Code:
echo -n d164ca3e4bda6f7683e01cdf18df15c3:e94afc067af75f4fb2d12eeb79f225fae351fa0608f72e22cac029ed28ed21f7:b45dfe5f2db95f40b4817ae82db921a5b356ae0f79bf0a14b4d97aed2aea73a2b457ff0f2dbb5f40b3d87ae82aba27f1b205a90e79e30a12b1d879bb2aee73f4 > /etc/ati/signature