Octal digit Text equivalent Binary value Meaning 0 --- 000 All types of access are denied 1 --x 001 Execute access is allowed only 2 -w- 010 Write access is allowed only 3 -wx 011 Write and execute access are allowed 4 r-- 100 Read access is allowed only 5 r-x 101 Read and execute access are allowed 6 rw- 110 Read and write access are allowed 7 rwx 111 Everything is allowed