John Lister's picture

COVID Tracing Now Built into Mac, Android

Apple and Google have added a way to notify users about potential COVID-19 infections without them having to install an app. The Bluetooth-based system is coming to iOS and Android but will be opt-in only. Both companies have already built ... technologies that use Bluetooth to anonymously track which handsets have been in close proximity of a user who reports either symptoms or a positive test. However, until now the technologies have only been used through official government or health authority apps. Now the mobile operating systems are getting a built-in tool called Exposure Notifications ... (view more)

Dennis Faas's picture

Trace the Origin of Email: Visually

Infopackets Reader 'Jennifer' writes: " Dear Dennis, I recently received an email from an unknown person via Yahoo. I think I understand how the email got to me but I'm not sure. Would the email headers help to tell me this? I'd really like to know ... how this person sent me the email. Can you help? " My response: To sum it up the answer briefly: email headers are often forged by spammers, so it's plausible that the email you received came from somewhere else (other than what is stated in the email header). Having said that, most big-name ISP (Internet Service Providers) have an onslaught of ... (view more)

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