Taobao leaked my personal information. How can I protect my rights?

The main problem is that you don't have enough evidence to prove that Taobao leaked your personal information, so I can only suggest that you blacklist all those securities phones.

The disclosure of personal information constitutes the crime of illegal disclosure, which is illegal. You can bring a lawsuit to the court to safeguard personal rights. criminal law

Article 253 stipulates: "Staff of state organs or financial, telecommunications, transportation, education, medical and other units who, in violation of state regulations, sell or illegally provide citizens' personal information obtained by their own units in the course of performing their duties or providing services to others, if the circumstances are serious, shall be sentenced to fixed-term imprisonment of not more than three years or criminal detention and shall also, or shall only, be fined.