Welcome to my nightmare...
But yes, that happend and is the nighmare to IT people with It security as their work area. With the number of PAD`s, smartphones, lap tops and other devices with sensitive information stored, we just have to be careful.
First advice is of course to never store any password on your device
Second use Password, fingerprint or other security to open your screen
Third, use a password for your sim card
www.doktorku.net never store any data localy on your device. If you NOT save your password in the browser, and use a strong password, then nobody will be able to log in with your user id on your devices.
If this still is not enough for you, you can call Doktorku support and let them block your user account or change the password.