Privacy advocates, human rights groups, and multinational technology companies have all said the U.N.'s new cybercrime convention is a disaster waiting to happen.
I looked into the document and man, that's a lot of points.
Skimming it, it's all very vague and does acknowledge states autonomy over what they consider legal or not. But there is so much in it, and the general broad and cooperative and sharing nature of it certainly warrants skepticism and concern - especially with how different cooperating states can be, and how such a push may have unintended side effects.
Things like the EU-Linux petition and public money, public code are becoming evermore important. If you're European, sign the petition and share it. We are looking down the barrel of all US software being used to spy on us (if it isn't being done already).