When I run the "last" command I find out this output: dbuffoni pts/0 62.98.75.83 Sun Sep 23 19:03 - 19:08 (00:05) leofire ftp ppp-4-10.27-151. Sun Sep 23 15:45 - 19:45 (04:00) leofire ftp ppp-4-10.27-151. Sun Sep 23 15:44 - 15:44 (00:00) fraghi pts/0 151.17.72.243 Sun Sep 23 15:43 - 15:50 (00:06) pB ************ Thu Jan 1 01:00 - 01:00 (00:00) leofire pts/0 ppp-4-10.27-151. Sun Sep 23 04:49 - 04:54 (00:04) fraghi pts/0 151.17.128.9 Sat Sep 22 15:37 - 15:50 (00:13) guybrush ftp flat-p01-m224.ar Sat Sep 22 14:53 still logged in fraghi pts/0 151.17.128.9 Sat Sep 22 14:51 - 15:37 (00:45) dbuffoni ftp 62.98.76.173 Sat Sep 22 12:43 - 12:57 (00:13) dbuffoni pts/0 62.98.76.173 Sat Sep 22 12:31 - 12:57 (00:25) 5 ************ Thu Jan 1 01:00 - 01:00 (00:00) praise pts/0 62.98.133.24 Sat Sep 22 01:53 - 03:12 (01:19) leofire ftp ppp-227-6.27-151 Sat Sep 22 00:30 still logged in leofire ftp ppp-227-6.27-151 Sat Sep 22 00:30 still logged in guybrush ftp flat-p07-m022.ar Sat Sep 22 00:17 - 00:27 (00:10) Everything is working fine on my system. At least it looks like that. But what does the "pB" and "5" strange users mean? And the dates are not so true. What is going on? Praise