<div dir="ltr"><div class="gmail_quote"><div class="gmail_attr">On Sat, 22 Feb 2020 at 14:17, Damian <<a href="mailto:db76@riseup.net">db76@riseup.net</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div style="overflow-wrap: break-word;"><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">Hi,</span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures"><br></span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">I apologise for the naiveness of this question, but I experienced an error when running apt-get update on Debian 9.</span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">It’s telling me that it can’t update the xiph repository.</span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures"><br></span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">Not sure if I should be asking for help about this here, but if not… please let me know where I should take this issue.</span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">Any help is appreciated.</span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures"><br></span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">Damian</span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures"><br></span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures"><br></span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures"><br></span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">Get:1 <a href="http://security.debian.org/debian-security" target="_blank">http://security.debian.org/debian-security</a> stretch/updates InRelease [94.3 kB]                                                                                          </span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">Ign:2 <a href="http://ftp.us.debian.org/debian" target="_blank">http://ftp.us.debian.org/debian</a> stretch InRelease                                                                                                                       </span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">Hit:3 <a href="http://ftp.us.debian.org/debian" target="_blank">http://ftp.us.debian.org/debian</a> stretch-updates InRelease                                                                                                               </span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">Hit:4 <a href="http://ftp.us.debian.org/debian" target="_blank">http://ftp.us.debian.org/debian</a> stretch Release                                                                                        </span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">Hit:6 <a href="http://www.deb-multimedia.org" target="_blank">http://www.deb-multimedia.org</a> stretch InRelease                                          </span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">Get:5 <a href="http://download.opensuse.org/repositories/multimedia:/xiph/Debian_9.0" target="_blank">http://download.opensuse.org/repositories/multimedia:/xiph/Debian_9.0</a> ./ InRelease [1,526 B]</span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">Err:5 <a href="http://download.opensuse.org/repositories/multimedia:/xiph/Debian_9.0" target="_blank">http://download.opensuse.org/repositories/multimedia:/xiph/Debian_9.0</a> ./ InRelease</span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">  The following signatures were invalid: EXPKEYSIG 77EC2301F23C6AA3 multimedia OBS Project <<a href="mailto:multimedia@build.opensuse.org" target="_blank">multimedia@build.opensuse.org</a>></span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">Reading package lists... Done</span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">W: GPG error: <a href="http://download.opensuse.org/repositories/multimedia:/xiph/Debian_9.0" target="_blank">http://download.opensuse.org/repositories/multimedia:/xiph/Debian_9.0</a> ./ InRelease: The following signatures were invalid: EXPKEYSIG 77EC2301F23C6AA3 multimedia OBS Project <<a href="mailto:multimedia@build.opensuse.org" target="_blank">multimedia@build.opensuse.org</a>></span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">E: The repository '<a href="http://download.opensuse.org/repositories/multimedia:/xiph/Debian_9.0%20./%20InRelease" target="_blank">http://download.opensuse.org/repositories/multimedia:/xiph/Debian_9.0 ./ InRelease</a>' is no longer signed.</span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">N: Updating from such a repository can't be done securely, and is therefore disabled by default.</span></div><div style="margin:0px;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">N: See apt-secure(8) manpage for repository creation and user configuration details.</span></div></div></blockquote><div><br></div><div>
What have you searched for? <br></div><div><br></div><div>What have you tried so far?</div><div><br></div><div>Searching around, I found this - which might help</div><div></div><ul><li><a href="https://askubuntu.com/questions/650032/gpg-errorthe-following-signatures-were-invalid-keyexpired">https://askubuntu.com/questions/650032/gpg-errorthe-following-signatures-were-invalid-keyexpired</a></li><li><a href="https://chrisjean.com/fix-apt-get-update-the-following-signatures-couldnt-be-verified-because-the-public-key-is-not-available/">https://chrisjean.com/fix-apt-get-update-the-following-signatures-couldnt-be-verified-because-the-public-key-is-not-available/</a></li></ul>Chip<br></div></div>