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At runtime, a canary is checked when a function returns. If a canary has been modified, the program stops execution and exits. This occurs on a failed Stack Overflow Attack. Code Pointer Masking (CPM): after loading a (potentially changed) code pointer into a register, the user can apply a bitmask to the pointer. This effectively restricts the ...
The stated purpose of the puzzles each year was to recruit "highly intelligent individuals", although the ultimate purpose remains unknown. [2] Theories have included claims that Cicada 3301 is a secret society with the goal of improving cryptography, privacy, and anonymity or that it is a cult or religion.
The virus was notable due to the destructive nature of the attack and the cost of recovery. Shamoon can spread from an infected machine to other computers on the network. Once a system is infected, the virus continues to compile a list of files from specific locations on the system, upload them to the attacker, and erase them.
In a normal forward connection, a client connects to a server through the server's open port, but in the case of a reverse connection, the client opens the port that the server connects to. [2] The most common way a reverse connection is used is to bypass firewall and router security restrictions.
Doxbin was an onion service in the form of a pastebin used to post or leak (often referred to as doxing) personal data of any person of interest.. Due to the illegal nature of much of the information it published (such as social security numbers, bank routing information, and credit card information, all in plain text), it was one of many sites seized during Operation Onymous, a multinational ...
In the case of IRC botnets, infected clients connect to an infected IRC server and join a channel pre-designated for C&C by the bot herder. The bot herder sends commands to the channel via the IRC server. Each client retrieves the commands and executes them. Clients send messages back to the IRC channel with the results of their actions. [6]
Pastebin.com is a text storage site. It was created on September 3, 2002 by Paul Dixon, and reached 1 million active pastes (excluding spam and expired pastes) eight years later, in 2010. [3] It features syntax highlighting for a variety of programming and markup languages, as well as view counters for pastes and user profiles.
The server component (sized around 20–50 kilobytes, depending on variant) is dropped to C:\Program Files\Bifrost\server.exe with default settings and, when running, connects to a predefined IP address on TCP port 81, awaiting commands from the remote user who uses the client component. However, both installation directory and TCP port can be ...