US accuses Huawei of spying through 'backdoors' built for law enforcement - Business Insider

....which is what the US has been pressuring tech companies to do for years....
https://www.businessinsider.com/us-accuses-huawei-of-spying-through-law-enforcement-backdoors-2020-2

Security experts explain why unlocking the Pensacola shooter's iPhones would unleash a privacy nightmare for iPhone owners - Business Insider

Apple's decision not to unlock or create a backdoor into the iPhones used by a gunman in a Florida shooting last month puts the tech giant at odds with the United States government yet again. ....
https://www.businessinsider.com/apple-unlocking-pensacola-shooter-iphones-privacy-nightmare-2020-1

Google confirms that advanced backdoor came preinstalled on Android devices - Ars Technica

After Google successfully beat back Triada in 2017, its developers found a new way in.
https://arstechnica.com/information-technology/2019/06/google-confirms-2017-supply-chain-attack-that-sneaked-backdoor-on-android-devices/

Apple and other tech companies swat down new proposals to create secure backdoors in encrypted services - 9to5Mac

Reform Government Surveillance is a coalition of major tech companies that looks to guide legislation for how the government can surveil individuals and access their information. Apple joined RGS back in 2013 and the coalition has recently issued a statement as talks have begun again about US officials pushing for a mandate to make tech companies build backdoors into their devices and services....
https://9to5mac.com/2018/05/02/apple-backdoor-fbi-government/