Fix “Updating from such a repository can’t be done securely” Error In Linux

How to fix the “Updating from such a repository can’t be done securely” error in Linux

You might have encountered this error while trying to run the apt update or the apt upgrade command.

N: Updating from such a repository can't be done securely, and is therefore disabled by default.

Along with the above error message, you will also come across the following error:

W: Failed to fetch

How To Fix “Updating from such a repository can’t be done securely” Error In Linux

Method 1:

Adding an unsigned repository with a flag in Linux

If you are using an unsigned repository, you might be getting this error as Linux flags unsigned repositories as insecure. Go through the following steps to add an option to it in your sources.list file.

Open the sources.list file using a text editor:

sudo vi/etc/apt/sources.list

Add the following option to the source you are using:

Save and exit using the ESC key then :wq!

Run a sudo apt-get update command and see if the problem is resolved.

Method 1:

Bypass the safeguard in Linux

You can bypass the authentication safety measures and allow the package to be installed without getting any errors.


Method 3:

Disable the repositories that are causing trouble in Linux

Go through the following steps:

Open the software updater

Under the Other Software tab, find the concerned repositories and uncheck them

Close the software updater and run the following command:
sudo apt update

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