On security programming, very good very good very good, very hard to find, please U.S.
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on security programming
关于安全编程
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Another possibility is that because many sites begin as cash-strapped start-ups, for which implementing extra password security would take up valuable programming time, they skimp on it at the beginning and then never bother to change.
ECONOMIST: Computer passwords
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