cli

cydia 404
乐网、VPN
rm -r /var/preferences/com.apple.network*

cycript iOS 12
cyrun -n SpringBoard -e

vpn
shadowsocks

pip

pip list 
pip search　　　
pip install name　
pip install --upgrade name
pip install --upgrade -i https://name

keychain
Killed: 9
ldid -S/usr/share/entitlements/debugserver.xml keychain_dumper

sqlite3 /path/to/keychain-2.db