Microsoft shares it's code with quite a few companies and governments: https://www.microsoft.com/en-us/sharedsource/default.aspx https://www.microsoft.com/en-u

Microsoft shares it's code with quite a few companies and governments: https://www.microsoft.com/en-us/sharedsource/default.aspx https://www.microsoft.com/en-us/sharedsource/default.aspx https://www.zdnet.com/article/microsoft-opens-source-code-to-russian-secret-service/ https://www.zdnet.com/article/microsoft-opens-source-code-to... A lot of Microsoft's code has also been leaked: https://www.theregister.co.uk/AMP/2017/06/23/windows_10_leak/ https://www.theregister.co.uk/AMP/2017/06/23/windows_10_leak... I don't know what the situation is with iOS. How much is in common with Darwin?