| File classes | |
| blk_file | Block device file |
| chr_file | Character device file |
| dir | Directory |
| fd | File descriptor |
| fifo_file | FIFO file |
| file | File |
| filesystem | Formatted filesystem residing on disk partition |
| lnk_file | Hard or symbolic link |
| sock_file | Network socket file |
| Interprocess communication classes | |
| ipc | (Obsolete) |
| msg | Interprocess communication message within queue |
| msgq | Interprocess communication queue |
| sem | Interprocess communication semaphore |
| shm | Interprocess communication shared memory |
| Network classes | |
| key_socket | IPSec socket |
| netif | Network interface |
| netlink_socket | Socket used to communicate with kernel via the netlink syscall |
| node | TCP/IP network host, as represented by IP address |
| packet_socket | Obsolete object type used by Linux 2.0 programs invoking the socket syscall |
| rawip_socket | Raw IP socket |
| socket | Generic socket |
| tcp_socket | TCP socket |
| udp_socket | UDP socket |
| unix_dgram_socket | Unix-domain datagram socket |
| unix_stream_socket | Unix-domain stream socket |
| Object class | |
| passwd | Linux password file |
| System classes | |
| capability | SELinux capability |
| process | Process |
| security | Security- related objects, such as the SELinux policy |
| system | Kernel and system objects |