Podczas wykonywania apt-get update
pojawia się następujący błąd:
root@ADS3-Debian6:/home/aluno# apt-get update
Atingido http://sft.if.usp.br squeeze Release.gpg
Ign http://sft.if.usp.br/debian/ squeeze/contrib Translation-en
Ign http://sft.if.usp.br/debian/ squeeze/contrib Translation-pt
Ign http://sft.if.usp.br/debian/ squeeze/contrib Translation-pt_BR
(...)
Obter:10 http://security.debian.org squeeze/updates/non-free i386 Packages [14 B]
Baixados 612 kB em 4s (125 kB/s)
Lendo listas de pacotes... Pronto
There is no public key available for the following key IDs: 8B48AD6246925553