Wiretapping

from Wikipedia, the free encyclopedia
Cardinals in the anteroom of the Vatican by Henri Adolphe Laissement , (1895)

The activity of eavesdropping refers to eavesdropping on a source of noise or a communication link in order to capture its information content. This can be done with listening devices and does not necessarily have to be done acoustically . Electrical and electromagnetic telecommunications connections can be eavesdropped using radio eavesdropping stations.

Most of the time, the word "wiretapping" is used for the unnoticed, often illegal form of eavesdropping on a data or telephone connection . Experts also refer to this process as "routing" a call. Listening to conversations in unfamiliar rooms is also known as eavesdropping (English for eavesdropping , eavesdropping ).

Anti-eavesdropping devices can be used to prevent eavesdropping .

Other meanings

Listen

Listener with scolding woman (painting by Nicolaes Maes , 1655)

The listening itself is the conscious listening of sounds or conversations (eavesdrop) or the intensive attentive listening.

The term has a negative connotation when it is used, for example, in connection with secret service or official activities (" eavesdropping ") (listening to conversation without the speaker noticing).

It has a positive connotation in connection with music (“listening to the music”) or with poems / stories presented in a quiet or exciting manner.

More eavesdroppers

  • Based on the hunter's language, the human ears are sometimes jokingly referred to as eavesdroppers ("... now open your eavesdroppers ...").
  • The work of the technicians and scientists in the SETI project is also referred to as listening into space in search of extraterrestrial intelligence , in which background noise and radio signals are searched for with huge radar systems.
  • Also as listening interception of will hydrophone referred mainly in submarines is present, receive the sound waves in the water and possibly locate to. (Example: sound emitted by whales, the sound of a ship's propeller). The listeners or eavesdroppers always have to carry out their activity during the diving phase.

Phrase

  • The phrase "the eavesdropper on the wall hears his own shame" means that anyone who eavesdrop on someone with curiosity must expect to find out negative things about themselves.

See also

Web links

Commons : Eavesdropping  - collection of images, videos and audio files
Wiktionary: listen  - explanations of meanings, word origins, synonyms, translations

Individual evidence

  1. Peter Berger: Unrecognized in the network. (PDF; 334 kB) Secure communication and research on the Internet. UVK Verlagsgesellschaft mbH, 2008, p. 219 , accessed on October 6, 2013 .
  2. Definition: Listening to TheFreeDictionary, accessed February 23, 2010
  3. a b Definition: Listening to TheFreeDictionary, accessed on February 23, 2010
  4. Idiom: Der Lauscher ... accessed on February 23, 2010