
SaverSpy
What Happened
In September 2018, security researcher Bob Diachenko discovered a massive collection of personal details exposed in an unprotected Mongo DB instance. The data appears to have been used in marketing campaigns (possibly for spam purposes) but had little identifying data about it other than a description of "Yahoo_090618_ SaverSpy". The data set provided to HIBP had almost 2.5M unique email addresses (all of which were from Yahoo!) alongside names, genders and physical addresses.
Compromised Data
Recommended Actions
Monitor for Suspicious Activity
Watch for unusual login attempts, spam and phishing emails.
Breach Overview
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Affected Accounts:
2.5 million
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Breach Occurred:
September 2018
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Added to HIBP:
25 Sep 2018
Breach Classification
HIBP enables you to discover if your account was exposed in most of the data breaches by directly searching the system. However, certain breaches are particularly sensitive in that someone's presence in the breach may adversely impact them if others are able to find that they were a member of the site.
A sensitive data breach can only be searched by the verified owner of the email address being searched for. This is done via the notification system which involves sending a verification email to the address with a unique link.
There are presently 74 sensitive breaches in the system including Adult FriendFinder, Ashley Madison, and others.
Recommended Actions
Change Your Password
If you haven't changed your SaverSpy password since 2018, do so immediately.
Enable Two-Factor Authentication
Add an extra layer of security to your account.
Check Other Accounts
If you used the same password elsewhere, change those too.
Monitor for Suspicious Activity
Watch for unusual login attempts or messages from your account.