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11.5~6 Ä¿ÇǴнº À̾߱â (½Ã½ºÅÛ ÀÚµ¿È­, Traffic Server µî)

 
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¿Ã¸®±â¿Ã·ÁÁü: 2009.11.09 ¿ù, 6:55 pm    ÁÖÁ¦: 11.5~6 Ä¿ÇǴнº À̾߱â (½Ã½ºÅÛ ÀÚµ¿È­, Traffic Server µî) Àοë°ú ÇÔ²² ´äº¯

< º¸¾È >

1. ssh brute force °ø°Ý ½ÉÇØ

- ºÐ´ç 6õ°³. ÇÏ·ç¸é 864¸¸ (°³ÀÎÀûÀ¸·Î µé¾î¿Â Åë°è)
- ssh brute force attack¿¡ sshdfilter¸¦ »ç¿ë. http://www.csc.liv.ac.uk/~greg/sshdfilter/

2. TLS Man-in-the-middle on renegotiation vulnerability made public

http://www.educatedguesswork.org/2009/11/understanding_the_tls_renegoti.html

TLS Renegotiation °úÁ¤ÀÇ Ãë¾àÇÔÀ» ÀÌ¿ëÇÑ °ø°ÝÀÌ´Ù.
°ø°ÝÀÚ¿¡°Ô ÇÇÇØÀÚÀÇ HTTP header¿¡ ÀÖ´Â Á¤º¸(cookie, ºñ¹Ð¹øÈ£)µîÀÌ Àü´ÞµÉ ¼ö ÀÖ´Ù.

< ½Ã½ºÅÛ ¿î¿µ >

1. sqlrelay, mysql proxy, memcached ¿¡ ´ëÇÑ À̾߱â

- SQL Relay : http://sqlrelay.sourceforge.net/
- MySQL Proxy : http://forge.mysql.com/wiki/MySQL_Proxy
- Memcached : http://memcached.org/

2. ½Ã½ºÅÛ ÀÚµ¿È­ ÇÑ±Û ¹®¼­ ÇÁ·ÎÁ§Æ®



½Ã½ºÅÛÀÚµ¿È­Åø puppetÀ» Áß½ÉÀ¸·Î ÇÏ¿©, cfengine, slack, ±âŸ Åø, ÀÚü °³¹ß Åø¿¡ ´ëÇÑ ÇÑ±Û ¹®¼­ ÇÁ·ÎÁ§Æ®¸¦ ÁøÇàÇϱâ À§ÇÑ ¸ñÀûÀ¸·Î '±¸±Û ³ëÆ®'¿¡ °øÀ¯ ÆäÀÌÁö¸¦ ¸¸µé¾ú´Ù.
ÀÌ ÇÑ±Û ¹®¼­´Â Âü¿©¸¦ ¿øÇÏ¸é ´©±¸³ª °¡´ÉÇÏ´Ù.

http://www.google.com/notebook/public/06101494505560292762/BDWZv5goQg8O0j8wk
Àӽà µµ¸ÞÀÎÀ¸·Î auto.coffeenix.netÀ» ÇÒ´çÇØµ×´Ù. µµ¸ÞÀÎ Á¢¼Ó½Ã À§ '±¸±Û ³ëÆ®'·Î ÀÚµ¿ Æ÷¿öµù.

¡Ø Çѱ۹®¼­ ÇÁ·ÎÁ§Æ®´Â Áö³­ 4ÀÏ(¼ö) Ä¿ÇǴнº Á¤¸ð ¶§ '¹ü³ÃÀÌ', 'aqua'ÀÇ ÀǰßÀ¸·Î ½ÃÀÛÇÏ°Ô µÇ¾ú´Ù.

3. Á¤±Ô½Ä À̾߱â


< IT ÀÏ¹Ý >

1. Yahoo's Cloud Team Open Sources Traffic Server



http://ostatic.com/blog/guest-post-yahoos-cloud-team-open-sources-traffic-server
http://robert.accettura.com/blog/2009/11/04/yahoo-traffic-server-open-sourced/

¾ßÈİ¡ apache Àç´Ü¿¡ À¥ÇÁ·Ï½ÃÀÎ traffic server ¶ó´Â ÇÁ·Î±×·¥À» ±âÁõÇß´Ù.
Traffic Server´Â HTTP 1.1À» µû¸£´Â °í¼º´ÉÀÇ À¥ ÇÁ¶ô½Ã ¼­¹öÀÌ´Ù. ÇÊÅ͸µ, ·Îµå ¹ë·±½Ì(LB, Load Balancing) ±â´Éµµ Æ÷ÇԵǾî ÀÖ´Ù. ( http://cwiki.apache.org/TS/traffic-server.html )
Àοë:

Overview

Traffic Server is fast, scalable and extensible HTTP/1.1 compliant caching proxy server. Formerly a commercial product (created by Inktomi, later acquired by Yahoo!), it is now being developed as an Apache Incubator Project (status).


Traffic Server´Â ÄõµåÄÚ¾î 1.86GHz CPU¸¦ »ç¿ëÇÒ ¶§ ÃÊ´ç 30000 request¸¦ ¹Þ¾Æµé ÀÏ ¼ö ÀÖ´Ù°í ÇÑ´Ù. °°Àº »ç¾çÀ¸·Î ´Ù¸¥ À¥ÇÁ¶ô½Ã¼­¹ö´Â ÃÊ´ç 8000 request¸¦ ¹Þ¾ÆµéÀÏ ¼ö ÀÖ´Â Á¤µµ¶ó°í ÇÏ´Ï, ¼º´ÉÀº ¶Ù¾î³ª´Ù°í ÇÒ ¼ö ÀÖÀ» °Í °°´Ù. 'Traffic Server Podling Status Page - Apache Incubator¿¡ µû¸£¸é 'We have benchmarked Traffic Server to handle in excess of 35,000 RPS on a single box.'¶ó°í ÇÑ´Ù.
¾ßÈÄÀÇ Ã¹ÆäÀÌÁö, ¸ÞÀÏ( http://mail.yahoo.com/ ), ½ºÆ÷Ã÷( http://sports.yahoo.com/ ), °Ë»ö( http://search.yahoo.com/ ), News( http://news.yahoo.com/ ), ±ÝÀ¶( http://finance.yahoo.com/ ) µî¿¡¼­ »ç¿ëÁßÀ̶ó°í Çϸç, °è¼Ó »ç¿ëÇÒ °÷À» ã°í ÀÖ´Ù°í ÇÏ´Ï, Traffic Server »ç¿ëó´Â ´Ã¾î³¯ µí.

Traffic Server¿¡ ´ëÇØ¼­´Â ´ÙÀ½ »çÀÌÆ®¿¡¼­.

http://incubator.apache.org/trafficserver/docs/admin/
http://wiki.apache.org/incubator/TrafficServerProposal

2. Ƽ¸Æ½º ±¸ÀÎ?

Ƽ¸Æ½º ¼ÒÇÁÆ® ¿¬±¸¿ø ±¸ÀÎ. ±¸Á¶Á¶Á¤ ÁßÀÎ »óȲ¿¡ ±¸ÀÎÁß?
http://job.incruit.com/jobdb_info/jobpost.asp?job=2009110405508
¡Ø ÇöÀç´Â ÇØ´ç Á¤º¸°¡ Áö¿öÁø »óÅÂ.


¡Ø Âü¿©ÀÚ : sCag, Ƽ´Ï, spy, aqua, RedBaron, jjun, bugfree, ¿ô´Â³²ÀÚ, ÁÁÀºÁøÈ£
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