The fail2ban tool in Linux monitors system logs for signs of attacks, putting offending systems into what is called “jail”, and modifying firewall settings. It shows what systems are in jail at any ...

How to install fail2ban on Ubuntu Server 18.04 Your email has been sent Your Ubuntu Server might be vulnerable to attacks. To prevent unwanted logins, Jack Wallen ...

Running a home lab is one of the most rewarding aspects of my tech life, but it also presents some security challenges. Anytime I open a port to the internet or host something accessible over the LAN, ...

Authentik is your homelab’s own internal single sign-on solution. You simply place Authentik in front of your services (like ...

Fail2ban should be on every one of your Linux servers. If you've yet to install it on either Rocky Linux or AlmaLinux, Jack Wallen is here to help you out with that. Fail2ban is one of the first ...

fail2ban is awesome once configured to work with your particular log files. Unfortunately my regex syntax skills are poor, so I need help. Here is a sample failed dovecot-auth attack in the syslog: ...

Is there something out there that is the windows equivalent of fail2ban or deny hosts? So far I haven't come across anything that will blacklist an ip that fails to login correctly when trying to ssh ...

The uTorrent client was recently updated to fix a null pointer dereference (CVE-2020-8437), discovered by [whtaguy]. Triggering the dereference simply crashes the client — so far an actual RCE hasn’t ...