TCP port scanner, spews SYN packets asynchronously, scanning entire Internet in under 5 minutes.

A little tool to play with Windows security

John the Ripper jumbo - advanced offline password cracker, which supports hundreds of hash and cipher types, and runs on many operating systems, CPUs, GPUs, and even some FPGAs

Nmap - the Network Mapper. Github mirror of official SVN repository.

Defeating Windows User Account Control

LXC - Linux Containers

Proxmark 3

The new generation chameleon based on NRF52840 makes the performance of card emulation more stable. And gave the chameleon the ability to read, write, and decrypt cards.

A little toolbox to play with Microsoft Kerberos in C

The IKE Scanner

Here are the challenges (including sources) of the GreHack CTF.

a RTE-free X.509 parser

NFS-Ganesha, a NFSv3/NFSv4.x/9P file server in User Space

A set of tools to transfer data over a unidirectional network link (typically a network diode).

Net2PCAP is a simple network-to-pcap capture file for Linux. Its goal is to be as simple as possible to be used in hostile environments

IVRE's fork of the famous TCP port scanner. See below for details.

Software Radio

NFS-Ganesha, a NFSv2/NFSv3/NFSv4.x server in User Space