Editing Bluetooth (section)

=== {{Anchor|v4.2}}Bluetooth 4.2 ===
Released on 2 December 2014,<ref>{{Cite web |date=2 December 2014 |title=Specification of the Bluetooth System |url=https://www.bluetooth.org/docman/handlers/downloaddoc.ashx?doc_id=441541 |access-date=23 February 2023 |publisher=[[Bluetooth Special Interest Group]] |format=PDF}}</ref> it introduces features for the [[Internet of things]].

The major areas of improvement are:
* Bluetooth Low Energy Secure Connection with Data Packet Length Extension to improve the [[cryptographic protocol]]
* Link Layer Privacy with Extended Scanner Filter Policies to improve [[data security]]
* Internet Protocol Support Profile (IPSP) [[IPv6|version 6]] ready for Bluetooth [[smart devices]] to support the Internet of things and [[home automation]]
Older Bluetooth hardware may receive 4.2 features such as Data Packet Length Extension and improved privacy via firmware updates.<ref name=":0">{{cite web|url=http://www.redmondpie.com/bluetooth-4.2-announced-heres-what-is-new/ |title=Bluetooth 4.2 Announced: Here’s What Is New |publisher=Redmond Pie |last=Rehman |first=Zayed |date=4 December 2014 |access-date=13 December 2024 |archive-date=13 December 2014 |archive-url=https://web.archive.org/web/20141213015652/http://www.redmondpie.com/bluetooth-4.2-announced-heres-what-is-new/ |url-status=live}}</ref><ref name=":1">{{cite web |url=http://www.dailytech.com/Bluetooth+42+Promises+Faster+Connections+Better+Security+to+Stop+Snooping/article36960.htm |title=Bluetooth 4.2 Promises Faster Connections, Better Security to Stop Snooping |publisher=[[DailyTech]] |last=Hatamoto |first=Michael |date=4 December 2014 |archive-url=https://web.archive.org/web/20141207093853/http://www.dailytech.com/Bluetooth+42+Promises+Faster+Connections+Better+Security+to+Stop+Snooping/article36960.htm |archive-date=7 December 2014 |url-status=dead}}</ref>