PANews reported on May 21 that, according to The Block, Bitcoin hardware wallet manufacturer Foundation has completed a new round of financing of $6.4 million, led by Fulgur Ventures, with participation from Arche Capital and others. The funds will be used to expand from self-custodied Bitcoin wallets to scenarios such as identity, multi-factor authentication, and AI agent authorization. This round brings the company's total funding to $16.5 million. Valuation and round structure were not disclosed. Foundation also announced that its flagship device, Passport Prime, is available for sale to all users, integrating a Bitcoin hardware wallet, FIDO security keys, 2FA storage, a confidential information vault, and 50GB of encrypted storage, emphasizing "human authorization" through dedicated hardware. In addition, the company is expanding the scope of its KeyOS developer platform, planning to launch the KeyOS app store by the end of the second quarter, with Cake Wallet among the first partners.