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2. Remote keyless system - Wikipedia

   en.wikipedia.org/wiki/Remote_keyless_system

   The recorded first code is sent to the vehicle only when the owner makes the second attempt, while the recorded second code is retained for future use. Kamkar stated that this vulnerability had been widely known for years to be present in many vehicle types but was previously undemonstrated. [13] A demonstration was done during DEF CON 23. [14]

3. LC3 (codec) - Wikipedia

   en.wikipedia.org/wiki/LC3_(codec)

   On November 9, 2022, the Japan Audio Society (JAS) released a statement certifying LC3plus with the "Hi-Res AUDIO WIRELESS" logo. [18] LC3plus is the 4th codec to receive this, alongside SCL6 (formerly known as MQair), LDAC and LHDC codecs.

4. Titanic (1997 film) - Wikipedia

   en.wikipedia.org/wiki/Titanic_(1997_film)

   Titanic is a 1997 American epic romantic disaster film directed, written, co-produced and co-edited by James Cameron.Incorporating both historical and fictionalized aspects, it is based on accounts of the sinking of RMS Titanic in 1912.

5. Wireless Emergency Alerts - Wikipedia

   en.wikipedia.org/wiki/Wireless_Emergency_Alerts

   An example of a Wireless Emergency Alert on an Android smartphone, indicating a Tornado Warning in the covered area. Wireless Emergency Alerts (WEA, formerly known as the Commercial Mobile Alert System (CMAS), and prior to that as the Personal Localized Alerting Network (PLAN)), [1] is an alerting network in the United States designed to disseminate emergency alerts to mobile devices such as ...

6. Garage door opener - Wikipedia

   en.wikipedia.org/wiki/Garage_door_opener

   The larger code space approach was an improvement over the fixed DIP switch codes but was still vulnerable to the replay attack. The third stage of garage door opener technology uses a frequency spectrum range between 300-400 MHz and rolling code (code hopping) technology to defeat code grabbers. In addition to transmitting a unique identifier ...

7. Public land mobile network - Wikipedia

   en.wikipedia.org/wiki/Public_land_mobile_network

   In telecommunication, a public land mobile network (PLMN) is a combination of wireless communication services offered by a specific operator in a specific country. [1] [2] A PLMN typically consists of several cellular technologies like GSM/2G, UMTS/3G, LTE/4G, NR/5G, offered by a single operator within a given country, often referred to as a cellular network.