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  2. Radar beacon - Wikipedia

    en.wikipedia.org/wiki/Radar_beacon

    Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [ 1 ] – defined as "A transmitter-receiver associated with a fixed navigational mark which, when triggered by a radar, automatically returns a distinctive signal which can appear on the display of the ...

  3. Type Allocation Code - Wikipedia

    en.wikipedia.org/wiki/Type_Allocation_Code

    The Type Allocation Code (TAC) is the initial eight- digit portion of the 15-digit IMEI and 16-digit IMEISV codes used to uniquely identify wireless devices. The Type Allocation Code identifies a particular model (and often revision) of wireless telephone for use on a GSM, UMTS, LTE, 5G NR, iDEN, Iridium or other IMEI-employing wireless network ...

  4. A new technique can detect newer 4G ‘stingray’ cell phone ...

    techcrunch.com/2020/08/05/crocodile-hunter-4g...

    Newer cell site simulators, called “Hailstorm” devices, take advantage of similar flaws in 4G that let police snoop on newer phones and devices. Some phone apps claim they can detect stingrays ...

  5. Category:Telecommunications equipment - Wikipedia

    en.wikipedia.org/wiki/Category:...

    A. Add-drop multiplexer. Adder–subtractor. ADSL loop extender. Advanced Extremely High Frequency. Advanced Mezzanine Card. Advanced Telecommunications Computing Architecture. AEConnect. Aerial insert.

  6. Here are the devices law enforcement use to spy on you - Engadget

    www.engadget.com/2015-12-17-spy-hardware-catalog...

    Updated Thu, Dec 17, 2015 · 2 min read. The Intercept obtained the catalog of devices used by federal and local law enforcement to collect and monitor cell phone data. The tracking hardware ...

  7. Stingray use in United States law enforcement - Wikipedia

    en.wikipedia.org/wiki/Stingray_use_in_United...

    The use of stingrays by United States law enforcement is an investigative technique used by both federal and local law enforcement in the United States to obtain information from cell phones by mimicking a cell phone tower. The devices which accomplish this are generically known as IMSI-catchers, but are commonly called stingrays, a brand sold ...

  8. DuckDuckGo shares a list of thousands of web trackers that ...

    www.engadget.com/2020-03-05-duckduckgo-tracker...

    Over the past couple of years, the privacy-focused browser DuckDuckGo has been compiling a data set of web trackers. The company calls it Tracker Radar. Today, DuckDuckGo is sharing that data ...

  9. List of ISO 3166 country codes - Wikipedia

    en.wikipedia.org/wiki/List_of_ISO_3166_country_codes

    The sortable table below contains the three sets of ISO 3166-1 country codes for each of its 249 countries, links to the ISO 3166-2 country subdivision codes, and the Internet country code top-level domains (ccTLD) which are based on the ISO 3166-1 alpha-2 standard with the few exceptions noted. See the ISO 3166-3 standard for former country codes.