Crypto researchers abuzz over flaws

The excitement began Thursday with an announcement that French computer scientist Antoine Joux had uncovered a flaw in a popular algorithm called MD5, often used with digital signatures. Then four Chinese researchers released a paper that reported a way to circumvent MD5 and other algorithms.
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u can look insight detailed info in url:
http://zdnet.com.com/2100-1105_2-5313655.html

i cannot believe it!!!!!!!!!
ps: who can download the conference about these cracked algorithm?