lvjinSensorFuEscaping isolated networks using Broadcast DNSOne of our latest escape methods is the capability send Domain Name System (DNS) queries via a broadcast ethernet packet. We call this the…Jan 8Jan 8
lvjinSensorFuRetired Device called HomeWe were told a story which piqued our curiosity. Our customer’s security team started to get a flood of Beacon alerts from one of their…Jul 11, 2023Jul 11, 2023
lvjinSensorFuDNS in isolated networks, does it leak and how to mitigate when it doesOur business is to make sure that isolated networks are and stay disconnected from other (dirty) networks. We have a product, called…Jan 4, 2023Jan 4, 2023
lvjinSensorFuFirewall bypass with CARP in OPNsense Packet FilterOne of our isolated network test environments is using the well known OPNsense firewall. It’s a widely used FreeBSD based open source…Mar 28, 2022Mar 28, 2022