wget https://matt.ucc.asn.au/dropbear/releases/dropbear-2022.82.tar.bz2
tar -xf dropbear-2022.82.tar.bz2
cd ./dropbear-2022.82/
./configure
make PROGRAMS=”dropbear dbclient dropbearkey dropbearconvert scp”
The result is make error.
It doesn’t matter because dropbearconvert is ready.
Now, you can prepare key(id_rsa).
dropbear-2022.82/dropbearconvert openssh dropbear id_rsa id_dropbear