My boyfriend threatened me to take money and call the police. Do the police collect mobile phone messages?

In order to investigate the case, the police have the right to retrieve mobile phone text messages and call content, that is, to take technical investigation measures, but it is strictly restricted. According to article 150 of the Criminal Procedure Law, technical investigation measures must be taken in strict accordance with the types of approved measures, applicable objects and time limits. Investigators should keep confidential the state secrets, business secrets and personal privacy they know in the process of taking technical investigation measures; Materials irrelevant to the case obtained through technical investigation must be destroyed in time. The materials obtained by technical investigation measures can only be used for criminal investigation and trial, and shall not be used for other purposes. The public security organs shall take technical investigation measures according to law, and the relevant units and individuals shall cooperate with them and keep the relevant information confidential.

Article 42 of the Law of People's Republic of China (PRC) on Public Security Administration Punishment stipulates that anyone who writes threatening letters or threatens the personal safety of others by other means shall be detained for less than five days or fined less than 500 yuan; If the circumstances are serious, they shall be detained for not less than five days but not more than ten days, and may also be fined not more than 500 yuan.

Simple intimidation did not constitute a crime before the Criminal Law Amendment (VIII), but after the Criminal Law Amendment (VIII), intimidation was added to the crime of stirring up trouble: therefore, threatening others may constitute the crime of stirring up trouble. In addition, if it is not a simple act of intimidation, there are other situations as follows: asking for property when threatening may constitute extortion; Putting false explosive, toxic, radioactive, infectious disease pathogens and other substances, or fabricating terrorist information such as explosion threat, biochemical threat, radiation threat, or deliberately spreading it knowing that it is fabricated terrorist information may seriously disturb social order, which may constitute the crime of putting false dangerous substances. According to Article 274 of the Criminal Law of People's Republic of China (PRC), whoever extorts public or private property in a large amount or repeatedly extorts it shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention or public surveillance, and shall also or only be fined; If the amount is huge or there are other serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years and shall also be fined; If the amount is especially huge or there are other especially serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than 10 years and fined.