Build a 5G modem for backup uplink
I got a pretty inexpensive cellular data plan last year, that has unlimited data, along with a crappy tablet. No, I don’t name names, but if you do care abou...
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Use msmtp for relaying mails to Gmail with OAUTH2
I got tired that my Android phone keep prompting me that my account is insecure since I still use app password, because my local servers need that to send al...
Script for LUKS auto keyfile decryption/fallback to passphrase
LUKS provides a utility, namely passdev, to allow users to use a keyfile from certain external drives to automatically decrypt LUKS drives. However, passdev ...
Cross compile smbclient for Dafang Hacks
Dafang Hacks is a 3rd party firmware for Ingenic T20 based IP cameras (i.e., Xiaomi Dafang/Wyzecam V2, etc.) The smbclient comes with the firmware is a very ...
Using Raspberry Pi as a serial server
With ser2net, one is able to utilize Raspberry Pi as a serial-to-tcp server, sharing the serial connection over the Internet. This is particularly useful whe...