how to set the password for connected device

[ps_anu]

Hi ... how to set the password to secure the connection between the device and application . I don't want to anyone to connect my device , for that i am planning to the set the password on device  , so that same password have to enter on the application side for pairing . how to do this ?

[skulkarni]

See if this link helps your requirement

https://devzone.nordicsemi.com/f/nordic-q-a/49838/ios-app-passcode-a-pop-up-is-shown-on-the-device-and-send-passkey-to-the-ble-device-nrf-52840-for-the-pairing