yahoo邮箱被入侵的后续故事
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作者:朵朵樱桃 (等级:7 - 出类拔萃,发帖:5835) 发表:2017-03-23 08:21:00  182楼 
正反双方如何保护自己我十岁的儿子 上chrome都知道用New Incognito Window,因为我没办法查他在youtube上看了什么 如果你要抹掉一些访问的痕迹 可以用hide my ass 或者vpn, 或者多过几个跳板(我不会) 不然IP地址在论坛的访问记录里面会有,一般会保存一段时间, 账号也会有最近登录IP,要比对也是有可能的;论坛用户的密码一般不会明文存储,但用的编码程序不是一定破译不了的,一般用的md5哈希,如果你用的是非常简单的密码,是有可能被试出来的,所以用简单的密码很危险,跟别的账号共享密码也很危险 (但是你有几十个账号 十几个论坛账号 每个都要用不同密码 很xx) 愿世界和平
好不容易看到一个技术角度的回复
道德层面的争论已经审美疲劳了,楼主更喜欢看技术角度的分析讨论。层主说的md5算法搜了一下:
MD5 algorithm is a widely used hash function producing a 128-bit hash value. Although MD5 was initially designed to be used as a cryptographic hash function, it has been found to suffer from extensive vulnerabilities. It can still be used as a checksum to verify data integrity, but only against unintentional corruption.

Like most hash functions, MD5 is neither encryption nor encoding. It can be cracked by brute-force attack and suffers from extensive vulnerabilities as detailed in the security section below.

MD5 was designed by Ronald Rivest in 1991 to replace an earlier hash function MD4.[3] The source code in RFC 1321 contains a "by attribution" RSA license. The abbreviation "MD" stands for "Message Digest."

The security of the MD5 has been severely compromised, with its weaknesses having been exploited in the field, most infamously by the Flame malware in 2012. The CMU Software Engineering Institute considers MD5 essentially "cryptographically broken and unsuitable for further use".[4]
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