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  2. Nmap - Wikipedia

    en.wikipedia.org/wiki/Nmap

    Nmap is used for network reconnaissance and exploitation of the slum tower network. It is even seen briefly in the movie's trailer. The command Nmap is widely used in the video game Hacknet, allowing to probe the network ports of a target system to hack it. In Snowden, Nmap is used in the aptitude test scene about 14 minutes into the movie.

  3. Idle scan - Wikipedia

    en.wikipedia.org/wiki/Idle_scan

    nmap -v -O -sS 192.168.1.0/24. This tells nmap to do a ping sweep and show all hosts that are up in the given IP range. Once you have found a zombie, next you would send the spoofed packets: nmap -P0 -p <port> -sI <zombie IP> <target IP> The images juxtaposition show both of these stages in a successful scenario.

  4. TCP/IP stack fingerprinting - Wikipedia

    en.wikipedia.org/wiki/TCP/IP_stack_fingerprinting

    "nop" flag (1 bit) These values may be combined to form a 67-bit signature, or fingerprint, for the target machine. [ 1 ] Just inspecting the Initial TTL and window size fields is often enough to successfully identify an operating system, which eases the task of performing manual OS fingerprinting.

  5. Christmas tree packet - Wikipedia

    en.wikipedia.org/wiki/Christmas_tree_packet

    When used as part of scanning a system, the TCP header of a Christmas tree packet has the flags FIN, URG and PSH set. [1] Many operating systems implement their compliance with the Internet Protocol standards [2] [3] in varying or incomplete ways. By observing how a host responds to an odd packet, such as a Christmas tree packet, inferences can ...

  6. Regional indicator symbol - Wikipedia

    en.wikipedia.org/wiki/Regional_indicator_symbol

    It uses U+1F3F4 WAVING BLACK FLAG and formatting tag characters instead of regional indicator symbols. It is based on ISO 3166-2 regions with hyphen removed and lowercase, e.g. GB-ENG → gbeng, terminating with U+E007F CANCEL TAG. Flag of England is therefore represented by a sequence U+1F3F4, U+E0067, U+E0062, U+E0065, U+E006E, U+E0067, U+E007F.

  7. Esoteric insignia of the Schutzstaffel - Wikipedia

    en.wikipedia.org/wiki/Esoteric_insignia_of_the...

    During the early years of the SS it was used by Adolf Hitler's personal adjutants, such as Rudolf Hess. [3] Ger: Communal spirit The Ger rune was used to symbolise the communitarian ideal of the SS. The 11th SS Volunteer Panzergrenadier Division "Nordland", a Waffen-SS unit, adopted the rune as a variant of its divisional insignia. [3] Hagal ...

  8. FLAGS register - Wikipedia

    en.wikipedia.org/wiki/FLAGS_register

    The FLAGS register is the status register that contains the current state of an x86 CPU.The size and meanings of the flag bits are architecture dependent. It usually reflects the result of arithmetic operations as well as information about restrictions placed on the CPU operation at the current time.

  9. netcat - Wikipedia

    en.wikipedia.org/wiki/Netcat

    netcat (often abbreviated to nc) is a computer networking utility for reading from and writing to network connections using TCP or UDP.The command is designed to be a dependable back-end that can be used directly or easily driven by other programs and scripts.