Hardware wallet manufacturer Trezor has warned customers who bought its devices from reseller CryptoBilis to move their funds, after a buyer reported finding a hardware implant inside a Trezor Safe 5, the company said on Friday. A customer in Indonesia reported the implant through Trezor's responsible disclosure program on October 28, according to a company blog post. The Safe 5 was bought from CryptoBilis through Indonesian e-commerce platform Tokopedia in August 2026.