Cheng v. T-Mobile USA Inc.

CourtDistrict Court, S.D. New York
DecidedSeptember 29, 2023
Docket1:22-cv-03996
StatusUnknown

This text of Cheng v. T-Mobile USA Inc. (Cheng v. T-Mobile USA Inc.) is published on Counsel Stack Legal Research, covering District Court, S.D. New York primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
Cheng v. T-Mobile USA Inc., (S.D.N.Y. 2023).

Opinion

UNITED STATES DISTRICT COURT SOUTHERN DISTRICT OF NEW YORK ------------------------------------------------------------x CALVIN CHENG,

Plaintiff, 22-cv-3996 (PKC) -against-

OPINION AND ORDER

T-MOBILE USA, INC.,

Defendants. ------------------------------------------------------------x

CASTEL, U.S.D.J. Plaintiff Calvin Cheng arranged to sell fifteen bitcoins, worth approximately $750,000, to a person he believed to be Brandon Buchanan, a nonparty to this case. Unfortunately, it was not Buchanan on the other end of the transaction, but someone who had seized control of Buchanan’s mobile phone account—and thereafter certain aspects of Buchanan’s internet presence—after executing a “SIM-swap attack.” Cheng transferred his bitcoins to this unknown imposter, but he never received payment. Cheng now brings this action against T-Mobile, Buchanan’s mobile service provider. He claims that he has been injured by T-Mobile’s failure to protect Buchanan’s customer information, which in turn led to the SIM-swap attack that resulted in his injury. He brings several state law claims sounding in negligence—claiming T-Mobile owed him a duty of care as someone doing business with its customers—as well as a state law consumer protection claim and two statutory federal claims. T-Mobile moves to dismiss the Complaint in its entirety. BACKGROUND I. Factual Background The well-pleaded facts recounted below are taken from the Complaint and are assumed to be true for the purposes of this motion. In re Elevator Antitrust Litig., 502 F.3d 47, 50 (2d Cir. 2007). (ECF 1.) (“Complaint” or “Compl.”)

Brandon Buchanan, a nonparty to this case, was the co-founder and managing partner of Iterative Capital, which the Complaint describes as a hybrid investment fund involved in cryptocurrency trading. (Compl. ¶ 44.) Buchanan had been a customer of T-Mobile since 2016 and had been the victim of a previous SIM-swap attack in 2018. (Compl. ¶¶ 45, 46.) The Complaint describes “SIM-swapping” as a form of “account takeover fraud . . . whereby a criminal third-party convinces a wireless carrier like T-Mobile to transfer access to one of its legitimate customers’ cellular phone number from the legitimate customer’s registered SIM- card—a small portable chip that houses identification information connecting an account to the wireless carrier’s network—to a SIM-card controlled by the criminal third-party.” (Compl. ¶ 13.) The Complaint alleges that T-Mobile has been on notice about the danger of SIM-swapping

for many years and that there have been many well-publicized incidents of SIM-swap attacks against T-Mobile customers. (Compl. ¶¶ 20–31.) After the 2018 incident, T-Mobile agreed to implement certain security measures on Buchanan’s customer account. These included a prohibition on the transfer of Buchanan’s phone number and SIM data to a new device unless Buchanan himself appeared in person and provided a secret Personal Identification Number (PIN). (Compl. ¶ 48.) Buchanan paid extra for this “ID theft protection” service. (Compl. ¶ 49.)

2 Sometime in May 2020, Buchanan was the victim of a second SIM-swap attack. (Compl. ¶ 52.) Unknown third parties were able to hijack Buchanan’s SIM data and began to impersonate him online. (Compl. ¶ 52.) The Complaint alleges that T-Mobile representatives informed Buchanan that the SIM-swap attack appeared to be an “inside job” by a T-Mobile

employee. (Compl. ¶ 55.) Plaintiff Cheng is a customer of Iterative Capital who had made several bitcoin purchases from Iterative in the months prior to May 2020. (Compl. ¶¶ 57, 59.) These transactions were arranged through a mobile application called Telegram, which is an encrypted instant messaging software. (Compl. ¶ 60.) Cheng’s transactions with Iterative were conducted in a particular Telegram chat room. (Compl. ¶¶ 63–64.) Cheng knew that Buchanan was an officer and principal of Iterative, and he knew that Buchanan was a member of this chat room. (Compl. ¶¶ 64–66.) User accounts on Telegram are tied to mobile telephone numbers verified by text messages to those numbers. (Compl. ¶ 61.) Therefore, once the unknown party had control over

Buchanan’s phone, Buchanan’s Telegram account was also compromised. (Compl. ¶ 62.) Impersonating Buchanan, the unknown third party messaged Cheng on May 17, 2020, and offered to purchase bitcoins from him at above-market prices. (Compl. ¶ 71.) The messages indicated they were sent by Buchanan, and they referenced previous transactions conducted between Cheng and another member of Iterative. (Compl. ¶ 72.) Cheng was convinced to send fifteen bitcoins to a digital wallet address he believed belonged to either Buchanan or Iterative, and he expected to receive an unspecified amount of U.S. dollars in return. (Compl. ¶ 73.) No money was received in return. (Compl. ¶ 74.)

3 Buchanan subsequently discovered that he had been the victim of a SIM-swap attack, and on May 19, 2020, he emailed Iterative’s clients to let them know that several of his accounts had been hacked and that the hackers had assumed his identity to make trades ostensibly on behalf of Iterative. (Compl. ¶ 76.) According to the Complaint, law enforcement

inquiries into this incident are ongoing. (Compl. ¶¶ 77–79.) Buchanan attempted to obtain Cheng’s lost funds from T-Mobile, but T-Mobile refused to compensate either Buchanan or Cheng. (Comp. ¶¶ 80–81.) II. Procedural History Cheng first filed a complaint against T-Mobile in this Court in February 2021, and an amended complaint was filed that same month. (Cheng v. T-Mobile USA Inc., 21-cv-1085, (ECF 1, 9).) In April 2021, Cheng sought and was granted leave to amend his Complaint a second time. (21-cv-1085 (ECF 18, 19).) However, shortly thereafter he filed a notice of voluntary dismissal without prejudice under Rule 41(a)(1)(A)(i), Fed. R. Civ. P. (21-cv-1085 (ECF 20).) Cheng initiated a new action and filed a new Complaint in May 2022. He brings

claims for: (1) violation of the Federal Communication Act (“FCA”); (2) violation of the Computer Fraud and Abuse Act (“CFAA”); (3) negligence; (4) violation of the New York Consumer Protection Act, N.Y. G.B.L § 349; (5) negligent hiring, retention, and supervision; and (6) gross negligence. (ECF 1.) T-Mobile has moved to dismiss the Complaint in its entirety. (ECF 20.) As discussed below, the Court will grant the motion as to all claims and the Complaint will be dismissed.

4 DISCUSSION I. Applicable Law. Defendants move to dismiss under Rule 12(b)(6) for failure to state a claim upon which relief can be granted. To survive a motion to dismiss under Rule 12(b)(6), “a complaint must contain sufficient factual matter, accepted as true, to state a claim to relief that is plausible

on its face.” Ashcroft v. Iqbal, 556 U.S. 662, 678 (2009) (internal quotation marks omitted). “A claim has facial plausibility when the plaintiff pleads factual content that allows the court to draw the reasonable inference that the defendant is liable for the misconduct alleged.” Id. “The plausibility standard . . . asks for more than a sheer possibility that a defendant has acted unlawfully.” Id. Legal conclusions and “[t]hreadbare recitals of the elements of a cause of action, supported by mere conclusory statements,” are not entitled to any presumption of truth. Id. II. Cheng’s negligence-based claims will be dismissed for failure to plausibly allege a duty of care. Plaintiff brings claims for negligence, gross negligence, and negligent hiring, retention, and supervision.

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