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  2. Bin packing problem - Wikipedia

    en.wikipedia.org/wiki/Bin_packing_problem

    In Computers and Intractability [8]: 226 Garey and Johnson list the bin packing problem under the reference [SR1]. They define its decision variant as follows. Instance: Finite set of items, a size () + for each , a positive integer bin capacity , and a positive integer .

  3. Onion model - Wikipedia

    en.wikipedia.org/wiki/Onion_model

    An onion model used in social penetration theory. The onion model is a graph-based diagram and conceptual model for describing relationships among levels of a hierarchy, evoking a metaphor of the layered "shells" exposed when an onion (or other concentric assembly of spheroidal objects) is bisected by a plane that intersects the center or the innermost shell.

  4. Cyber spying - Wikipedia

    en.wikipedia.org/wiki/Cyber_spying

    Cyber spying, cyber espionage, or cyber-collection is the act or practice of obtaining secrets and information without the permission and knowledge of the holder of the information using methods on the Internet, networks or individual computers through the use of proxy servers, [1] cracking techniques and malicious software including Trojan horses and spyware.

  5. Internetworking - Wikipedia

    en.wikipedia.org/wiki/Internetworking

    Internetworking is the practice of interconnecting multiple computer networks, [1]: 169 such that any pair of hosts in the connected networks can exchange messages irrespective of their hardware-level networking technology. The resulting system of interconnected networks is called an internetwork, or simply an internet.

  6. Dynamic network analysis - Wikipedia

    en.wikipedia.org/wiki/Dynamic_network_analysis

    DNA adds the element of a network's evolution and considers the circumstances under which change is likely to occur. There are three main features to dynamic network analysis that distinguish it from standard social network analysis. First, rather than just using social networks, DNA looks at meta-networks.

  7. Supernetwork - Wikipedia

    en.wikipedia.org/wiki/Supernetwork

    A supernetwork, or supernet, is an Internet Protocol (IP) network that is formed by aggregation of multiple networks (or subnets) into a larger network. The new routing prefix for the aggregate network represents the constituent networks in a single routing table entry.

  8. Onion routing - Wikipedia

    en.wikipedia.org/wiki/Onion_routing

    Onion routing is a technique for anonymous communication over a computer network. In an onion network , messages are encapsulated in layers of encryption , analogous to the layers of an onion . The encrypted data is transmitted through a series of network nodes called " onion routers ," each of which "peels" away a single layer, revealing the ...

  9. Mobile computing - Wikipedia

    en.wikipedia.org/wiki/Mobile_computing

    These networks are usually available within a range of commercial cell phone towers. High-speed network wireless LANs are inexpensive but have a very limited range. Security standards: When working mobile, one is dependent on public networks, requiring careful use of VPN. Security is a major concern while concerning the mobile computing ...

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