º¸¾È»óÀÇ º¯È´Â ¿ÀÁ÷ °ÔÀÌÆ®¿þÀÌ ³ëµå¿¡¼¸¸ ÀÌ·ç¾îÁö´Â °ÍÀ» ±Ç°íÇÑ´Ù. ÀÌ·¸°Ô ÇÔÀ¸·Î½á °ÔÀÌÆ®¿þÀÌÀÇ º¸¾ÈÀÌ ¾ÈÁ¤ÀûÀÌ µÈ´Ù.
Ŭ·¯½ºÅÍ°£¿¡ Æнº¿öµå¸¦ »èÁ¦ÇÏ´Â ¹æ¹ýÀº µÎ°¡Áö°¡ ÀÖ´Ù. /etc/hosts.equiv ÆÄÀÏ¿¡ ÀÔ·ÂÀ» Çϰųª home µð·ºÅ丮¿¡ÀÇ °¢ °èÁ¤¿¡ .rhosts¸¦ ¸¸µå´Â ÀÏÀÌ´Ù.
.rhostsÀ» ¸¸µå´Â ¹æ¹ýÀº °¢ À¯ÀúµéÀÇ °èÁ¤¿¡ Çϳª¾¿ Àֱ⠶§¹®¿¡ ¼±È£ µÇ´Â ¹æ¹ýÀÌ´Ù. /etc/hosts.equiv´Â Ŭ·¯½ºÅÍÀÇ °¢ ³ëµå¸¶´Ù À¯ÁöµÇ¾î¾ß Çϸç ÀÌ´Â »õ·Î¿î °èÁ¤À» ¸¸µé°Å³ª ¾ø¾Ù ¶§ °ü¸®ÀÚÀÇ ÀÔÀå¿¡¼´Â ¾ÆÁÖ º¹ÀâÇÑ ÀÏÀÌ µÈ´Ù.
.rhosts ÆÄÀÏÀÇ Çü½ÄÀº ´ÙÀ½°ú °°´Ù:
#.rhost file for coyote cluster # must be read/writable by user only! coyote1 coyote2 coyote3 coyote4
hosts.equiv ÆÄÀÏÀÇ Çü½ÄÀº ´ÙÀ½°ú °°´Ù.
#hosts.equiv file for coyote cluster #node name user name coyote1 deadline coyote2 deadline coyote3 deadline coyote4 deadline coyote1 wgates coyote2 wgates coyote3 wgates coyote4 wgates coyote5 wgates
root°¡ rloginÀ» ÀÌ¿ë Ŭ·¯½ºÅÍÀÇ °¢ ³ëµå¿¡ Á¢±ÙÇϱâ À§ÇØ, .rhosts ÆÄÀÏÀ» °¢ ³ëµåÀÇ root µð·ºÅ丮¿¡ ÷°¡ÇؾßÇÑ´Ù. .rhosts ÆÄÀÏÀº Ŭ·¯½ºÅÍ¿¡ ÀÖ´Â ¸ðµç ³ëµåµéÀ» ¸í±âÇؾßÇÑ´Ù. Áß¿äÇÑÁ¡: .rhosts ÆÄÀÏÀº ¼ÒÀ¯ÀÚ¸¸ÀÌ ÀÐ°í ¾µ ¼ö ÀÖ¾î¾ß ÇÑ´Ù. ("chmod go-rwx .rhosts" : ¿ªÀÚÁÖ group°ú other°¡ .rhosts¸¦ ÀÐ°í ¾²°í ½ÇÇàÇÏÁö ¸øÇϵµ·Ï ÇÑ´Ù.)ÀÌ·¯ÇÑ °ÍÀº ¹Ýµå½Ã °ÔÀÌÆ®¿þÀÌ ³ëµå¿¡¼´Â ÀÌ·ç¾î ÁöÁö ¾Ê¾Æ ¾ß ÇÑ´Ù. (¿ªÀÚÁÖ: º¸¾È»óÀÇ ¹®Á¦ ¶§¹®¿¡)
µ¡ºÙ¿©¼, /etc/pam.d/rlogin ÆÄÀÏ¿¡ óÀ½ µÎÁÙÀ» ¹Ù²Ù¾î ÁØ´Ù.:
#orginal /etc/pam.d/rlogin auth required /lib/security/pam_securetty.so auth sufficient /lib/security/pam_rhosts_auth.so auth required /lib/security/pam_pwdb.so shadow nullock auth required /lib/security/pam_nologin.so account required /lib/security/pam_pwdb.so password required /lib/security/pam_cracklib.so password required /lib/security/pam_pwdb.so shadow nullock use_authtok session required /lib/security/pam_pwdb.so #first two lines are swapped /etc/pam.d/rlogin auth sufficient /lib/security/pam_rhosts_auth.so auth required /lib/security/pam_securetty.so auth required /lib/security/pam_pwdb.so shadow nullock auth required /lib/security/pam_nologin.so account required /lib/security/pam_pwdb.so password required /lib/security/pam_cracklib.so password required /lib/security/pam_pwdb.so shadow nullock use_authtok session required /lib/security/pam_pwdb.so
°ÔÀÌÆ®¿þÀÌ ³ëµå¸¦ Á¦¿ÜÇÑ ¸ðµç ³ëµå¿¡ /etc/securetty ÆÄÀÏ¿¡ ´ÙÀ½°ú °°Àº ³»¿ëÀ» ÷°¡ÇÑ´Ù:
ttyp0 ttyp1 ttyp2 ttyp3 ttyp4
ÀÌ·¯ÇÑ º¯È´Â remote telnetÀ» ÀÌ¿ë Ŭ·¯½ºÅͳ»ÀÇ ¾î¶°ÇÑ ³ëµå·Î ¿¬°á ÀÌ °¡´ÉÄÉÇÏ´Â °ÍÀÌ´Ù.
rootÀÇ ftp Á¢±ÙÀÌ ÇÊ¿äÇÑ ½Ã½ºÅÛÀÇ °æ¿ì, /etc/ftpusers ÆÄÀÏ¿¡ ´ÙÀ½°ú °°ÀÌ root ºÎºÐ¿¡ ÁÖ¼®À» ´Ü´Ù.
#Comment out root to allow other systems ftp access as root #root bin daemon adm lp sync shutdown halt mail news uucp operator games nobody