Согласно http://www.altlinux.org/%D0%A0%D0%B0%D0%B1%D0%BE%D1%82%D0%B0_%D1%81_%D0%BA%D0%BB%D1%8E%D1%87%D0%B0%D0%BC%D0%B8_%D1%80%D0%B0%D0%B7%D1%80%D0%B0%D0%B1%D0%BE%D1%82%D1%87%D0%B8%D0%BA%D0%B0#.D0.9E.D0.B1.D0.BD.D0.BE.D0.B2.D0.BB.D0.B5.D0.BD.D0.B8.D0.B5_.D1.81.D1.83.D1.89.D0.B5.D1.81.D1.82.D0.B2.D1.83.D1.8E.D1.89.D0.B5.D0.B3.D0.BE_GPG-.D0.BA.D0.BB.D1.8E.D1.87.D0.B0_.D0.B2_.D0.BF.D0.B0.D0.BA.D0.B5.D1.82.D0.B5_alt-gpgkeys обновляю свой ключ. Старый ключ был заменён на новый.
alt-gpgkeys-0.7.52-alt1 -> sisyphus: * Mon Apr 09 2012 Dmitry V. Levin <ldv@altlinux> 0.7.52-alt1 - Replaced key: icesik@ (50274733 -> CFE26B8C; closes: #27182).