Pen. Code, § 290.024

For purposes of this chapter:

(a) A person who is convicted of a felony on or after January 1, 2017, requiring registration pursuant to the Act, shall register his or her Internet identifiers if a court determines at the time of sentencing that any of the following apply:

(1) The person used the Internet to collect any private information to identify the victim of the crime to further the commission of the crime.

(2) The person was convicted of a felony pursuant to subdivision (b) or (c) of Section 236.1 and used the Internet to traffic the victim of the crime.

(3) The person was convicted of a felony pursuant to Chapter 7.5 (commencing with Section 311) and used the Internet to prepare, publish, distribute, send, exchange, or download the obscene matter or matter depicting a minor engaging in sexual conduct, as defined in subdivision (d) of Section 311.4.

(b) For purposes of this chapter:

(1) “Internet identifier” means any electronic mail address or user name used for instant messaging or social networking that is actually used for direct communication between users on the Internet in a manner that makes the communication not accessible to the general public. “Internet identifier” does not include Internet passwords, date of birth, social security number, or PIN number.

(2) “Private information” means any information that identifies or describes an individual, including, but not limited to, his or her name; electronic mail, chat, instant messenger, social networking, or similar name used for Internet communication; social security number; account numbers; passwords; personal identification numbers; physical description; physical location; home address; home telephone number; education; financial matters; medical or employment history; and statements made by, or attributed to, the individual.