Illustration of mobile phones with tracking codes, representing AT&T's change in privacy policy - Global Banking & Finance Review
This image depicts smartphones with tracking code graphics, symbolizing AT&T's recent decision to discontinue hidden tracking codes. This shift highlights growing consumer privacy concerns in the banking and finance sectors.
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AT&T STOPS ADDING WEB TRACKING CODES ON CELLPHONES

Published by Gbaf News

Posted on November 15, 2014

1 min read

· Last updated: May 15, 2020

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JACK GILLUM, Associated Press

AT&T Ends Use of Tracking Codes

WASHINGTON (AP) — AT&T Mobility says it is no longer attaching hidden Internet tracking codes to data transmitted from its smartphones.

That practice made it nearly impossible to shield its subscribers’ identities online. AT&T said the effort was part of a test and had passed the code along to websites that a user visited.

Verizon Maintains Tracking Practice

But Verizon Wireless, the country’s largest mobile firm, said Friday it still uses this type of tracking.

How Tracking Codes Affect Consumers

Those tracking codes are part of the latest plan by the cellular industry to keep tabs on consumers and their devices. The codes don’t explicitly contain personal information but they’re only sent to websites alongside personal details.

Growing Concerns Over Privacy

Consumers’ interest in privacy and their digital anonymity has intensified in recent years following revelations by former National Security Agency analyst Edward Snowden.

Key Takeaways

  • AT&T Mobility has discontinued its trial of hidden web tracking codes (“supercookies”) on smartphones.
  • Verizon Wireless continues to use such tracking codes, despite privacy concerns.
  • The tracking codes, while not containing personal data, can become identifying when combined with user-submitted information.
  • AT&T characterized its program as a test that has now been phased out, whereas Verizon still operates its relevant advertising initiative.

References

Frequently Asked Questions

What are these hidden tracking codes?
They are unique identifiers (“supercookies” or “perma‑cookies”) inserted into mobile web traffic by carriers to track browsing behavior.
Did AT&T permanently stop using them?
AT&T phased out the test program and stopped inserting the codes; it may restart a similar program in future but would allow opt‑out.
Is Verizon still using tracking codes?
Yes, Verizon continues to use similar tracking codes in its advertising program and, while users can opt out of data sharing, the code remains inserted.

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