Outgoing Spam Filtering Can And Should Be Done Transparently

Outgoing spam filtering is lawful and effective when implemented as a transparent SMTP filter. We explain why.

Corporate

MailChannels Named Top Tech Company In Rocket Builders' "Ready To Rocket" List

At MailChannels, we're big supporters of BC's tech community, and we're honoured to be included to this list. Congratulations to all the winners!

Engineering

Tackling Greylisting In MailChannels Cloud

Greylisting - a common anti-spam technique - presents a serious challenge for large email delivery services. Find out how we tackled greylisting.

Best Practices

Should I Build My Own Mail Server?

Why building your own mail server might not be such a good idea.

Best Practices

Spamhaus Responds To SoftLayer's Brazilian Problem

Today, Spamhaus released an analysis of an ongoing spamming issue at IBM's SoftLayer web hosting subsidiary.

Engineering

STARTTLS Adoption Update

In May 2013, Facebook published a detailed survey of Transport Layer Security encryption usage by the world's email servers.

Best Practices

New ways to battle eavesdropping

How can Transport Layer Security (TLS) protect the contents of your email messages from being revealed to sophisticated attackers?

Trends

Uber leaks trip data and personal info via a simple Google search

Fetching this Google search URL provides a listing of random Uber trips that were somehow indexed by the search giant's spider...

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