Backblaze is a US-based cloud storage and online backup provider that services customers from 175 countries and holds in its storage over 1 Exabyte of data.
Earlier this month a user reported to Backblaze the fact that the B2 web UI looked like it was submitting all of the names and sizes of his files in the B2 bucket to Facebook.
WTF? @backblaze 's B2 web UI seems to submit all of the names and sizes of my files in my B2 bucket to facebook. I noticed because I saw "waiting for facebook .com" at the bottom while trying to download a backup…
?!?!?!?
I even opted out of their tracking widget thing! pic.twitter.com/IkqkGNTkSi
— Ben Cox (@Benjojo12) March 21, 2021
Backblaze has now removed the Facebook tracking code, otherwise known as an advertising pixel. This tracking code was accidentally added to the web UI pages and was accessible only to logged-in customers.
The tracking code was added by mistake when a new Facebook advertising campaign started on On March 8th.
Believe that's the Facebook pixel we use for tracking, we've forwarded to our web team for review in case that is not intended behavior.
— Backblaze (@backblaze) March 21, 2021
Facebook advertising pixel is usually used on marketing pages, but for this specific campaign, the pixel was configured to run on all platform pages.
We promptly investi ..
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