Admins

(April) root@pouet:~# apt-get update && apt-get dist-upgrade
Hit:1 http://apt.april.org/debian buster InRelease
Hit:2 http://ftp.fr.debian.org/debian buster InRelease                                                                                                                                                                              
Hit:3 http://security.debian.org buster/updates InRelease                                                                                                                                                                           
Hit:4 http://apt.easter-eggs.com/debian buster-ee InRelease                                                                                                                                                                         
Get:5 https://dl.yarnpkg.com/debian stable InRelease [17.1 kB]                                                                                                                                                                      
Hit:6 https://deb.nodesource.com/node_8.x buster InRelease                           
Err:5 https://dl.yarnpkg.com/debian stable InRelease
  The following signatures were invalid: EXPKEYSIG 23E7166788B63E1E Yarn Packaging <yarn@dan.cx>
Fetched 17.1 kB in 0s (35.2 kB/s)
Reading package lists... Done
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: https://dl.yarnpkg.com/debian stable InRelease: The following signatures were invalid: EXPKEYSIG 23E7166788B63E1E Yarn Packaging <yarn@dan.cx>
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