ChainCatcher news, according to Greenberg Glusker, T-Mobile has been involved in a cryptocurrency theft due to "multiple security vulnerabilities" that led to SIM card swapping attacks. The law firm Greenberg Glusker announced on March 20 that it has obtained a $33 million arbitration award against T-Mobile.The arbitration took place in the fall of 2023 and involved 12 days of testimony. According to Greenberg Glusker, the arbitration panel found that T-Mobile was responsible for "its multiple security failures that led to SIM card swapping attacks, resulting in the theft of cryptocurrency."

ChainCatcher news, according to official news, T-Mobile's parent company, the German business giant Deutsche Telekom, announced its entry into the Polygon network, with its subsidiary MMS becoming a validator node on the Polygon network, focusing on securing the Polygon sidechains and Supernets application chains. In addition, MMS will also provide staking services for the Polygon network. (source link)

According to Chain Catcher news and reported by LightReading, decentralized wireless communication network Helium developer Nova Labs announced that it has signed a five-year mobile virtual network operator (MVNO) agreement with telecom giant T-Mobile, set to launch commercial mobile smartphone services under the Helium Mobile brand in the first quarter of 2023.Nova Labs stated that users of its MVNO agreement will have access to two networks: one is T-Mobile's existing 5G network, and the other is the Helium 4G network, which offers cryptocurrency rewards. (LightReading)