Here are information security events in North America this month:

BayThreat 2011: December 9 to December 11 in Mountain View

SANS Cyber Defense Initiative 2011: December 9 to December 16 in Washington, DC

 

And here are the information security events in the other parts of the world:

BeneLux OWASP Day 2011: December 1 to December 2 in Luxembourg

BSides Cape Town: December 3 in Cape Town

berlinsides (BSides Berlin): December 28 to December 30 in Berlin

eCrime Europe: December 12 in Amsterdam