собственно..
special-k@k:~$ sudo aptitude update
...
Get:7 http://no.archive.ubuntu.com/ubuntu/ maverick-security/main Translation-en_GB [27.2kB]
68% [7 Translation-en_GB bzip2 0] [Waiting for headers] [Waiting for headers] [Wbzip2: (stdin) is not a bzip2 file.
...
Err http://no.archive.ubuntu.com maverick-security Release
...
Fetched 13.1MB in 1min 15s (173kB/s)
W: GPG error: http://no.archive.ubuntu.com maverick-updates Release: The following signatures were invalid: BADSIG 40976EAF437D05B5 Ubuntu Archive Automatic Signing Key <ftpmaster@ubuntu.com>
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://no.archive.ubuntu.com maverick-security Release: The following signatures were invalid: NODATA 1 NODATA 2
Пробую добавить
special-k@k:~$ sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 40976EAF437D05B5
Executing: gpg --ignore-time-conflict --no-options --no-default-keyring --secret-keyring /etc/apt/secring.gpg --trustdb-name /etc/apt/trustdb.gpg --keyring /etc/apt/trusted.gpg --primary-keyring /etc/apt/trusted.gpg --keyserver keyserver.ubuntu.com --recv-keys 40976EAF437D05B5
gpg: requesting key 437D05B5 from hkp server keyserver.ubuntu.com
gpg: key 437D05B5: "Ubuntu Archive Automatic Signing Key <ftpmaster@ubuntu.com>" not changed
gpg: Total number processed: 1
gpg: unchanged: 1
И все то же