[B! crypt] ftnkã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

ftnk id:ftnk

cryptã«é–¢ã™ã‚‹ftnkã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (3)

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

${{author_name}}$
{{author_name}}{{created}}
{{ #comment }}{{ comment }}{{ /comment }}
- {{ label }}

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

IPAãƒ†ã‚¯ãƒ‹ã‚«ãƒ«ã‚¦ã‚©ãƒƒãƒã€€ã€Žæš—å·ã‚’ã‚ãã‚‹æœ€è¿‘ã®è©±é¡Œã€ã«é–¢ã™ã‚‹ãƒ¬ãƒãƒ¼ãƒˆ | ã‚¢ãƒ¼ã‚«ã‚¤ãƒ– | IPA ç‹¬ç«‹è¡Œæ”¿æ³•äºº æƒ…å ±å‡¦ç†æŽ¨é€²æ©Ÿæ§‹
æœ¬ãƒšãƒ¼ã‚¸ã®æƒ…å ±ã¯2011å¹´5æœˆæ™‚ç‚¹ã®ã‚‚ã®ã§ã™ã€‚ IPAï¼ˆç‹¬ç«‹è¡Œæ”¿æ³•äººæƒ…å ±å‡¦ç†æŽ¨é€²æ©Ÿæ§‹ã€ç†äº‹é•·ï¼šè—¤æ±Ÿ ä¸€æ£ï¼‰ã¯ã€æœ€è¿‘SSL/TLS(*1)ãƒ—ãƒãƒˆã‚³ãƒ«ç‰ã€ä¸€èˆ¬ãƒ¦ãƒ¼ã‚¶ãƒ¼ã«ã‚‚å°‘ãªã‹ã‚‰ãšå½±éŸ¿ã‚’ä¸Žãˆã‚‹ã‚ˆã†ãªã€æš—å·ã«é–¢ã™ã‚‹äº‹æ•…ãƒ»äº‹è±¡ãŒè¤‡æ•°é€£ç¶šã—ã¦ç™ºç”Ÿã—ã¦ã„ã‚‹ã“ã¨ã‚’å—ã‘ã€é–¢ä¿‚è€…ãŠã‚ˆã³ä¸€èˆ¬ãƒ¦ãƒ¼ã‚¶ãƒ¼ã«å¯¾ã—ã¦æ³¨æ„ã‚’ä¿ƒã™ãŸã‚ã€ã€Œæš—å·ã‚’ã‚ãã‚‹æœ€è¿‘ã®è©±é¡Œã€ã¨é¡Œã—ã¦å–ã‚Šã¾ã¨ã‚ã€æŠ€è¡“ãƒ¬ãƒãƒ¼ãƒˆï¼ˆIPA ãƒ†ã‚¯ãƒ‹ã‚«ãƒ«ã‚¦ã‚©ãƒƒãƒç¬¬2å›žï¼‰ã¨ã—ã¦å…¬é–‹ã—ã¾ã—ãŸã€‚ æ¦‚è¦ ã‚ªãƒ³ãƒ©ã‚¤ãƒ³ã‚·ãƒ§ãƒƒãƒ”ãƒ³ã‚°ã€ã‚¤ãƒ³ã‚¿ãƒ¼ãƒãƒƒãƒˆãƒãƒ³ã‚ãƒ³ã‚°ã€ãƒãƒƒãƒˆãƒˆãƒ¬ãƒ¼ãƒ‰ç‰ã®ã‚µãƒ¼ãƒ“ã‚¹ã§ã¯ã€é€ä¿¡ã™ã‚‹æƒ…å ±ã‚’æš—å·åŒ–ã™ã‚‹ãŸã‚ã€ãŠã‚ˆã³æŽ¥ç¶šå…ˆã®Webã‚µãƒ¼ãƒãŒæ£å½“ãªã‚‚ã®ã§ã‚ã‚‹ã‹ç¢ºèªã™ã‚‹ãŸã‚ã€SSL/TLSãƒ—ãƒãƒˆã‚³ãƒ«ãŒåˆ©ç”¨ã•ã‚Œã¦ã„ã¾ã™ã€‚ãã—ã¦ã€ãã®ã‚ˆã†ãªã‚µã‚¤ãƒˆã®ã€Œã‚»ã‚ãƒ¥ãƒªãƒ†ã‚£ã€ã®é …ç›®ã‚’ã¿ã‚‹ã¨ã€ã»ã¼ä¾‹å¤–ãªãã€ŒãŠå®¢æ§˜ã®æƒ…å ±ã‚’å®ˆã‚‹ãŸã‚ã«â€œSSLã¨ã„ã†æš—å·åŒ–æŠ€è¡“â€ ã‚’æŽ¡ç”¨ã€ã¨ã„ã£ãŸè¨˜è¼‰ãŒã•ã‚Œã¦ã„ã¾ã™
ftnk 2011/05/18
security

cryptography

crypt
ãƒªãƒ³ã‚¯
mixi Engineersâ€™ Blog Â» OpenSSLã®æš—å·æ–‡ã‚’Java/Perl/Rubyã§é–‹ã
ç§˜å¯†éµã‚„ãƒ—ãƒ©ã‚¤ãƒ™ãƒ¼ãƒˆãªæƒ…å ±ãªã©ã‚’ç§˜åŒ¿ã™ã‚‹ãŸã‚ã«ãƒ‘ã‚¹ãƒ¯ãƒ¼ãƒ‰ã§ãƒ‡ãƒ¼ã‚¿ã‚’æš—å·åŒ–ãƒ»å¾©å·ã—ãŸã„å ´åˆãŒã‚ã‚Šã¾ã™ã€‚ã“ã®ã¨ãã€æš—å·åŒ–ã¨å¾©å·ã™ã‚‹ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ãŒåŒã˜ã§ã‚ã‚Œã°ç°¡å˜ã§ã™ãŒã€ä¾‹ãˆã°Cã§æš—å·åŒ–ã—ã¦Javaã€Perlã€Rubyã§å¾©å·ã™ã‚‹ã¨ã„ã£ãŸé¢¨ã«ç•°ãªã‚‹ãƒ—ãƒ©ãƒƒãƒˆãƒ•ã‚©ãƒ¼ãƒ ã§æš—å·ãƒ‡ãƒ¼ã‚¿ã‚’ã‚„ã‚Šã¨ã‚Šã™ã‚‹å ´åˆã«ã¯ã€ã„ãã¤ã‹æ°— ã‚’ã¤ã‘ãªã‘ã‚Œã°ã„ã‘ãªã„ãƒã‚¤ãƒ³ãƒˆãŒã‚ã‚Šã¾ã™ã€‚ OpenSSLã«ã‚ˆã‚‹æš—å·åŒ– OpenSSLã¯Webã‚µãƒ¼ãƒã®SSL/TLSã‚µãƒãƒ¼ãƒˆã«åˆ©ç”¨ã•ã‚Œã¾ã™ãŒã€ãã®ä»–ã«ã‚‚ä»˜å±žã—ã¦ã„ã‚‹opensslã‚³ãƒžãƒ³ãƒ‰ã‹ã‚‰åŸºæœ¬çš„ãªæš—å·ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã‚’åˆ©ç”¨ã§ãã¾ã™ã€‚æ¬¡ã®ã‚ˆã†ãªç°¡å˜ãªã‚³ãƒžãƒ³ãƒ‰ã§ã€ãƒ‘ã‚¹ãƒ¯ãƒ¼ãƒ‰ã‚’ä½¿ã£ã¦ãƒ‡ãƒ¼ã‚¿ã‚’æš—å·åŒ–ã—ãŸã‚Šå¾©å·ã—ãŸã‚Šã™ã‚‹ã“ã¨ãŒã§ãã¾ã™: $ echo 'Hello World!' | openssl enc -e -aes-128-cbc > cipher.txt enter aes-128-cbc
ftnk 2007/12/27
openssl

ssl

ruby

security

perl

Programming

crypt

java
ãƒªãƒ³ã‚¯
æš—å·ã®å±æ®†åŒ–ã¨æ–°ã—ã„ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ â€” æ—§ãƒ¡ã‚¤ãƒ³ãƒ»ãƒ–ãƒã‚° | Baldanders.info
L ãŒéµé•·ã§ N ãŒè¢«ç½²åãƒ‡ãƒ¼ã‚¿ã®ã‚µã‚¤ã‚ºã§ã™ã€‚ FIPS186-3 ãƒ‰ãƒ©ãƒ•ãƒˆæ¡ˆã§ã¯ã“ã®çµ„ã¿åˆã‚ã›ã®ä¸ã‹ã‚‰é¸æŠžã—ã¦ä½¿ã†ã¹ãã¨ã—ã¦ã„ã¾ã™ã€‚ ã¨ã“ã‚ã§ç½²åãƒ»æš—å·ã«ä½¿ã†éµã®é•·ã•ã¯ã©ã®ç¨‹åº¦ãŒé©å½“ã§ã—ã‚‡ã†ã‹ã€‚ ç¢ºã‹ã«é•·ã‘ã‚Œã°é•·ã„ã»ã©å®‰å…¨ã¨ã„ãˆã¾ã™ãŒï¼Œ é•·ã™ãŽã‚‹éµã¯ã¨ã‚Šã¾ã‚ã—ãŒä¸ä¾¿ã§ã™ã€‚ ã“ã®ä»¶ã«ã¤ã„ã¦ã¯ IPA/ISEC ã«ã‚ˆã‚‹ ã€Œå°†æ¥ã®æš—å·æŠ€è¡“ã«é–¢ã™ã‚‹å®‰å…¨æ€§è¦ä»¶èª¿æŸ»ã€ ãŒå‚è€ƒã«ãªã‚Šã¾ã™ã€‚ è©³ã—ã„å†…å®¹ã¯ãã¡ã‚‰ã‚’èªã‚“ã§ã„ãŸã ãã¨ã—ã¦ï¼Œ çµè«–ã¨ã—ã¦ã¯ï¼Œ ä»Šå¾Œ10å¹´ã®ã‚¹ãƒ‘ãƒ³ã§è€ƒãˆã‚‹ãªã‚‰å…±é€šéµæš—å·ã®éµã§128ãƒ“ãƒƒãƒˆç¨‹åº¦ã§ååˆ†ãªã‚ˆã†ã§ã™ã€‚ 128ãƒ“ãƒƒãƒˆã®å…±é€šéµæš—å·éµã‚’å…¬é–‹éµæš—å·éµã«æ›ç®—ã™ã‚‹ã¨ã©ã®ç¨‹åº¦ã«ãªã‚‹ã‹ã¯é›£ã—ã„ã§ã™ãŒï¼ˆå…ˆã»ã©ç´¹ä»‹ã—ãŸèª¿æŸ»å ±å‘Šæ›¸ã§ã¯å‚è€ƒå€¤ã¨ã—ãªãŒã‚‰ã‚‚ã‹ãªã‚Šå¤§ãã„éµã‚’è¦æ±‚ã—ã¦ã„ã‚‹ã‚ˆã†ã«èªã‚ã¾ã—ãŸãŒï¼‰ï¼Œ ã“ã‚Œã«ã¤ã„ã¦ã¯ RSA Security ã«ã‚ˆã‚‹ ã€ŒA Cost-Based Security
ftnk 2007/09/11
Security

crypt
ãƒªãƒ³ã‚¯
1

ãŠçŸ¥ã‚‰ã›

ã‚‚ã£ã¨èªã‚€

å…¬å¼Twitter

@hatebu
æœ€æ–°ã®äººæ°—ã‚¨ãƒ³ãƒˆãƒªãƒ¼ã®é…ä¿¡

ã‚ãƒ¼ãƒœãƒ¼ãƒ‰ã‚·ãƒ§ãƒ¼ãƒˆã‚«ãƒƒãƒˆä¸€è¦§

jæ¬¡ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

kå‰ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

lã‚ã¨ã§èªã‚€

eã‚³ãƒ¡ãƒ³ãƒˆä¸€è¦§ã‚’é–‹ã

oãƒšãƒ¼ã‚¸ã‚’é–‹ã

è¨å®šã‚’å¤‰æ›´ã—ã¾ã—ãŸx

ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

ã‚¿ã‚°

é–¢é€£ã‚¿ã‚°ã§çµžã‚Šè¾¼ã‚€ (9)

cryptã«é–¢ã™ã‚‹ftnkã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (3)

ãŠçŸ¥ã‚‰ã›

ä»Šé€±ã®ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚ãƒ³ã‚°ï¼ˆ2025å¹´1æœˆç¬¬2é€±ï¼‰

æœˆé–“ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚ãƒ³ã‚°ï¼ˆ2024å¹´12æœˆï¼‰

ä»Šé€±ã®ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚ãƒ³ã‚°ï¼ˆ2025å¹´1æœˆç¬¬1é€±ï¼‰

å…¬å¼Twitter

ã‚ãƒ¼ãƒœãƒ¼ãƒ‰ã‚·ãƒ§ãƒ¼ãƒˆã‚«ãƒƒãƒˆä¸€è¦§

ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

å…¬å¼Twitter

ã¯ã¦ãªã®ã‚µãƒ¼ãƒ“ã‚¹

ã‚¿ã‚°

é–¢é€£ã‚¿ã‚°ã§çµžã‚Šè¾¼ã‚€ (9)

cryptã«é–¢ã™ã‚‹ftnkã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (3)

mixi Engineersâ€™ Blog Â» OpenSSLã®æš—å·æ–‡ã‚’Java/Perl/Rubyã§é–‹ã

æš—å·ã®å±æ®†åŒ–ã¨æ–°ã—ã„ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ â€” æ—§ãƒ¡ã‚¤ãƒ³ãƒ»ãƒ–ãƒ­ã‚° | Baldanders.info

ãŠçŸ¥ã‚‰ã›

ä»Šé€±ã®ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚­ãƒ³ã‚°ï¼ˆ2025å¹´1æœˆç¬¬2é€±ï¼‰

æœˆé–“ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚­ãƒ³ã‚°ï¼ˆ2024å¹´12æœˆï¼‰

ä»Šé€±ã®ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚­ãƒ³ã‚°ï¼ˆ2025å¹´1æœˆç¬¬1é€±ï¼‰

å…¬å¼Twitter

ã‚­ãƒ¼ãƒœãƒ¼ãƒ‰ã‚·ãƒ§ãƒ¼ãƒˆã‚«ãƒƒãƒˆä¸€è¦§

ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

å…¬å¼Twitter

ã¯ã¦ãªã®ã‚µãƒ¼ãƒ“ã‚¹

é–¢é€£ã‚¿ã‚°ã§çµžã‚Šè¾¼ã‚€ (9)

cryptã«é–¢ã™ã‚‹ftnkã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (3)

mixi Engineersâ€™ Blog Â» OpenSSLã®æš—å·æ–‡ã‚’Java/Perl/Rubyã§é–‹ã

æš—å·ã®å±æ®†åŒ–ã¨æ–°ã—ã„ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ â€” æ—§ãƒ¡ã‚¤ãƒ³ãƒ»ãƒ–ãƒã‚° | Baldanders.info

ãŠçŸ¥ã‚‰ã›

ä»Šé€±ã®ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚ãƒ³ã‚°ï¼ˆ2025å¹´1æœˆç¬¬2é€±ï¼‰

æœˆé–“ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚ãƒ³ã‚°ï¼ˆ2024å¹´12æœˆï¼‰

ä»Šé€±ã®ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚ãƒ³ã‚°ï¼ˆ2025å¹´1æœˆç¬¬1é€±ï¼‰

å…¬å¼Twitter

ã‚ãƒ¼ãƒœãƒ¼ãƒ‰ã‚·ãƒ§ãƒ¼ãƒˆã‚«ãƒƒãƒˆä¸€è¦§

ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

å…¬å¼Twitter

ã¯ã¦ãªã®ã‚µãƒ¼ãƒ“ã‚¹