Safety certificate device based on mobile terminal

The utility model relates to a safety certificate device based on mobile terminal, including one security chip and the on -the -spot affirmation button of one, other end ground connection or power connection are connected to on -the -spot affirmation button one end with security chip. On -the -spot confirm that the button is pressed down or send to security chip during the disconnection and allow transaction beginning and closing the transaction signal. Security chip is SIM card, NFC card or secure digital card. On -the -spot confirm button and security chip had the contact connection, or provide on security chip the new contact of one with on -the -spot confirm press the key -type connection. The utility model discloses can solve the safety problem of mobile payment or mobile banking, authentication algorithm or other encryption algorithm in the vaulting horse virus out -of -control security chip in messenger's equipment let mobile payment become can to observe, steerable, believable, solve mobile payment's safety problem, and the mobile banking no longer is subject to small amount consumption, can administer own account by the user totally, gives the bank and personally all brings very big convenience.