networking

WireGuard (VPN)

WireGuard® is an extremely simple yet fast and modern VPN that utilizes state-of-the-art cryptography. It aims to be faster, simpler, leaner, and more useful than IPsec, while avoiding the massive headache. It intends to be considerably more performant than OpenVPN. WireGuard is designed as a general purpose VPN for running on embedded interfaces and super computers alike, fit for many different circumstances.

pfSense

Open Source Security - Secure networks start here.™ With thousands of enterprises using pfSense® software, it is rapidly becoming the world's most trusted open source network security solution

Fail2Ban Manual

Fail2Ban is an intrusion prevention software framework that protects computer servers from brute-force attacks. Fail2Ban operates by monitoring log files for selected entries and running scripts based on them. Most commonly this is used to block selected IP addresses that may belong to hosts that are trying to breach the system's security. It can ban any host IP address that makes too many login attempts or performs any other unwanted action within a time frame defined by the administrator.

PRTG

PRTG monitors all systems, devices, traffic and applications of your IT infrastructure using these technologies: SNMP, WMI, SSH, Flows and Packet Sniffing, Ping, HTTP, SQL, and many more.

OpenDNS

Predict and prevent attacks before they happen using our cloud-delivered enterprise security service. Protect any device, anywhere with OpenDNS.  The world-class engineering team at OpenDNS is obsessed with inventing new methodologies to eradicate malware, botnets and phishing through DNS, and use the system to intelligently route our users around it.