Popular npm library netmask has a critical networking vulnerability. netmask is frequently used by hundreds of thousands of applications to parse IPv4 addresses and CIDR blocks or compare them. The ...

Back in January, we covered the news that Ubiquiti had a breach of undisclosed severity. One reader pointed out the compromise of a handful of devices as potentially related. With no similar reports ...

A net mask of 255.255.255.255 (aka a "Host Mask") for an address in the hosts route table would simply mean that any packet destined for that address would never hit the network. Which is why only ...

Unix sysadmins routinely use the “ifconfig -a” command to list network parameters associated with their systems. In particular, they use this command to determine the IP address, netmask and broadcast ...