# The following packages cannot be authenticated! percona-\* **URL:** \ **Category:** Percona Server for MySQL 5.6\ **Created:** [July 30, 2019, 4:04pm UTC](https://forums.percona.com/t/the-following-packages-cannot-be-authenticated-percona/7144 "2019-07-30T16:04:56Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![dfuentes77](https://avatars.discourse-cdn.com/v4/letter/d/e99b99/32.png) [@dfuentes77](https://forums.percona.com/u/dfuentes77)\ **Post date:** [July 30, 2019, 4:04pm UTC](https://forums.percona.com/t/the-following-packages-cannot-be-authenticated-percona/7144/1 "2019-07-30T16:04:56Z")
We are seeing this in our CI builds with Kitchen and EC2 $ sudo apt-get -q install percona-server-client-5.6=5.6.44-86.0-1.xenial Reading package lists… Building dependency tree… Reading state information… The following additional packages will be installed: libdbi-perl libperconaserverclient18.1 percona-server-common-5.6 Suggested packages: libclone-perl libmldbm-perl libnet-daemon-perl libsql-statement-perl The following NEW packages will be installed: libdbi-perl libperconaserverclient18.1 percona-server-client-5.6 percona-server-common-5.6 0 upgraded, 4 newly installed, 0 to remove and 22 not upgraded. Need to get 2,691 kB of archives. After this operation, 43.9 MB of additional disk space will be used. Do you want to continue? [Y/n] y WARNING: The following packages cannot be authenticated! percona-server-common-5.6 libperconaserverclient18.1 percona-server-client-5.6 because… $ sudo apt-get update Hit:1 [url][http://us-west-2.ec2.archive.ubuntu.com/ubuntu[/url]](http://us-west-2.ec2.archive.ubuntu.com/ubuntu%5B/url%5D) xenial InRelease Hit:2 [url][http://us-west-2.ec2.archive.ubuntu.com/ubuntu[/url]](http://us-west-2.ec2.archive.ubuntu.com/ubuntu%5B/url%5D) xenial-updates InRelease Hit:3 [url][http://us-west-2.ec2.archive.ubuntu.com/ubuntu[/url]](http://us-west-2.ec2.archive.ubuntu.com/ubuntu%5B/url%5D) xenial-backports InRelease Get:4 [url][http://repo.percona.com/apt[/url]](http://repo.percona.com/apt%5B/url%5D) xenial InRelease [15.9 kB] Hit:5 [url][http://security.ubuntu.com/ubuntu[/url]](http://security.ubuntu.com/ubuntu%5B/url%5D) xenial-security InRelease Ign:4 [url][http://repo.percona.com/apt[/url]](http://repo.percona.com/apt%5B/url%5D) xenial InRelease Fetched 15.9 kB in 0s (41.0 kB/s) Reading package lists… Done W: GPG error: [url][http://repo.percona.com/apt[/url]](http://repo.percona.com/apt%5B/url%5D) xenial InRelease: The following signatures couldn’t be verified because the public key is not available: NO\_PUBKEY 9334A25F8507EFA5 W: The repository ‘[Percona Repo](http://repo.percona.com/apt) xenial InRelease’ is not signed. N: Data from such a repository can’t be authenticated and is therefore potentially dangerous to use. N: See apt-secure(8) manpage for repository creation and user configuration details. The key seems to have been installed as usual and nothing changed in our pipeline config. ---
**Author:** ![lorraine.pocklington](https://sea1.discourse-cdn.com/flex019/user_avatar/forums.percona.com/lorraine.pocklington/32/37_2.png) [@lorraine.pocklington](https://forums.percona.com/u/lorraine.pocklington)\ **Post date:** [July 31, 2019, 7:24am UTC](https://forums.percona.com/t/the-following-packages-cannot-be-authenticated-percona/7144/2 "2019-07-31T07:24:50Z")
Hello there You need to install the latest version of our packages, these contain our keys [URL][https://repo.percona.com/apt/percona-release\_1.0-11.generic\_all.deb[/URL]](https://repo.percona.com/apt/percona-release_1.0-11.generic_all.deb%5B/URL%5D) Hope this helps, if you have further issues don’t hesitate to come back and ask… ---
**Author:** ![KlaudvanDame](https://avatars.discourse-cdn.com/v4/letter/k/7993a0/32.png) [@KlaudvanDame](https://forums.percona.com/u/KlaudvanDame)\ **Post date:** [December 18, 2019, 8:00am UTC](https://forums.percona.com/t/the-following-packages-cannot-be-authenticated-percona/7144/3 "2019-12-18T08:00:26Z")
What happen??