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.

• Website: https://www.sshguard.net/
• Bitbucket: https://bitbucket.org/sshguard/sshguard/

See INSTALL.rst for dependencies and detailed instructions. Briefly:

If you are building from Git, run this first:

autoreconf -i

Then, build it like a normal source distribution:

./configure
make && make install

Copy the sample configuration file examples/sshguard.conf.sample and follow the setup instructions in sshguard-setup(7). See sshguard(8) for additional options.

See the "Troubleshooting" section in sshguard-setup(7).

See CONTRIBUTING.rst.

sshguard is available under the terms of the OpenBSD license, which is based on the ISC License. See COPYING for details.

• Michele Mazzucchi <mij@bitchx.it>,
• T.J. Jones <tjjones03@gmail.com>,
• Kevin Zheng <kevinz5000@gmail.com>