Bitcoin Could Be Stored Securely as a Hardware Wallet on Your PhoneLedger Wallet has introduced one of their ongoing projects, LedgerOS TEE for mobile phones, which offers a high level of security comparable to hardware wallets. It uses a phone’s trusted execution environment (TEE), which is a secure operating system (OS) running on an enclave of the application processor, directly inside the smartphone, to store the private keys and generate signatures.
http://cointelegraph.com/news/114003/bitcoin-could-be-stored-securely-as-a-hardware-wallet-on-your-phone
