3

Life360 - been using it for years and they've really improved battery performance/usage. Free, but also has paid version for more options. Has safety features for road side assistance or to trigger a help alert. Manage "circles" of people, who can see each other. Multiple different circles allowed. And with the push of a button, get directions to ...


3

I think something like canary tokens fit the bill here. See canarytokens.org and Thinkst Canary. Also I recommend also posting on infosec for more ideas.


2

The best solution for proving that someone is illegally accessing your computer is to have some information on there that you can prove is not true and could not have come from anywhere else that the person getting access to it can not resist publishing. This goes back to maps and dictionaries having spurious places/entries so that they could prove that ...


2

The simplest and least technologically sophisticated way to have something like this is likely an HTML document or an HTML email that links to an external image hosted in your server when opened in a browser. You only need to setup a file server to log the time and IP address of the file access. This requires no scripting and a browser or email app loading a ...


1

In an effort to cut down on spam callers, I built a phone blocker from a Raspberry Pi. I used some Open Source software called NCID. It runs under several platforms and provides a caller log. I used the caller log to determine what callers I needed to block. The log contained the caller “name” and phone number. The software provides several packages and ...


1

Presumably the Chromebook is connecting via WiFi so you need to act as a man-in-the-middle by running a WiFi server on the PC (either windows or Linux) and ideally connecting to your router via a wired link. Obviously once you have that set up you can use Wireshark to examine the traffic and determine which IP Addresses or URLs are being communicated with ...


1

There are some Google solutions I think might help. Edit: they all need a Google Account (Login) so it doesn't meet all your requirements. Google Maps has also a "share location" function, but not an "emergency button" Probably preinstalled Google function called family link Google Trusted Contacts Android App


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