[B! Intel] hyoshiokã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

hyoshiok id:hyoshiok

Intelã«é–¢ã™ã‚‹hyoshiokã®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}}

æ–°å…¥ç¤¾å“¡ã®ã¿ãªã•ã‚“ã€å…¥ç¤¾ãŠã‚ã§ã¨ã† - æœªæ¥ã®ã„ã¤ã‹/hyoshiokã®æ—¥è¨˜
æ—¥æœ¬ã®é¢¨ç‰©è©©ã€æ–°å’å…¥ç¤¾ã€‚4æœˆ1æ—¥ã®å…¥ç¤¾å¼ã€‚ æ€ã„èµ·ã“ã›ã°30å¹´å‰ã®è‡ªåˆ†ã ã€‚å¸Œæœ›ã¨ä¸å®‰ã§è‡¨ã‚“ã å…¥ç¤¾å¼ã€‚åˆå®¿ã®é›†åˆç ”ä¿®ã€‚ å½“æ™‚ã¯ITç”£æ¥ã¨ã„ã†è¨€è‘‰ã¯ä¸€èˆ¬çš„ã§ã¯ãªã‹ã£ãŸã€‚ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ç”£æ¥ã ã£ãŸã€‚ãã—ã¦ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ç”£æ¥ã¯ãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ãƒ™ãƒ³ãƒ€ãƒ¼ãŒæ”¯é…ã—ã¦ã„ãŸã€‚ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ç”£æ¥ãŒç”Ÿã¾ã‚Œã‚‹ã‹ã†ã¾ã‚Œãªã„ã‹ã®æ™‚ä»£ã ã€‚ è‡ªåˆ†ã¯å¤§å¦ã§ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã‚’å¦ã‚“ã ã®ã§ã€ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã‚’ä½œã‚‹ã“ã¨ã‚’ä»•äº‹ã«ã—ãŸã„ã¨è€ƒãˆã¦ã„ãŸã€‚ãã—ã¦ã€ãã®ã“ã‚ã¯ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢å°‚æ¥ãƒ™ãƒ³ãƒ€ãƒ¼ã¨ã„ã†ã®ãŒã¾ãŸç”Ÿã¾ã‚Œã¦é–“ã‚‚ãªã„é ƒãªã®ã§ã€å°±è·å…ˆã¨ã—ã¦ã¯è‡ªåˆ†ã®ä¸ã«ã¯å€™è£œã«ãªã£ã¦ã„ãªã‹ã£ãŸã€‚ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã‚’ä½œã‚ŠãŸã„ã®ãªã‚‰ãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ãƒ™ãƒ³ãƒ€ãƒ¼ã«è¡Œãã€‚ãã®ã‚ˆã†ãªæ™‚ä»£ã ã£ãŸã€‚ IBMãŒã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ç”£æ¥ã‚’æ”¯é…ã—ã¦ã„ãŸã€‚ãƒ¡ã‚¤ãƒ³ãƒ•ãƒ¬ãƒ¼ãƒ ã¨å‘¼ã°ã‚Œã‚‹ã€æ±Žç”¨å¤§åž‹ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ã‚’ä½œã‚‹ã®ãŒãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ãƒ™ãƒ³ãƒ€ã®ãƒ“ã‚¸ãƒã‚¹ãƒ¢ãƒ‡ãƒ«ã ã£ãŸã€‚ãã—ã¦ã€ãã®ã‚ˆã†ãªãƒ™ãƒ³ãƒ€ãƒ¼ã¯IBMä»¥å¤–æ®‹ã£ã¦ã„ãªã„ã€‚ã™ã¹ã¦æ™‚ä»£
hyoshiok 2014/04/01
1 ãƒãƒ¼ãƒ‰ãƒžãƒƒãƒ—ãªã©ã¨ã„ã†ã®ã¯ãªã„ã€‚

career

ITæ¥ç•Œ

IBM

Intel
ãƒªãƒ³ã‚¯
SMM Cache Fun - final
Attacking SMM Memory via IntelÂ® CPU Cache Poisoning Rafal Wojtczuk Joanna Rutkowska rafal@invisiblethingslab.com joanna@invisiblethingslab.com ---===[ Invisible Things Lab ]===--- Abstract In this paper we describe novel practical attacks on SMM memory (SMRAM) that exploit CPU caching semantics of Intel-based systems. keywords: CPU Cache, System Management Mode, SMM, security, analysis, attack. 1.
hyoshiok 2009/03/24
1

security

Intel
ãƒªãƒ³ã‚¯
ã€Œã‚¤ãƒ³ãƒ†ãƒ« ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ãƒ¼ã€ã§é«˜é€Ÿã«å‹•ä½œã™ã‚‹ãƒã‚¤ãƒŠãƒªã‚’ä½œæˆã—ã‚ˆã† | OSDN Magazine
ã‚¤ãƒ³ãƒ†ãƒ«ãŒé–‹ç™ºã—ã¦ã„ã‚‹ã€Œã‚¤ãƒ³ãƒ†ãƒ«ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ãƒ¼ã€ã¯ã€ã‚¤ãƒ³ãƒ†ãƒ«CPUã«æœ€é©åŒ–ã•ã‚ŒãŸé«˜é€Ÿãªãƒã‚¤ãƒŠãƒªã‚’ç”Ÿæˆã™ã‚‹ã¨ã„ã†ã“ã¨ã§çŸ¥ã‚‰ã‚Œã¦ã„ã‚‹ã€‚ãã®ãŸã‚ã€å¤§é‡ã®æ•°å€¤è¨ˆç®—ãŒå¿…è¦ã¨ã•ã‚Œã‚‹ã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ã®åˆ†é‡Žã‚„3D CGãªã©ã®ç”»åƒå‡¦ç†ã€ç§‘å¦æŠ€è¡“åˆ†é‡Žãªã©ã®ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã§å¤šãæŽ¡ç”¨ã•ã‚Œã¦ã„ã‚‹ã€‚ ã—ã‹ã—ã€ã€Œã‚¤ãƒ³ãƒ†ãƒ«ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ãƒ¼ã¯ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ãŒé«˜ã„ã€ã¨ã ã‘è¨€ã‚ã‚Œã¦ã‚‚ã€ãªã‹ãªã‹ãƒ”ãƒ³ã¨æ¥ãªã„äººã‚‚å¤šã„ã®ã§ã¯ãªã„ã ã‚ã†ã‹ã€‚ã¾ãŸã€ä¸€èˆ¬çš„ãªã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã§ã‚‚æ€§èƒ½å‘ä¸Šã®æ©æµã«é ã‹ã‚Œã‚‹ã®ã‹ã‚‚èˆˆå‘³æ·±ã„ã¨ã“ã‚ã ã‚ã†ã€‚ ãã“ã§æœ¬ç‰¹é›†ã§ã¯ã€ã“ã®ã‚¤ãƒ³ãƒ†ãƒ« ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ãƒ¼ã§ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã•ã‚ŒãŸã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã«ã¤ã„ã¦ãã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã‚’èª¿æŸ»ã™ã‚‹ã¨ã¨ã‚‚ã«ã€ã‚¤ãƒ³ãƒ†ãƒ« ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ãƒ¼ã§ã®ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ãƒ†ã‚¯ãƒ‹ãƒƒã‚¯ã‚„ã€æ€§èƒ½è§£æžãƒ„ãƒ¼ãƒ«ã€Œã‚¤ãƒ³ãƒ†ãƒ« VTune ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ãƒ»ã‚¢ãƒŠãƒ©ã‚¤ã‚¶ãƒ¼ã€ã‚’ä½¿ã£ã¦ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã‚’è¡Œã†æ–¹æ³•ãªã©ã‚‚è§£èª¬ã™ã‚‹ã€‚ ãªãŠã€æœ¬ç‰¹é›†ã§ç´¹ä»‹ã—ã¦ã„ã‚‹
hyoshiok 2009/03/06
22

Intel

compiler
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‚€ (5)

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

ãŠçŸ¥ã‚‰ã›

ä»Šé€±ã®ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚ãƒ³ã‚°ï¼ˆ2024å¹´12æœˆç¬¬1é€±ï¼‰

æœˆé–“ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚ãƒ³ã‚°ï¼ˆ2024å¹´11æœˆï¼‰

ä»Šé€±ã®ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚ãƒ³ã‚°ï¼ˆ2024å¹´11æœˆç¬¬5é€±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‚€ (5)

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

æ–°å…¥ç¤¾å“¡ã®ã¿ãªã•ã‚“ã€å…¥ç¤¾ãŠã‚ã§ã¨ã† - æœªæ¥ã®ã„ã¤ã‹/hyoshiokã®æ—¥è¨˜

SMM Cache Fun - final

ã€Œã‚¤ãƒ³ãƒ†ãƒ« ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ãƒ¼ã€ã§é«˜é€Ÿã«å‹•ä½œã™ã‚‹ãƒã‚¤ãƒŠãƒªã‚’ä½œæˆã—ã‚ˆã† | OSDN Magazine

ãŠçŸ¥ã‚‰ã›

ä»Šé€±ã®ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚­ãƒ³ã‚°ï¼ˆ2024å¹´12æœˆç¬¬1é€±ï¼‰

æœˆé–“ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚­ãƒ³ã‚°ï¼ˆ2024å¹´11æœˆï¼‰

ä»Šé€±ã®ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚­ãƒ³ã‚°ï¼ˆ2024å¹´11æœˆç¬¬5é€±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‚€ (5)

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

æ–°å…¥ç¤¾å“¡ã®ã¿ãªã•ã‚“ã€å…¥ç¤¾ãŠã‚ã§ã¨ã† - æœªæ¥ã®ã„ã¤ã‹/hyoshiokã®æ—¥è¨˜

ã€Œã‚¤ãƒ³ãƒ†ãƒ« ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ãƒ¼ã€ã§é«˜é€Ÿã«å‹•ä½œã™ã‚‹ãƒã‚¤ãƒŠãƒªã‚’ä½œæˆã—ã‚ˆã† | OSDN Magazine

ãŠçŸ¥ã‚‰ã›

ä»Šé€±ã®ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚ãƒ³ã‚°ï¼ˆ2024å¹´12æœˆç¬¬1é€±ï¼‰

æœˆé–“ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚ãƒ³ã‚°ï¼ˆ2024å¹´11æœˆï¼‰

ä»Šé€±ã®ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯æ•°ãƒ©ãƒ³ã‚ãƒ³ã‚°ï¼ˆ2024å¹´11æœˆç¬¬5é€±ï¼‰

å…¬å¼Twitter

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

ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

å…¬å¼Twitter

ã¯ã¦ãªã®ã‚µãƒ¼ãƒ“ã‚¹