If you’re a Linux administrator, there will be times when you have to work with the command line… many times. There’s a reason for that. With the command line comes great power and flexibility. For that very reason, you need to know the command line and know…

Nftables is a new packet classification framework that aims to replace the existing iptables, ip6tables, arptables and ebtables facilities. It aims to resolve a lot of limitations that exist in the

The former WiGig 60GHz standard is finally here, but can it live up to the hype?

You’re watching a movie. A criminal is trying to evade a crime scene in a sports car on the highway. A helicopter is following the car from above. The car enters a tunnel with multiple exits and the helicopter loses track of the car. A VPN works just like…

A zero-day security flaw discovered in Windows SMB server allows attackers to crash systems with denial of service attack.

Is it possible to hit a million requests per second with Python? Probably not until recently.

developer. curious. learner

developer. curious. learner

Google today announced that TCP BBR, a new congestion-control algorithm is now available to its Cloud Platform users. The general idea here is to improve on the existing congestion-control…

Security researchers have discovered a total of seven security flaws in the popular open source Dnsmasq network services software, three of which could allow remote code execution on a vulnerable system and hijack it.

At the headquarters of Cloudflare, in San Francisco, there's a wall of lava lamps: the Entropy Wall. They're used to generate random numbers and keep a good bit of the internet secure: here's how.

Thanks to the team at Cloudflare - this is not a sponsored…

Critical Remote Code Execution (CVE-2018-0171) Vulnerability in “Cisco Smart Install” of Cisco IOS and IOS XE Software Leaves Hundreds of Thousands of Network Switches Open to Hackers.

HTTP v1, v1.1 and v2 have all used TCP because it’s been the most efficient way to incorporate reliability, order and error-checking into Internet Protocol (IP). In this case, reliability refers to the server’s ability to check if any data…

Though not a new attack, it is not very widely known outside of the security research community that a malicious JavaScript hosted on the public Internet can attack the internal network. Since a