bash -c 'for n in $(seq 1 1024);do (echo </dev/tcp/localhost/$n) &</dev/null && echo $n open;done'
bash hello open tcp ports
July 5, 2010
bash one liners start with -c
October 21, 2008
bash -c 'i=("hellO" "WOrld");i=${i/h/H};echo ${i[*]/o/O}\!'
July 5, 2010
bash -c 'for n in $(seq 1 1024);do (echo </dev/tcp/localhost/$n) &</dev/null && echo $n open;done'
October 21, 2008
bash -c 'i=("hellO" "WOrld");i=${i/h/H};echo ${i[*]/o/O}\!'
