Answer by Rex Linder for How to add a GPG key to the apt sources keyring?
Make sure to "dearmor" (aka convert to binary) before storing your pgp key in trusted.gpg.d:cat mykey.gpg | gpg --dearmor > /etc/apt/trusted.gpg.d/mykey.gpg
View ArticleAnswer by x-yuri for How to add a GPG key to the apt sources keyring?
Let's say you want to add docker's repo key (an ASCII-armored key):$ curl -fsSL https://download.docker.com/linux/ubuntu/gpg \ | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpgIf you're not sure if...
View ArticleAnswer by 0000matteo0000 for How to add a GPG key to the apt sources keyring?
apt-key now seems to be deprecated, I have created a script that will detect and get the missing keys, you can get it here.#!/bin/sh -etmp="$(mktemp)"sudo apt-get update 2>&1 | sed -En...
View ArticleAnswer by Jared for How to add a GPG key to the apt sources keyring?
You should not add third-party keys via apt-key add. These keys can then be used to sign any package on your machine, including those from the archive. Now you should only allow the key to sign only a...
View ArticleAnswer by shirish for How to add a GPG key to the apt sources keyring?
Another way where you just have an .asc key, you download the .asc key and add it to the keyring. For instance - curl -L https://packages.riot.im/debian/repo-key.asc | sudo apt-key add -
View ArticleAnswer by Paulo Coghi for How to add a GPG key to the apt sources keyring?
If you are manually adding a key from a PPA, use:sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 00000000Alternatively, if you do not want to use apt-key:sudo gpg --keyserver...
View ArticleAnswer by Andrew Odri for How to add a GPG key to the apt sources keyring?
Newer versions of apt also support the following:apt-key adv --fetch-keys http://deb.opera.com/archive.keyThis method also provides more detailed feedback as well, e.g.:gpg: key 7BD9BF62: public key...
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Answer by Mateo for How to add a GPG key to the apt sources keyring?
Note from Moderators: This solution is no longer functional since apt-key has been deprecated. However, there is no capability to change if a message is accepted or not, other than deletion of the...
View ArticleHow to add a GPG key to the apt sources keyring?
Ubuntu Doc page says this:It is advisable that you add the Opera GPG key.wget -qO - http://deb.opera.com/archive.key | sudo apt-key add -Where do I add that?I want to take the advice but I don't know...
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