A computer-implemented data processing method for determining whether an individual is likely to be identified by a particular web beacon, the method comprising: scanning, by one or more processors, using a plurality of unique user profiles, a single website for one or more web beacons, wherein each of the plurality of unique user profiles emulates a respective unique individual visiting the single website; scanning, by the one or more processors, a plurality of websites using a first particular one of the plurality of unique user profiles that persists across the plurality of websites for the one or more web beacons; identifying, by the one or more processors, the particular web beacon from the one or more web beacons; determining, by the one or more processors, a host of the particular web beacon; determining, by the one or more processors, a purpose of the particular web beacon; determining, by the one or more processors, whether a particular individual is likely to be identified by the particular web beacon based at least in part on the host of the particular web beacon known to monitor activity of one or more customers at a particular website, or the purpose of the particular web beacon, being at least one of: to identify a source requesting the particular web beacon; or to track browsing habits of the individual; in response to determining that the particular individual is likely to be identified by the particular web beacon, generating, by the one or more processors, a first report regarding a likelihood that the particular individual might be identified by the particular web beacon; and displaying, by the one or more processors, the first report to an individual associated with the single website. scanning, by one or more processors, using a plurality of unique user profiles, a single website for one or more web beacons, wherein each of the plurality of unique user profiles emulates a respective unique individual visiting the single website; scanning, by the one or more processors, a plurality of websites using a first particular one of the plurality of unique user profiles that persists across the plurality of websites for the one or more web beacons; identifying, by the one or more processors, the particular web beacon from the one or more web beacons; determining, by the one or more processors, a host of the particular web beacon; determining, by the one or more processors, a purpose of the particular web beacon; determining, by the one or more processors, whether a particular individual is likely to be identified by the particular web beacon based at least in part on the host of the particular web beacon known to monitor activity of one or more customers at a particular website, or the purpose of the particular web beacon, being at least one of: to identify a source requesting the particular web beacon; or to track browsing habits of the individual; in response to determining that the particular individual is likely to be identified by the particular web beacon, generating, by the one or more processors, a first report regarding a likelihood that the particular individual might be identified by the particular web beacon; and displaying, by the one or more processors, the first report to an individual associated with the single website.