Tag: security

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Pastejacking vs clipboard hijacking

Clipboard hijacking It as been possible for a long time to use css to append malicious content to the clipboard. Users doesn't notine anything and may execute unwanted commands. This type of attack is

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Writeups - Crypto - MindBlown

Informations Version Date By Version Comment 05/06/2016 noraj 1.0 Creation CTF Name : BackdoorCTF 2016 Website : https://backdoor.sdslabs.co Type : Online Format : Jeopardy CTF Time : link

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c99.php : A backdoor backdoored

C99 is a PHP webshell. Attackers uploads it on web server in order to get informations and above all execute commands with web user privileges (ex: www-data). This webshell is protected by a customiza

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Tracking down Tor users with mouse movements

Jose Carlos Norte, security researcher, wrote a post detailing how Tor Browser users can be uniquely fingerprinted using the mouse wheel, mouse speed, a CPU benchmark, and “getClientRects”. POCs (proo

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OpenBSD 5.9 is here

OpenBSD update to version 5.9. Main improvments: Pledge - a new mitigation mechanism process in restricted mode security improved 70% of user components converted WiFi 802.11n multithread network

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FreeBSD 10.3 is here

FreeBSD update to version 10.3. Main improvments: 15 security flaws patched UEFI support Gnome 3.16.2 Full Release Notes on official FreeBSD website.

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How to change OpenSSH port on CentOS 7

Before beginning These are the steps to do on the SSH server. Be sure to do all the steps before exiting SSH connection if you are connected via SSH. This config was tested for default CentOS 7 iso. C

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Disable NetBIOS via Windows register

NetBIOS is a very old protocol wich is no more interesting today except in some particular cases. To disable it with the Windows register there are only a few steps : Launch the register editor (rege