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  • Hector Serrano thinks this is interesting:

log in remotely to the RPi. In particular, you can open port 22 of the RPi to the Internet using the port forwarding functionality of your router. Please ensure that you set a nondefault password for the pi user account before doing so. You can then remotely log in to your RPi from anywhere in the world if you know the RPi's IP address

From

Cover of Exploring Raspberry Pi

Note

try me, 20180324,hfs