12æ16æ¥ãPerlã¦ã¼ã¶ã¼ã®ã³ãã¥ããã£ãShibuya Perl Mongersãã®ãã¯ãã«ã«ãã¼ã¯ã¤ãã³ã第5åãéå¬ããããã¤ãã³ãã§ã¯ã¯ã¦ãªåç· å½¹æé«æè¡è²¬ä»»è ï¼CTOï¼ã®ä¼è¤ç´ä¹æ°ããã¯ã¦ãªã®æè¿ã®ãµã¼ãã¹ã«ãããæè¡çãã¤ã³ãã解説ããã â æ©ããã°åæ¥ã§ãµã¼ãã¼ãå¢è¨ã§ããã¹ãã¼ãä½å¶ ä¼è¤æ°ã¯ã¯ããã«ãã¯ã¦ãªã®ãã¬ã¼ã ã¯ã¼ã¯ãã¯ã¦ãªãã¬ã¼ã ã¯ã¼ã¯ããç´¹ä»ãåºæ¬çã«ã¯ã¯ã¦ãªãç¬èªã«æ§ç¯ãããã¬ã¼ã ã¯ã¼ã¯ã§ãããã®ãã¬ã¼ã ã¯ã¼ã¯ã®ãããã§æ°ãããµã¼ãã¹ãæ©ããã°1æ¥ã§ä½ãããã¨ããã ã¯ã¦ãªã®ãµã¼ãã¼ã¯ç¾å¨ç´90å°ã§ãéåãã¯ã¦ãªä»£è¡¨ã®è¿è¤æ·³ä¹æ°ãèªãè¨è¨ãããã®ãå©ç¨ããµã¼ãã¼æ©æã¯å¸¸ã«å¾ æ©ããã¦ããããããã©ãã£ãã¯ãå¤§å¹ ã«ä¸æããæã§ããæçåæ¥ã§ãµã¼ãã¼ãå¢è¨ã§ããã¨ãããä¼è¤æ°ã¯ã大ããªãµã¼ãã¹ã§ããã°ãã¼ã¿ã»ã³ã¿ã¼ãä»ã®å ´æã§åãããããã·ã³1å°ã追å ããã®ã«
ã¾ããã¦ãããªãã¢ã§ããã»ã»ã»å人çã«ãã¸ãï½ããå¤ãã£ãã®ã§ãç´¹ä»ãã¡ãã£ã¨ãã話ã®ãã¿ã«ã©ããããæ¬å½ï¼ãã¨æã£ã人ã¯å®éã«ãã®èæ¯ã調ã¹ã¦ã¿ãã¨ãããããããããã¾ããã » Strange but Real ä¸è¨ã®ãµã¤ãã§ã¯55åã®ããªãã¢ãç´¹ä»ããã¦ãã¾ãããå人çã«ããããããã®ãããã¯ã¢ãããã¦ãç´¹ä»ãã¾ãï¼ å³å©ãã®äººã¯å·¦å©ãã®äººããå¹³åãã¦9å¹´é·ãçããã ãã£ã¼ããã¹ããã¦ããéã«å£å士ã§4ä¸ã®å¯çè«ã¨250種é¡ã®ãã¯ããªã¢ã交æãããã ãã¾ãã«æ¿ãããããã¿ãããã¨è骨ãæãããããã«æ¿ãããããã¿ãããã¨ãé ãé¦ã®è¡ç®¡ãç ´ãã¦æ»ã¬ãã¨ãããã ãã«ã¼ã¹ã»ãªã¼ã®åãã¯ãã¾ãã«æ©ãããã®ã§ãã£ã«ã ã®åçé度ãé ãããå¿ è¦ããã£ãã ç®ãéããªãããããã¿ããããã¨ã¯ã§ããªãã è³ã¯ãã¬ããè¦ã¦ããæãããå¯ã¦ããæã®æ¹ãæ´»çºã«åãã¦ããã ãã«ããã®æåã®ãªã¼ãã¼ã¯èº
å ¬é 2006å¹´8æ25æ¥ã æ´æ° 2009å¹´1æ17æ¥ Perl ã§ã³ãã³ãã©ã¤ã³ãªãã·ã§ã³ãå¦çããã¨ãã®è¦ãæ¸ããåºæ¬çãªããå®ç¨çãªäºé ã®ã¿ã§ãä¸ç´ä»¥ä¸ã®ãããã¯ã¯ã°ã£ããçãã¦ãã¾ããPerl ããã¥ã¡ã³ãããã¨ã«ä½æãã¾ããã 1. åºç¤ç¥è ãªãã·ã§ã³åã®å¤§æåå°æåã¯åºå¥ãããªãã çããªãã·ã§ã³åï¼ä¾: -aï¼ã¯é·ããªãã·ã§ã³åï¼ä¾: --allï¼ããèªåçã«ä½ãããã ãªãã·ã§ã³ã¨ãã¦å¦çãããªãã£ãã³ãã³ãã©ã¤ã³å¼æ°ï¼ãã¡ã¤ã«åãªã©ï¼ã¯ @ARGV ã«æ®ãã 2. GetOptions é¢æ° ã³ãã³ãã©ã¤ã³ãªãã·ã§ã³ãå¦çããã«ã¯ Getopt::Long ã¢ã¸ã¥ã¼ã«ã® GetOptions é¢æ°ã使ãã use Getopt::Long; 以ä¸ã®ã³ã¼ãä¾ã§ã¯ use Getopt::Long; ã¯çç¥ãã¦ããã 2.1. åç¬ã§æå®ãããªãã·ã§ã³ my $opt_a
cryptã«ããæå·åã®åºç¤ æ¸å¼ ããã§ã¯crypté¢æ°ã®åºæ¬ãã解説ãã¦ããããã¨æãã¾ããæ¸å¼ã¯æ¬¡ã®éãã§ãã crypt(PLAINTEXT, SALT) PLAINTEXTãæå·åãããå¹³æãSALTãæå·åã®éã®ãã¼ã¹ã¨ãªãæååã§ããSALTï¼å¡©ï¼ã¨è¨ããããã§ãããæå·åã®éã®é ãå³ã¨ãã£ãæå³åãã§ãããããå ã«ãè¿°ã¹ã¾ãããæå·åã®ã¿ã®ä¸æ¹åã§ãã®ã§å¾©å·åã¯åºæ¥ã¾ãããã¾ãDESæ¹å¼ã®å ´åã«ã¤ãã¦èª¬æããã¦ãMD5æ¹å¼ã¸ã¨ç§»ãã¾ãã DESã®å ´å DESæ¹å¼ã®å ´åã«ã¯PLAINTEXTã¨SALTã¯ä»¥ä¸ã®ããã«ãªãã¾ããMD5ã大ããªéãã¯ããã¾ããã PLAINTEXT åè§æåã§8æåï¼8byteï¼ã¾ã§ä½¿ç¨ããã¾ãã8æåã«æºããªãå ´åã¯nullã§è£ããã¾ãã9æå以éã¯ç¡è¦ããã¾ããã¤ã¾ãSALTãåãã§ããã°ã12345678ããã123456789ããåºåã¯åã
JF ã¯ãLinux ã«é¢ãã解説ææ¸ã»FAQ ãªã©ãä½æã»åéã»é å¸ããããã¸ã§ã¯ãã§ããJF ã¯, Linux ã«é¢ãã解説ææ¸ã»FAQ ãªã©ãä½æã»åéã»é å¸ããããã¸ã§ã¯ãã§ã. ãªãªã¸ãã«ææ¸ (æ¥æ¬èª) ã®å·ç, LDP (Linux Documentation Project) ã® HOWTO ã Linux ã«ã¼ãã«ä»å±ææ¸ã®ç¿»è¨³ãªã©ãè¡ã£ã¦ãã¾ã. ãã® Web Site ã§ã¯, JF ã®æ´»åææã§ãã 300 ãè¶ ããææ¸ãé²è¦§ã§ãã¾ã.
Michael H. Jackson, mhjack@tscnet.comv1.3, 1996å¹´4æ3æ¥ è¤åè¼å, fujiwara@linux.or.jp ãã®ææ¸ã¯ Linux ã®ãã¹ã¯ã¼ãã shadow åãã Shadow Suit ã® å ¥æãã¤ã³ã¹ãã¼ã«åã³è¨å®ã®æ¹æ³ã«ã¤ãã¦èª¬æãããã®ã§ããã¾ããã¦ã¼ã¶ ã®ãã¹ã¯ã¼ãèªè¨¼ãè¡ãã½ããã¦ã§ã¢ããã¼ã¢ã³ã®(å)ã¤ã³ã¹ãã¼ã«ã«ã¤ã㦠ã解説ãã¾ãããããã®ããã°ã©ã 㯠Shadow Suit ã®ä¸é¨ã§ã¯ãã ã¾ããããShadow Suit ããµãã¼ãããããã«ã¯åã³ã³ãã¤ã«ãã å¿ è¦ãããã¾ããã¾ãããã®ææ¸ã«ã¯ shadow ãã¹ã¯ã¼ãããµãã¼ããããã ã°ã©ã ã®ä¾ãæ¸ãã¦ããã¾ããå°æ¥ã®æ¹å®ã§ã¯ããèããã質åã¸ã®åçãã ãã«å ããã¤ããã§ãã 1. ã¯ããã« 1.1 以åã®çããã®å¤æ´ç¹ 1.2 ãã®ææ¸ã®ææ°çã«ã¤ãã¦
ã©ã³ãã³ã°
ã©ã³ãã³ã°
ã©ã³ãã³ã°
ãªãªã¼ã¹ãé害æ å ±ãªã©ã®ãµã¼ãã¹ã®ãç¥ãã
ææ°ã®äººæ°ã¨ã³ããªã¼ã®é ä¿¡
j次ã®ããã¯ãã¼ã¯
kåã®ããã¯ãã¼ã¯
lãã¨ã§èªã
eã³ã¡ã³ãä¸è¦§ãéã
oãã¼ã¸ãéã
{{#tags}}- {{label}}
{{/tags}}