whoami i wrote: > HI, > > This is my first mail to this mailing list.I want to block external > usb storage completly on my server running on centos 5 having > confidiential data. > > For that i used udev and blocked the external usb storage by creating > the udev rule mentioning any usb storage will get mounted to > /dev/null so that users cant mount as well. > > But in the mean time i am getting below logs in my /var/log/messages > file when i insert any usb storage device. > > ###################################################### > May 23 12:24:02 localhost kernel: usb 1-4: new high speed USB device > using ehci_hcd and address 4 > May 23 12:24:02 localhost kernel: usb 1-4: configuration #1 chosen > from 1 choice > May 23 12:24:02 localhost kernel: scsi3 : SCSI emulation for USB Mass > Storage devices > May 23 12:24:07 localhost kernel: scsi 3:0:0:0: Direct-Access > USB Flash Disk 1100 PQ: 0 ANSI: 0 CCS > May 23 12:24:07 localhost kernel: sd 3:0:0:0: [sdb] 1981440 512-byte > hardware sectors (1014 MB) > May 23 12:24:07 localhost kernel: sd 3:0:0:0: [sdb] Write Protect is off > May 23 12:24:07 localhost kernel: sd 3:0:0:0: [sdb] Assuming drive > cache: write through > May 23 12:24:07 localhost kernel: sd 3:0:0:0: [sdb] 1981440 512-byte > hardware sectors (1014 MB) > May 23 12:24:07 localhost kernel: sd 3:0:0:0: [sdb] Write Protect is off > May 23 12:24:07 localhost kernel: sd 3:0:0:0: [sdb] Assuming drive > cache: write through > May 23 12:24:07 localhost kernel: sdb: sdb1 > May 23 12:24:07 localhost kernel: sd 3:0:0:0: [sdb] Attached SCSI > removable disk > May 23 12:24:07 localhost kernel: sd 3:0:0:0: Attached scsi generic > sg2 type 0 > ############################################## > > I want to know how device name sdb1[see above log] was allocated > and is it possible to block the device node creation,if so wht i can > do to block the same in my messages log. > > > Regards > lingu > > > ------------------------------------------------------------------------ > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > Why do you want to block? Why not rather disallow users to use the mount command altogether? If it's a server, why do you have normal users accessing it? -- Kind Regards Rudi Ahlers CEO, SoftDux Web: http://www.SoftDux.com Check out my technical blog, http://blog.softdux.com for Linux or other technical stuff, or visit http://www.WebHostingTalk.co.za for Web Hosting stuff