How to Fix “No route to host” SSH Error in Linux
SSH is the most secure means of connecting to Linux servers remotely. And one of the common errors encountered while using SSH is the “ssh: connect to host port 22:…
Anti-Petya live CD (the fastest Stage1 key decoder)
❗❗❗ATTENTION❗❗❗ Please use the LATEST version of the decoder, available here: UPDATE: 17-th July, a new version of Petya has been released. At the moment, there is no way to…
Recovery from Petya ransomware
Victims of the Petya ransomware will be pleased to learn that there is a method to recover their files without having to connect the drive to a different computer. (I…
Petya – Taking Ransomware To The Low Level
Petya is different from other popular ransomware these days. Instead of encrypting files one by one, it denies access to the full system by attacking low-level structures on the disk.…
Diffie & Hellman Receive the 2015 Turing Award
Last week, the Association for Computing Machinery named Whitfield Diffie and Martin E. Hellman recipients of the 2015 Turing Award. They have been honored with this prestigious award for their…
Industroyer
The 2016 attack on Ukraine’s power grid that deprived part of its capital, Kyiv, of power for an hour was caused by a cyberattack. ESET researchers have since analyzed samples…
How to manually set up a Static or DHCP NIC in Ubuntu 20.04
How does it work? Netplan reads network configurations from /etc/netplan/*.yaml, written by administrators, installers, cloud image instantiations, or other OS deployments. During early boot, Netplan generates backend-specific configuration files in…
How To Install “net-tools” Package on Ubuntu / Debian
Package Description The NET-3 networking toolkit Quick Install Instructions of net-tools on Ubuntu Server. It’s Super Easy! Simply Copy (CTL-C) to copy the command and paste (CTL-V) it into your…
The U.S. Government Needs to Hire More Geeks
Randy Watson is choking back tears. He is a proud and grizzled Vietnam veteran, standing in front of an audience of hundreds. With the help of his daughter, Randy has…
Meet Alice & Bob: The Foundation of Bitcoin’s Cryptography
The Bitcoin network has a consensus of cipher-based agreements between all the actors involved. The consensus is that two people or more are highly involved in the process of the…
