how to filter spam inside rss?

[mickey]

hello,

i have recently installed a planet and i really like it.

unfortunatly one of my favorite rss streams (securityfocus) adds spam
into their rss.

is there any plugin or fix to planet so i can filter their shit?

have a good time!

-- =

mickey at netfreaks.org
gpg key 0xE1B31D88

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