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Cache On Delivery — Memcached Opens an Accidental Security Hole 149

jamie spotted this eye-opening presentation (here's a longer explanation) about how easy it is to access sensitive data on many sites using memcached, writing "If you already know what memcached is, skim to slide #17. The jaw-drop will happen around slide #33. Turns out many websites expose their totally-non-protected memcached interface to the Internet, including gowalla,, and PBS."

If it's worth hacking on well, it's worth hacking on for money.