[ExI] META: Gmail security checks

BillK pharos at gmail.com
Sat Feb 18 15:06:59 UTC 2017

In a session at the RSA Conference here, Elie Bursztein, anti-fraud
and abuse research team lead at Google, detailed the many technologies
and processes that Google uses to protect users and the Gmail service
itself from exploitation.



Quite an amazing range of email protection techniqes!

It is probably the DKIM (DomainKeys Identified Mail) system for
signing emails that is causing gmail to flag Exi posts from Yahoo
email as Spam, because the Exi list server edits the email and breaks
the DKIM signature.

As Yahoo email has had weak security and been hacked several times it
is probably time Yahoo users got a new email account.
"Yahoo has discovered a 3-year-old security breach that enabled a
hacker to compromise more than 1 billion user accounts, breaking the
company’s own humiliating record for the biggest security breach in



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