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Bluezone is an application recommended by the Ministry of Health and the Ministry of Information and Communications to install to prevent the spread of the Covid-19 epidemic. Let’s find out what is Bluezone application? How Bluezone warns if you have been in close contact with someone with COVID-19 in the following article!
What is Bluezone?
Bluezone is an application for smartphones running iOS and Android, capable of quickly tracing people at risk of Covid-19 infection . At the same time, warn if the user is in close contact with someone infected with corona virus.
Bluezone exploits Bluetooth low energy positioning technology, similar to the technology that Apple and Google jointly developed in April. Smartphones with this application will exchange signals with each other within a distance of 2m and save contact logs.
How Bluezone works
When there is an infection, the contact history in the app shows whether you have been in contact with this person if you both use Bluezone. So, the more people install Bluezone, the more effective the protection will be.
Frequently asked questions about Bluezone . app
Why does Bluezone ask permission to access photos, media and files?
Bluezone only uses the “file access” permission to write the “close contact” history to the device memory. Even so, according to Google’s policy, the device still automatically asks to “allow access to photos, media and files” even if Bluezone does not use the remaining permissions. You need permission to be able to record “close contacts”.
Does Bluezone track user location?
Bluezone neither records nor uses the user’s location . When you install Bluezone on Android and activate Bluetooth, the device will ask for location permission, this is because of Google’s policy when turning on Bluetooth BLE, the device will automatically ask for location permission. However, Bluezone does not use that right.
Does Bluezone save user information?
Bluezone only saves data on the user’s computer, absolutely does not upload it to the server , does not collect location. Bluezone only records when two people meet at some point and for how long, but not where. Bluezone users will remain anonymous by using the self-generated ID.
Is it necessary to turn on Bluetooth continuously when using Bluezone?
For Bluezone to work effectively, the phone must always have Bluetooth on . However, Bluezone uses Bluetooth BLE low energy technology to save battery (Bluetooth Low Energy), so users are completely assured to use.
Is there any harm in keeping Bluetooth on in the community?
This is similar to using Wifi in the community, since Bluetooth and Wifi work together on the 2.4GHz frequency. So users can completely rest assured to use as usual.
If Bluetooth is on, is the phone vulnerable to hacking?
Bluetooth is a widely used device connection standard today and has proven to be secure.
Does this Bluezone consume battery?
Bluezone uses Bluetooth BLE low energy (Bluetooth Low Energy) technology to save battery, so people can use it with peace of mind.
Do infected people have this Bluezone installed?
If the infected person may not have Bluezone installed, so in many cases where the app is not installed there will be a delay in the close contact warning. That’s why everyone should install and call on people around to install Bluezone to protect themselves and protect the community in a timely manner.
Does Bluezone work when not everyone has Bluetooth on?
Enabling Bluetooth is an individual right. In order to protect themselves and the community, people should use Bluezone regularly. If the user turns off Bluetooth, assuming they have been in contact with someone with COVID-19, this contact will not be recorded.
Does Bluezone run in the background or does it have to be turned on every time?
Bluezone will maintain operation even in case the device turns off the screen. Note that you need to keep Bluetooth on at all times to ensure adequate contact recording.
Why are the numbers displayed differently on different machines even in the same place?
This is because the machines do not scan continuously but have alternate sleep cycles to save energy. Different machines have different operation and rest periods. At the time the machine is idle without scanning, it will not record any other machines until the machine is up and running again.
Although the data displayed between machines may vary, close contacts are still fully recorded. Close contact is defined as two people seeing each other for a long enough time for the virus to spread.
Above is an introductory article as well as information related to Bluezone application. Let’s install the application to prevent the spread of COVID-19 to better protect yourself and society during the epidemic season!
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