LM >On Thursday 16 September 2004 19:33, JW wrote: LM >... LM >> Checking GPG signatures... LM >> Unknown LM >> signature /var/cache/apt/archives/apt_0.5.15cnc6-0.suse091.rb.5_i586.rpm: LM >> (SHA1) DSA sha1 md5 (GPG) NOT OK (MISSING KEYS: GPG#8c9b4b0d) LM > egrep -v '^(#|$)' /etc/sources.list I assume you meant /etc/apt/sources.list rpm ftp://ftp.gwdg.de/pub/linux/suse/apt SuSE/9.1-i386 rpmkeys update security base kde gnome xfree86 xorg mozilla suser-rbos suser-gbv usr-local-bin suser-tcousin suser-scorot funktronics packman packman-i686 kernel-of-the-day wine suse-people suse-projects kde3-stable rpm-src ftp://ftp.gwdg.de/pub/linux/suse/apt SuSE/9.1-i386 update-prpm update security-prpm security base kde gnome xfree86 xorg mozilla suser-rbos suser-gbv usr-local-bin suser-tcousin suser-scorot funktronics packman packman-i686 kernel-of-the-day wine suse-people suse-projects kde3-stable (Again, please excuse the word-wrapping - that's only 2 lines in the file) I have changed rpmkey ro rpmkeys, run apt-get update /and/ apt update (it's supposed to be the same thing, right?), installed every rpmkey- rpm that can be found with apt-cache search rpmkey and I'm still having trouble: apt install squirrelmail squirrelmail-plugins Reading Package Lists... Done Building Dependency Tree... Done The following packages will be upgraded squirrelmail squirrelmail-plugins 2 upgraded, 0 newly installed, 0 removed and 136 not upgraded. Need to get 0B/4352kB of archives. After unpacking 3292kB of additional disk space will be used. Checking GPG signatures... Unknown signature /var/cache/apt/archives/squirrelmail_1.4.3a-0.gbv.1_noarch.rpm: (SHA1) DSA sha1 md5 (GPG) NOT OK (MISSING KEYS: GPG#b7afc211) Unknown signature /var/cache/apt/archives/squirrelmail-plugins_1.4.3a-0.gbv.2_noarch.rpm: (SHA1) DSA sha1 md5 (GPG) NOT OK (MISSING KEYS: GPG#b7afc211) E: Error(s) while checking package signatures: 0 unsigned package(s) 2 package(s) with unknown signatures 0 package(s) with illegal/corrupted signatures Thanks for your help - any more ideas? -- ---------------------------------------------------- Jonathan Wilson Cedar Creek Software http://www.cedarcreeksoftware.com