sshguard protects hosts from brute-force attacks against SSH and other services. It aggregates system logs and blocks repeat offenders using one of several firewall backends.
See INSTALL.rst for dependencies and detailed instructions. Briefly:
If you are building from Git, run this first:
Then, build it like a normal source distribution:
./configure make && make install
See CONTRIBUTING.rst for both people who want to write code, and those who do not.