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 Russia
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 Discuz! X3.1 Release 20130923
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 ADD. Discuz! Cloud verification code, improved protection against spam-bots
 ADD. Intelligent verification code strategy, without affecting the normal user operations, block ads publishing
 ADD. Safety evaluation mechanisms, suggesting webmasters background settings involving safety operation
 ADD. User account bodyguard, increase the difficulty of brute force account, reducing the loss of user accounts stolen
 
 ADD. Identify malicious users function. All the malicious users posts can be processed, and users automatically banned
 ADD. Whole network defense mechanisms, Blacklisted users, will limiting behavior in all the Discuz! Forum sites
 IMPROVE. Waterproof wall function. Enhance all the site responce level, Limiting the maximum speed of ads posting
 IMPROVE. Webmaster reporting mechanism. Reported by multiple users IP will be blacklisted
 
 OPTIMIZE. Some interaction features steps was simplified
 OPTIMIZE. Back-office functions distributed, Easy to quickly find the desired webmaster function
 OPTIMIZE. Part of code, reduce the server loading when PHP parsing
 FIX. Discuz! X3 existed known issues and security risks
 
 More updates, see the official release topic
 
 
 
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