“One bug in an SMTP server can open up the whole machine for intrusion.”
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Other Wietse Venema Quotes
When I write software, I know that it will fail, either due to my own mistake, or due to some other cause.
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Adding functionality is not just a matter of adding code.
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The challenge with Postfix, or with any piece of software, is to update software without introducing problems.
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Like all software, Qmail can survive only when it keeps up with changing requirements.
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