The four scripts show-case a very basic asymmetric encryption example.
Use high verbosity to see how the data gets transformed.
pwncat -vvvv -l localhost 4444 \
--script-send pse/asym-enc/pse-asym_enc-server_send.py \
--script-recv pse/asym-enc/pse-asym_enc-server_recv.py
pwncat -vvvv localhost 4444 \
--script-send pse/asym-enc/pse-asym_enc-client_send.py \
--script-recv pse/asym-enc/pse-asym_enc-client_recv.py