China sex chat without registration
But in recent weeks, some companies that operate VPNs, which encrypt traffic to prevent censors from reading it, say tighter controls have disrupted their services.The government has not confirmed it was responsible for the blockage.It posted instructions for users to alert censors to possible violators.China operates the world's most extensive system of Internet monitoring and filters.
Filtering remains enabled even if users later link their account with a non-mainland China number, which means that users with accounts registered to mainland China will remain under censorship regardless if they travel or unlink their Chinese phone number from the account.
But compliance was uneven and the rules failed to specify what services were covered.
The latest announcement extends that "real name" registration requirement to blogs, microblog services such as the popular Sina Weibo and website comment sections.
Such settings offer many Chinese their only opportunity to express themselves in public in a society in which all media are controlled by the ruling Communist Party.
The rules also require Internet services for the first time to have users sign a contract that includes a pledge to refrain from "illegal and unhealthy" activity.