Block spam DDoS attacks from botnet

[alpet_m]

Title
Block spam DDoS attacks from botnet

Short, concise description of the idea
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Full description of the ideaChaos situation repeats in http://navalny.livejournal.com/558228.html?page=378#comments for some several posts of

Comments

DDoS restarted again

[alpet_m]

http://navalny.livejournal.com/568252.html?page=18#comments

This problem can be solved easily, needs only attention from developers!