RPCã«ç‰¹åŒ–ã—ãŸGoogleã®ã‚»ã‚ュリティ通信ALTSã¨ã¯ä½•ã‹ - ã¼ã¡ã¼ã¡æ—¥è¨˜
ã¯ã˜ã‚㫠昨年ã€Googleã‹ã‚‰ Google Cloud Platform ã«é–¢ã™ã‚‹WhitePaperãŒã„ãã¤ã‹å…¬é–‹ã•ã‚Œã¾ã—ãŸã€‚ãã®ä¸ã§Googleã®ã‚µãƒ¼ãƒ“ス内部ã§ä½¿ã‚ã‚Œã¦ã„ã‚‹æ–°ã—ã„ALTSã¨ã„ã†ãƒ—ãƒãƒˆã‚³ãƒ«ã‚’説明ã—ãŸæ–‡æ›¸ã€ŒApplication Layer Transport Securityã€ã¯ã€èªã‚“ã§ã¿ã‚‹ã¨éžå¸¸ã«é¢ç™½ãã€ã‚»ã‚ュアãªã‚µãƒ¼ãƒ“ス間通信ã«ã¯æœ¬å½“ã«ä½•ãŒå¿…è¦ãªã®ã‹ã€ã¨ã„ã£ãŸã“ã¨ã‚’改ã‚ã¦æ·±ã考ãˆã•ã›ã‚‰ã‚Œã‚‹ã‚‚ã®ã§ã—ãŸã€‚物ç†çš„ãªãƒžã‚·ãƒ³ã‹ã‚‰ã‚µãƒ¼ãƒ“スé‹ç”¨ã¾ã§ã€ALTSãŒã‚«ãƒãƒ¼ã™ã‚‹ç¯„囲ã¯å¹…広ã„é ˜åŸŸã«æ¸¡ã‚Šã€ã‚ã®å·¨å¤§ãªGoogleã®ã‚µãƒ¼ãƒ“スをよãã“ã“ã¾ã§ã¾ã¨ã‚上ã’ãŸã‚‚ã®ã ã¨ãƒ›ãƒ³ãƒˆæ„Ÿå¿ƒã•ã›ã‚‰ã‚Œã¾ã™ã€‚ 以å‰ã‹ã‚‰ã€Googleã¯ãƒ‡ãƒ¼ã‚¿ã‚»ãƒ³ã‚¿å†…ã®ã‚µãƒ¼ãƒ“ス通信ã¾ã§ã‚‚æš—å·åŒ–を進ã‚ã¦ã„ã‚‹ã¨è¨€ã‚ã‚Œã¦ã„ã¾ã—ãŸã€‚ãã‚Œã¯ã€2013å¹´ã«ã‚¨ãƒ‰ãƒ¯ãƒ¼ãƒ‰ãƒ»ã‚¹ãƒŽãƒ¼ãƒ‡ãƒ³ãŒæš´éœ²ã—ãŸè³‡æ–™ãŒã€Googleã®ãƒ‡ãƒ¼ã‚¿ã‚»ãƒ³ã‚¿å†…部ã®é€šä¿¡ãƒ‡ãƒ¼ã‚¿
Introduction | Libsodium documentation
Sodium is a modern, easy-to-use software library for encryption, decryption, signatures, password hashing, and more. It is a portable, cross-compilable, installable, and packageable fork of NaCl, with a compatible but extended API to improve usability even further. Its goal is to provide all of the core operations needed to build higher-level cryptographic tools. Sodium is cross-platform and cross
Pythonã«ã‚ˆã‚‹æ¥•å††æ›²ç·šãƒ»ãƒšã‚¢ãƒªãƒ³ã‚°æš— å·ãƒ©ã‚¤ãƒ–ラリã®å®Ÿè£…ã¨ã‚¢ãƒ—リケーショ ン
Python March 30, 2016 1 / 30 who? @elliptic shiho 0x10 , CTF March 30, 2016 2 / 30 why? Python sage1 , , 1 NumPy, Cython Python March 30, 2016 3 / 30 why? , . - , - , , March 30, 2016 4 / 30 , E : y2 = x3 + ax + b 3 - 2, 3 Fp( ) March 30, 2016 5 / 30 , P = (x, y) , Q = (r, s) = P + P ℓ = 3x2 + a 2y r = ℓ2 − 2x s = y + ℓ(r − x) , Q = nP , P, Q n ( (ECDLP)) - , ECDLP March 30, 2016 6 / 30 n , nP = O
MS Officeファイル暗å·åŒ–ã®ãƒžã‚¹ã‚¿ãƒ¼éµã‚’利用ã—ãŸãƒãƒƒã‚¯ãƒ‰ã‚¢ã¨ãã®å¯¾ç–
Node.js Native ESM ã¸ã®é“ ã€œæœ€çµ‚ç« : Babel / TypeScript Modules ã¨ã®é—˜ã„〜
Bouncy Castle open-source cryptographic APIs
Bouncy Castle – Open-source cryptographic APIs Welcome to the home of the Legion of the Bouncy Castle and its FIPS-certified open-source cryptographic APIs for Java and C#. Download Bouncy Castle Download the Bouncy Castle APIs for Java, Java FIPS, Java LTS, C# .NET, C# .NET FIPS or the Kotlin version.
第21回IOCCC入賞作å“「踊る人形〠- cuspy diary
第21回IOCCCã§éŠ€è³žã‚’é ‚ãã¾ã—ãŸã€‚ã¨ã¦ã‚‚å…‰æ „ã§ã™ã€‚ http://www.ioccc.org/2012/whowon.html 自分ã§æ›¸ã„ãŸã‚³ãƒ¼ãƒ‰ã§ã™ãŒã€ã‚‚ã†æ—¢ã«ç†è§£ã§ããªããªã£ã¦ãæ¥ã¦ã„ã‚‹ã®ã§æ—©ã†ã¡ã«è§£èª¬ã‚’残ã—ã¦ãŠãã¾ã™ã€‚ 作å“ã®ãƒ†ãƒ¼ãƒžã¯æœ€ã‚‚難解ãªéƒ¨é¡žã«å…¥ã‚‹ãƒ•ã‚¡ã‚¤ãƒ«ãƒ•ã‚©ãƒ¼ãƒžãƒƒãƒˆã§ã‚ã‚‹PDFã¨ã€ã‚ãˆã¦é›£è§£ã«æ›¸ã„ãŸC言語ã®ã‚³ãƒ©ãƒœãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ã§ã™ã€‚ ã“ã®ãƒ—ãƒã‚°ãƒ©ãƒ ã¯ãƒ†ã‚スト文å—列を入力ã¨ã—ã¦å—ã‘å–ã‚Šã€é›£èªåŒ–ã—ãŸPDFファイルを出力ã—ã¾ã™ã€‚ ã“ã®é›£èªåŒ–手法ã¯ã€æœ‰åãªæŽ¨ç†å°èª¬ã€Œè¸Šã‚‹äººå½¢ã€ã«ç™»å ´ã™ã‚‹å˜ä¸€æ›å—å¼æš—å·ã§ã™ã€‚ ãŸã¨ãˆã°ã€ % gcc -o hamano hamano.c % echo 'Hello World!' | ./hamano > hello.pdf ã¨å®Ÿè¡Œã™ã‚‹ã¨ä»¥ä¸‹ã®æ§˜ãªPDFを出力ã—ã¾ã™ã€‚ ã“ã®PDFファイルã¯ã€Adobe Acrobat Readerã‚„evince, Xpd
æš—å·å…¥é–€ï¼šæš—å·ã®2010å¹´å•é¡Œã¨ã¯ï½œSBINS
皆様ã«å¤šãã®ãŠå•ã„åˆã‚ã›ã‚’ã„ãŸã ã„ã¦ã„ã‚‹æš—å·æŠ€è¡“ã«ã¤ã„ã¦ã€æš—å·å…¥é–€ã¨é¡Œã—ã¦æ•°å›žã«åˆ†ã‘ã¦è§£èª¬ã—ã¾ã™ã€‚ 最終回ã®ä»Šå›žã¯ã€æš—å·ã®2010å¹´å•é¡Œã«ã¤ã„ã¦èª¬æ˜Žã—ã¾ã™ã€‚ ※掲載ã•ã‚Œã¦ã„ã‚‹æƒ…å ±ã¯æŽ²è¼‰æ—¥æ™‚点ã§ã®æƒ…å ±ã§ã™ã€‚ ã¿ãªã•ã‚“ã¯ã€æš—å·ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã® 2010 å¹´å•é¡Œã‚’ã”å˜çŸ¥ã§ã—ょã†ã‹ã€‚ ç¾åœ¨ã€ã•ã¾ã–ã¾ãªã‚·ãƒ¼ãƒ³ã§åˆ©ç”¨ã•ã‚Œã¦ã„ã‚‹æš—å·æŠ€è¡“ã§ã™ãŒã€ãã®ä¸ã§ã‚‚デファクトスタンダードã¨ã—ã¦åˆ©ç”¨ã•ã‚Œã¦ã„ã‚‹ã„ãã¤ã‹ã®æš—å·ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã«ã¤ã„ã¦ã¯ã€2010 å¹´ã¾ã§ã«ã‚ˆã‚Šå®‰å…¨æ€§ã®é«˜ã„ã‚‚ã®ã¸ç§»è¡Œã™ã‚‹å¿…è¦ãŒã‚ã‚‹ã¨è¨€ã‚ã‚Œã¦ã„ã¾ã™ã€‚ ã“れを「暗å·ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã® 2010 å¹´å•é¡Œã€ã¨ã„ã„ã¾ã™ã€‚ 2010 å¹´å•é¡Œã¯ã€ãã®å½±éŸ¿ç¯„囲ã®å¤§ãã•ã‹ã‚‰ã€å„æ¥ç•Œã§ã¯æ—©æ€¥ã«æ¤œè¨ŽãŒå¿…è¦ã§ã‚る課題ã¨ã—ã¦å¯¾å¿œãŒæ±‚ã‚られã¦ã„ã¾ã™ã€‚ æš—å·ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã®å®‰å…¨æ€§ã¯ã€æš—å·ã®ç ”究者ã«ã‚ˆã£ã¦æ—¥ã€…ã€èª¿æŸ»ãƒ»ç ”究ãŒé€²ã‚られã¦ã„ã¾ã™ãŒã€å°‚門家ã§ã‚‚ãªã„é™ã‚Šã“れら最新動å‘を常
InfoQ: HTTPSコãƒã‚¯ã‚·ãƒ§ãƒ³ã®æœ€åˆã®æ•°ãƒŸãƒªç§’
ã»ã¨ã‚“ã©ã®äººãŒHTTPSã¨SSL (Secure Sockets Layer) ã‚’çµã³ã¤ã‘ã¦è€ƒãˆã¾ã™ã€‚SSLã¯1990年代åŠã°ã«Netscape社ãŒé–‹ç™ºã—ãŸä»•çµ„ã¿ã§ã™ãŒã€ä»Šã§ã¯ã“ã®äº‹å®Ÿã¯ã‚ã¾ã‚Šæ£ç¢ºã§ãªã„ã‹ã‚‚ã—ã‚Œã¾ã›ã‚“。Netscape社ãŒå¸‚å ´ã®ã‚·ã‚§ã‚¢ã‚’失ã†ã«ã—ãŸãŒã£ã¦ã€SSLã®ãƒ¡ãƒ³ãƒ†ãƒŠãƒ³ã‚¹ã¯ã‚¤ãƒ³ã‚¿ãƒ¼ãƒãƒƒãƒˆæŠ€è¡“タスクフォース(IETF)ã¸ç§»ç®¡ã•ã‚Œã¾ã—ãŸã€‚Netscape社ã‹ã‚‰ç§»ç®¡ã•ã‚Œã¦ä»¥é™ã®åˆã‚ã¦ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã¯Transport Layer Security (TLS)1.0ã¨å付ã‘られã€1999å¹´1月ã«ãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã¾ã—ãŸã€‚TLSãŒä½¿ã‚ã‚Œã ã—ã¦10年も経ã£ã¦ã„ã‚‹ã®ã§ã€ç´”粋ãª"SSL"ã®ãƒˆãƒ©ãƒ•ã‚£ãƒƒã‚¯ã‚’見るã“ã¨ã¯ã»ã¨ã‚“ã©ã‚ã‚Šã¾ã›ã‚“。 Client Hello TLSã¯ã™ã¹ã¦ã®ãƒˆãƒ©ãƒ•ã‚£ãƒƒã‚¯ã‚’ç•°ãªã‚‹ã‚¿ã‚¤ãƒ—ã®"レコード"ã§åŒ…ã¿ã¾ã™ã€‚ブラウザãŒå‡ºã™å…ˆé ã®ãƒã‚¤ãƒˆå€¤ã¯16進数表記ã§0x16 = 22。 ã“ã‚Œã¯
1
ランã‚ング
ランã‚ング
ãŠçŸ¥ã‚‰ã›
リリースã€éšœå®³æƒ…å ±ãªã©ã®ã‚µãƒ¼ãƒ“スã®ãŠçŸ¥ã‚‰ã›
最新ã®äººæ°—エントリーã®é…ä¿¡
j次ã®ãƒ–ックマーク
kå‰ã®ãƒ–ックマーク
lã‚ã¨ã§èªã‚€
eコメント一覧を開ã
oページを開ã
CryptoKitties | Union Square Ventures
æ–°ã—ã„æš—å·æŠ€è¡“
{{#tags}}- {{label}}
{{/tags}}