This is likely to be insecure
install drawterm or conterm.
$ doas pkg_add drawterm
currently, drawterm doesn't ask for username on OpenBSD. however, you can emulate it easily.
$ cat /usr/local/bin/sshdraw.sh #!/bin/sh echo -n 'user[glenda]:' read duser if [ $duser ]; then drawterm -r /var/empty -G -u $duser else drawterm -r /var/empty -G -u glenda fi
create a user for connecting into, for example, "drawterm". then append the following to /etc/ssh/sshd_config
Match User drawterm ForceCommand sshdraw.sh X11Forwarding no AllowTcpForwarding no AllowAgentForwarding no