Bad signatures during updating

[ferri]

Since yesterday I have obtained during updating software warning message:

Код: Выделить всё

The following packages have bad signatures

This message is following with list of packages with invalid key ID.

[ДроноваЮ]

Something got broken yesterday on ABF and unhealthy packages went to repos, so please refrain from upgrading/installing for some few days. See this topic:
http://forum.rosalab.ru/en/viewtopic.php?f=15&t=1053