Ethical hacking and penetration testing

1. Cannot update Kali Linux because errors A couple of people in recent days wrote about errors when updating programs in Kali Linux. An example of one of the errors: Hit:1 https://mirror.karneval.cz/pub/linux/kali kali-rolling InRelease Err:2 http://deb.i2p2.no unstable InRelease 502 Connection timed out [IP: 193.150.121.69 80] Reading package lists… Done W:Read More

In this note we will consider the following topics: How to check active GPU in Linux How to switch from integrated graphics to a discrete NVidia graphics card How to install and use Bumblebee to automatically switch between integrated and discrete graphics cards (how to enable NVIDIA Optimus on Linux)Read More

Usually users register on sites and social media with the same nickname (login). Therefore, if the task arises, how to find all user profiles on web sites, then ones need to search the sites for known nickname of the target user. Doing it manually requires much time, but the SherlockRead More

IP addresses of organizations In addition to Internet service providers (ISPs), IP address ranges are allocated to various organizations whose activities are related to Internet services (hosting, search engines, mobile Internet, social networks), and whose work has other areas (universities, municipal administrations, enterprises, museums and many many others). You canRead More

This is the second part, devoted to auditing Windows security and assessing the strength of user passwords. It is recommended that you begin the acquaintance with the first part, which is called “How to hack a Windows password”. How to use NTLM hash without password cracking: Pass-the-hash attack Pass-the-hash attackRead More

In this article, we will find out where the user password is stored in Windows, how to extract data for cracking the Windows password, how to hack user password and what is Pass the hash attack. Not everyone uses a password on Windows – it is especially rare for usersRead More

PowerShell is a cross-platform automation framework and configuration tool. PowerShell is more than just a scripting program language; PowerShell contains functions for managing local and remote computers. Depending on the installed software (primarily administrative and server software), the number of PowerShell functions (cmdlets) can vary. PowerShell knowledge is necessary forRead More

Table of contents 1. SMB and network folders discovering. Shares and files enumeration 1.1 Samba utilities 1.2 SMB discovering via port scanning 1.3 enum4linux 1.4 nullinux 1.5 SMB Spider 1.6 acccheck 1.7 CredNinja 1.8 SMBMap 1.9 SPARTA 1.10 SMBCrunch 2. Man-in-the-middle attack on SMB. Relays 2.1 Responder 2.2 Inveigh 2.3 Intercepter-NG 2.4 Ettercap. Ettercap Plugins 2.5 MITMf 2.6 Net-Creds 3.Read More

Windows Authentication over the Network Windows implements a wide variety of authentication protocols and various network services. The most common examples of Windows network authentication are: login to a shared network folder sign in computer with Microsoft online account To log on to other computers on a Windows network, authenticationRead More

Is it possible to hack Wi-Fi nowadays? Previously, under articles on the audit of Wi-Fi network security, comments were left in the spirit of “that’s all nonsense, you won’t crack a password for a thousand years”. And this seems to be a correct statement, but if I just need accessRead More