1
Person A downloads the contact-tracing app and enables Bluetooth
2
Their phone logs distance data with any phones that are nearby
3
Data is anonymous for A and everybody they come in contact with
4
They can also scan a QR code at any venue they attend
5
If someone who was at the same venue falls ill, A gets an alert and advice on their phone
6
If person A falls ill they notify the app that they have symptoms
7
Their personal bluetooth key is uploaded to a central server
8
People who have been in close contact with A, or who were at the same venue, are sent alerts and advice
1
2
3
Person A downloads the contact-tracing app and enables Bluetooth
Their phone logs distance data with any phones that are nearby
Data is anonymous for
A and everybody they come in contact with
4
5
They can also scan a QR code at any venue they attend
If someone who was at the same venue falls ill, A gets an alert and advice on their phone
6
7
8
If person A falls ill they notify the app that they have symptoms
Their personal bluetooth key is uploaded to a central server
People who have been in close contact with A, or who were at the same venue, are sent alerts and advice