Permissions

Find the files whose permissions are 777.

$ find . -type f -perm 0777 -print

Find the files without permission 777.

$ find / -type f ! -perm 777

Find SUID set files.

$ find / -perm /u=s

Find SGID set files.

$ find / -perm /g=s

Find Read Only files.

$ find / -perm /u=r

Find Executable files.

$ find / -perm /a=x